Name: DS87C520-ENL
Brand: Maxim Integrated
SKU: DS87C520-ENL
Availability: InStock
Rating: 5 (98 reviews)

DS87C520-ENL

For Reference Only

Part Number	DS87C520-ENL
Manufacturer	Maxim Integrated
Description	IC MCU 8BIT 16KB OTP 44TQFP
Datasheet	DS87C520-ENL Datasheet DS87C520-ENL Specifications
Package	44-TQFP
ECAD
In Stock	4,896 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 14 - Jun 19 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # DS87C520-ENL (Embedded - Microcontrollers) is manufactured by Maxim Integrated and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For DS87C520-ENL specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add DS87C520-ENL with quantity into BOM. Heisener.com does NOT require any registration to request a quote of DS87C520-ENL.

DS87C520-ENL Specifications

Manufacturer	Maxim Integrated
Category	Integrated Circuits (ICs) - Embedded - Microcontrollers
Package	44-TQFP
ECAD
Series	87C
Core Processor	8051
Core Size	8-Bit
Speed	33MHz
Connectivity	EBI/EMI, SIO, UART/USART
Peripherals	Power-Fail Reset, WDT
Number of I/O	32
Program Memory Size	16KB (16K x 8)
Program Memory Type	OTP
EEPROM Size	-
RAM Size	1K x 8
Voltage - Supply (Vcc/Vdd)	4.5 V ~ 5.5 V
Data Converters	-
Oscillator Type	External
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	-
Package / Case	44-TQFP
Supplier Device Package	44-TQFP (10x10)

DS87C520-ENL Datasheet

DS87C520-ENL Reviews

Rona*****derson

March 30, 2023

★ ★ ★ ★ ★

All current moves in switching devices with the proper selection of amp rating capability. I chose these to do a job that had to handle only 1/3 of it's rated capacity. So they were the perfect choice. To date they work as expected; perfectly.

Isa*****Kala

March 28, 2023

★ ★ ★ ★ ★

I can get a patience and respect for each order. Thank you!

Maris*****onard

March 16, 2023

★ ★ ★ ★ ★

Very user friendly to find part and specs. Easy to deal with the transaction for different payment types. Thanks!

Aust*****orde

March 10, 2023

★ ★ ★ ★ ★

Have never had a problem with my order. Packages arrive on time and in great condition.

Emer*****octor

March 10, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never makes a mistake, most reliable, and no long waiting for deliveries.

Broo***** Best

February 25, 2023

★ ★ ★ ★ ★

It arrived on time. I was able to finish a repair before Sunday service and with no over time. Easy to work with.

Kail*****Tank

February 24, 2023

★ ★ ★ ★ ★

This seems to be a good set. I'll update more when I've tested these and can review their working quality.

Jae***** Bava

February 19, 2023

★ ★ ★ ★ ★

Easier, quicker and cheaper to buy this whole assortment than to get just the few I needed from an electronics store.

Write a Review

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DS87C520-ENL Packaging

DS87C520-ENL FAQ

1. How to order DS87C520-ENL on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that DS87C520-ENL is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the DS87C520-ENL. All suppliers must pass our qualification reviews before they can publish their products including DS87C520-ENL on Heisener; we pay more attention to the channels and quality of DS87C520-ENL products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the DS87C520-ENL price and inventory displayed accurate?

The price and inventory of DS87C520-ENL fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of DS87C520-ENL?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DS87C520-ENL we delivered, we will accept the replacement or return of the DS87C520-ENL only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DS87C520-ENL.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as DS87C520-ENL pin diagram, DS87C520-ENL datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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DS87C520-ENL Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

D# DS87C520-ENL+

Maxim Integrated Products

MCU 8-bit 87C 8051 CISC 16KB EPROM 5V 44-Pin TQFP - Trays (Alt: DS87C520-ENL+)

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

D# DS87C520-ENL+

Maxim Integrated Products

MCU 8-bit 87C 8051 CISC 16KB EPROM 5V 44-Pin TQFP (Alt: DS87C520-ENL+)

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

D# DS87C520-ENL+

Maxim Integrated Products

MCU 8-bit 87C 8051 CISC 16KB EPROM 5V 44-Pin TQFP (Alt: DS87C520-ENL+)

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

Maxim Integrated Products

MicroController, 8-Bit, 44 Pin, Plastic, TQFP

DS87C520-ENL

Maxim Integrated Products

MicroController, 8-Bit, 44 Pin, Plastic, TQFP

Part Number

Manufacturer

Description

Stock

DS87C520ENL+

Maxim Integrated Products

Microcontroller, 8-Bit, OTPROM, 8051 CPU, 33MHz, CMOS, PQFP44

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

DS87C520-ENL

D# DS87C520-ENL-ND

Maxim Integrated Products

IC MCU 8BIT 16KB OTP 44TQFP

DS87C520-ENL+

D# DS87C520-ENL+-ND

Maxim Integrated Products

IC MCU 8BIT 16KB OTP 44TQFP

Part Number

Manufacturer

Description

Stock

DS87C520-ENL

Maxim Integrated Products

In stock shipping within 2days

386

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

D# 2516544

Maxim Integrated Products

MCU, 8BIT, 8051, 33MHZ, TQFP-44

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

Maxim Integrated Products

EPROM/ROM High-Speed Microcontrollers

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

DS87C520ENL

OEM/CM QUOTES ONLY | NO BROKERS

5750

Part Number

Manufacturer

Description

Stock

DS87C520-ENL

Maