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STM32F373C8T6

hot STM32F373C8T6

STM32F373C8T6

For Reference Only

Part Number STM32F373C8T6
Manufacturer STMicroelectronics
Description IC MCU 32BIT 64KB FLASH 48LQFP
Datasheet STM32F373C8T6 Datasheet
Package 48-LQFP
In Stock 222 piece(s)
Unit Price $ 4.4 *
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STM32F373C8T6

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STM32F373C8T6 Specifications

ManufacturerSTMicroelectronics
CategoryIntegrated Circuits (ICs) - Embedded - Microcontrollers
Datasheet STM32F373C8T6 Datasheet
Package48-LQFP
SeriesSTM32 F3
Core ProcessorARM? Cortex?-M4
Core Size32-Bit
Speed72MHz
ConnectivityCAN, I2C, IrDA, LIN, SPI, UART/USART, USB
PeripheralsDMA, I2S, POR, PWM, WDT
Number of I/O36
Program Memory Size64KB (64K x 8)
Program Memory TypeFLASH
RAM Size16K x 8
Voltage - Supply (Vcc/Vdd)2 V ~ 3.6 V
Data ConvertersA/D 1x12b, 3x16b, D/A 3x12b
Oscillator TypeInternal
Operating Temperature-40°C ~ 85°C (TA)
Package / Case48-LQFP
Supplier Device Package48-LQFP (7x7)

STM32F373C8T6 Datasheet

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This is information on a product in full production. June 2016 DocID022691 Rev 7 1/137 STM32F373xx ARM®Cortex®-M4 32b MCU+FPU, up to 256KB Flash+32KB SRAM, timers, 4 ADCs (16-bit Sig. Delta / 12-bit SAR), 3 DACs, 2 comp., 2.0-3.6 V Datasheet - production data Features • Core: ARM® 32-bit Cortex®-M4 CPU (72 MHz max), single-cycle multiplication and HW division, DSP instruction with FPU (floating- point unit) and MPU (memory protection unit) • 1.25 DMIPS/MHz (Dhrystone 2.1) • Memories – 64 to 256 Kbytes of Flash memory – 32 Kbytes of SRAM with HW parity check • CRC calculation unit • Reset and power management – Voltage range: 2.0 to 3.6 V – Power-on/Power down reset (POR/PDR) – Programmable voltage detector (PVD) – Low power modes: Sleep, Stop, Standby – VBAT supply for RTC and backup registers • Clock management – 4 to 32 MHz crystal oscillator – 32 kHz oscillator for RTC with calibration – Internal 8 MHz RC with x16 PLL option – Internal 40 kHz oscillator • Up to 84 fast I/Os – All mappable on external interrupt vectors – Up to 45 I/Os with 5 V tolerant capability • 12-channel DMA controller • One 12-bit, 1.0 µs ADC (up to 16 channels) – Conversion range: 0 to 3.6 V – Separate analog supply from 2.4 up to 3.6 • Three 16-bit Sigma Delta ADC – Separate analog supply from 2.2 to 3.6 V, up to 21 single/ 11 diff channels • Three 12-bit DAC channels • Two fast rail-to-rail analog comparators with programmable input and output • Up to 24 capacitive sensing channels • 17 timers – Two 32-bit timers and three 16-bit timers with up to 4 IC/OC/PWM or pulse counters – Two 16-bit timers with up to 2 IC/OC/PWM or pulse counters – Four 16-bit timers with up to 1 IC/OC/PWM or pulse counter – Independent and system watchdog timers – SysTick timer: 24-bit down counter – Three 16-bit basic timers to drive the DAC • Calendar RTC with Alarm and periodic wakeup from Stop/Standby • Communication interfaces – CAN interface (2.0B Active) – Two I2Cs supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus, wakeup from STOP – Three USARTs supporting synchronous mode, modem control, ISO/IEC 7816, LIN, IrDA, auto baud rate, wakeup feature – Three SPIs (18 Mbit/s) with 4 to 16 programmable bit frames, muxed I2S – HDMI-CEC bus interface – USB 2.0 full speed interface • Serial wire devices, JTAG, Cortex®-M4 ETM • 96-bit unique ID Table 1. Device summary Reference Part numbers STM32F373xx STM32F373C8, STM32F373R8, STM32F373V8, STM32F373CB, STM32F373RB, STM32F373VB, STM32F373CC, STM32F373RC, STM32F373VC LQFP64 (10 × 10 mm) LQFP100 (14 × 14 mm) LQFP48 (7 × 7 mm) UFBGA100 (7 x 7 mm) www.st.com

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Contents STM32F373xx 2/137 DocID022691 Rev 7 Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.1 ARM® Cortex®-M4 core with embedded Flash and SRAM . . . . . . . . . . . 13 3.2 Memory protection unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.3 Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.4 Cyclic redundancy check (CRC) calculation unit . . . . . . . . . . . . . . . . . . . 14 3.5 Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.6 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.7 Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.7.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.7.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.7.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.7.4 Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.8 Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.9 General-purpose input/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.10 Direct memory access (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.11 Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.11.1 Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 17 3.11.2 Extended interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . 17 3.12 12-bit analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.12.1 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.12.2 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.12.3 VBAT battery voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.13 16-bit sigma delta analog-to-digital converters (SDADC) . . . . . . . . . . . . . 19 3.14 Digital-to-analog converter (DAC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.15 Fast comparators (COMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.16 Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.17 Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 3.17.1 General-purpose timers (TIM2 to TIM5, TIM12 to TIM17, TIM19) . . . . . 23

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DocID022691 Rev 7 3/137 STM32F373xx Contents 4 3.17.2 Basic timers (TIM6, TIM7, TIM18) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 3.17.3 Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 3.17.4 System window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 3.17.5 SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 3.18 Real-time clock (RTC) and backup registers . . . . . . . . . . . . . . . . . . . . . . 24 3.19 Inter-integrated circuit interface (I2C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 3.20 Universal synchronous/asynchronous receiver transmitter (USART) . . . 26 3.21 Serial peripheral interface (SPI)/Inter-integrated sound interfaces (I2S) . 27 3.22 High-definition multimedia interface (HDMI) - consumer electronics control (CEC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 3.23 Controller area network (CAN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 3.24 Universal serial bus (USB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 3.25 Serial wire JTAG debug port (SWJ-DP) . . . . . . . . . . . . . . . . . . . . . . . . . . 28 3.26 Embedded trace macrocell™ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 4 Pinouts and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 5 Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 6 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 6.1 Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 6.1.1 Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 6.1.2 Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 6.1.3 Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 6.1.4 Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 6.1.5 Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 6.1.6 Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 6.1.7 Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 6.2 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 6.3 Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 6.3.1 General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 6.3.2 Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . 58 6.3.3 Embedded reset and power control block characteristics . . . . . . . . . . . 59 6.3.4 Embedded reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 6.3.5 Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 6.3.6 Wakeup time from low-power mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

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Contents STM32F373xx 4/137 DocID022691 Rev 7 6.3.7 External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 6.3.8 Internal clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 6.3.9 PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78 6.3.10 Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 6.3.11 EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 6.3.12 Electrical sensitivity characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 6.3.13 I/O current injection characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 6.3.14 I/O port characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 6.3.15 NRST characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 6.3.16 Communications interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 6.3.17 12-bit ADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 6.3.18 DAC electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101 6.3.19 Comparator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 6.3.20 Temperature sensor characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 6.3.21 VBAT monitoring characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 6.3.22 Timer characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 6.3.23 USB characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107 6.3.24 CAN (controller area network) interface . . . . . . . . . . . . . . . . . . . . . . . 108 6.3.25 SDADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 7 Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 7.1 UFBGA100 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115 7.2 LQFP100 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118 7.3 LQFP64 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 7.4 LQFP48 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124 7.5 Thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 7.5.1 Reference document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 7.5.2 Selecting the product temperature range . . . . . . . . . . . . . . . . . . . . . . 128 8 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130 9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

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DocID022691 Rev 7 5/137 STM32F373xx List of tables 6 List of tables Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Table 2. Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Table 3. Capacitive sensing GPIOs available on STM32F373xx devices . . . . . . . . . . . . . . . . . . . . 20 Table 4. No. of capacitive sensing channels available on STM32F373xx devices. . . . . . . . . . . . . . 21 Table 5. Timer feature comparison. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Table 6. Comparison of I2C analog and digital filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Table 7. STM32F373xx I2C implementation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Table 8. STM32F373xx USART implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Table 9. STM32F373xx SPI/I2S implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Table 10. Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Table 11. STM32F373xx pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Table 12. Alternate functions for port PA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Table 13. Alternate functions for port PB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Table 14. Alternate functions for port PC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Table 15. Alternate functions for port PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Table 16. Alternate functions for port PE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 Table 17. Alternate functions for port PF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 Table 18. STM32F373xx peripheral register boundary addresses. . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Table 19. Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Table 20. Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Table 21. Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Table 22. General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Table 23. Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Table 24. Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 59 Table 25. Programmable voltage detector characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 Table 26. Embedded internal reference voltage calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Table 27. Embedded internal reference voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Table 28. Typical and maximum current consumption from VDD supply at VDD = 3.6 V . . . . . . . . . . 61 Table 29. Typical and maximum current consumption from VDDA supply . . . . . . . . . . . . . . . . . . . . . 63 Table 30. Typical and maximum VDD consumption in Stop and Standby modes. . . . . . . . . . . . . . . . 63 Table 31. Typical and maximum VDDA consumption in Stop and Standby modes. . . . . . . . . . . . . . . 64 Table 32. Typical and maximum current consumption from VBAT supply. . . . . . . . . . . . . . . . . . . . . . 64 Table 33. Typical current consumption in Run mode, code with data processing running from Flash66 Table 34. Typical current consumption in Sleep mode, code running from Flash or RAM. . . . . . . . . 67 Table 35. Switching output I/O current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 Table 36. Peripheral current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Table 37. Low-power mode wakeup timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Table 38. High-speed external user clock characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Table 39. Low-speed external user clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Table 40. HSE oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 Table 41. LSE oscillator characteristics (fLSE = 32.768 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 Table 42. HSI oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 Table 43. LSI oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78 Table 44. PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78 Table 45. Flash memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 Table 46. Flash memory endurance and data retention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 Table 47. EMS characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Table 48. EMI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

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List of tables STM32F373xx 6/137 DocID022691 Rev 7 Table 49. ESD absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Table 50. Electrical sensitivities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 Table 51. I/O current injection susceptibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 Table 52. I/O static characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Table 53. Output voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 Table 54. I/O AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 Table 55. NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 Table 56. I2C characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 Table 57. I2C analog filter characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 Table 58. SPI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 Table 59. I2S characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 Table 60. ADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 Table 61. RSRC max for fADC = 14 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Table 62. ADC accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Table 63. DAC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101 Table 64. Comparator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 Table 65. Temperature sensor calibration values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 Table 66. TS characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 Table 67. VBAT monitoring characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 Table 68. TIMx characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 Table 69. IWDG min/max timeout period at 40 kHz (LSI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 Table 70. WWDG min-max timeout value @72 MHz (PCLK). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 Table 71. USB startup time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107 Table 72. USB DC electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107 Table 73. USB: Full-speed electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 Table 74. SDADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 Table 75. VREFSD+ pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114 Table 76. UFBGA100 - 100-pin, 7 x 7 mm, 0.50 mm pitch, ultra fine pitch ball grid array package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 Table 77. UFBGA100 recommended PCB design rules (0.5 mm pitch BGA) . . . . . . . . . . . . . . . . . 116 Table 78. LQPF100 - 100-pin, 14 x 14 mm low-profile quad flat package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119 Table 79. LQFP64 - 64-pin, 10 x 10 mm low-profile quad flat package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122 Table 80. LQFP48 - 48-pin, 7 x 7 mm low-profile quad flat package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125 Table 81. Package thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 Table 82. Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130 Table 83. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

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DocID022691 Rev 7 7/137 STM32F373xx List of figures 8 List of figures Figure 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 2. STM32F373xx LQFP48 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Figure 3. STM32F373xx LQFP64 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Figure 4. STM32F373xx LQFP100 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Figure 5. STM32F373xx UFBGA100 ballout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Figure 6. STM32F373xx memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Figure 7. Pin loading conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Figure 8. Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Figure 9. Power supply scheme. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Figure 10. Current consumption measurement scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Figure 11. Typical VBAT current consumption (LSE and RTC ON/LSEDRV[1:0]='00') . . . . . . . . . . . . 65 Figure 12. High-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Figure 13. Low-speed external clock source AC timing diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 Figure 14. Typical application with an 8 MHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 Figure 15. Typical application with a 32.768 kHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 Figure 16. HSI oscillator accuracy characterization results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78 Figure 17. TC and TTa I/O input characteristics - CMOS port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85 Figure 18. Five volt tolerant (FT and FTf) I/O input characteristics - CMOS port . . . . . . . . . . . . . . . . 86 Figure 19. I/O AC characteristics definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 Figure 20. Recommended NRST pin protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 Figure 21. I2C bus AC waveforms and measurement circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 Figure 22. SPI timing diagram - slave mode and CPHA = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 Figure 23. SPI timing diagram - slave mode and CPHA = 1(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 Figure 24. SPI timing diagram - master mode(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 Figure 25. I2S slave timing diagram (Philips protocol)(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Figure 26. I2S master timing diagram (Philips protocol)(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Figure 27. ADC accuracy characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Figure 28. Typical connection diagram using the ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Figure 29. 12-bit buffered /non-buffered DAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 Figure 30. Maximum VREFINT scaler startup time from power down . . . . . . . . . . . . . . . . . . . . . . . . . 104 Figure 31. USB timings: definition of data signal rise and fall time . . . . . . . . . . . . . . . . . . . . . . . . . . 108 Figure 32. UFBGA100 - 100-pin, 7 x 7 mm, 0.50 mm pitch, ultra fine pitch ball grid array package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 Figure 33. UFBGA100 - 100-pin, 7 x 7 mm, 0.50 mm pitch, ultra fine pitch ball grid array package recommended footprint . . . . . . . . . . . . . . . . . . . . 116 Figure 34. UFBGA100 marking example (package top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117 Figure 35. LQFP100 - 100-pin, 14 x 14 mm low-profile quad flat package outline . . . . . . . . . . . . . . 118 Figure 36. LQFP100 - 100-pin, 14 x 14 mm low-profile quad flat recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 Figure 37. LQFP100 marking example (package top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 Figure 38. LQFP64 - 64-pin, 10 x 10 mm low-profile quad flat package outline . . . . . . . . . . . . . . . . 121 Figure 39. LQFP64 - 64-pin, 10 x 10 mm low-profile quad flat package recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123 Figure 40. LQFP64 marking example (package top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123 Figure 41. LQFP48 - 48-pin, 7 x 7 mm low-profile quad flat package outline . . . . . . . . . . . . . . . . . . 124 Figure 42. LQFP48 - 48-pin, 7 x 7 mm low-profile quad flat package recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126 Figure 43. LQFP48 marking example (package top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

Page 9

List of figures STM32F373xx 8/137 DocID022691 Rev 7 Figure 44. LQFP64 PD max vs. TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Page 10

DocID022691 Rev 7 9/137 STM32F373xx Introduction 47 1 Introduction This datasheet provides the ordering information and mechanical device characteristics of the STM32F373xx microcontrollers. This STM32F373xx datasheet should be read in conjunction with the RM0313 reference manual. The reference manual is available from the STMicroelectronics website www.st.com. For information on the Cortex®-M4 with FPU core, please refer to: • Cortex®-M4 with FPU Technical Reference Manual, available from www.arm.com. • STM32F3xxx and STM32F4xxx Cortex®-M4 programming manual (PM0214) available from www.st.com.

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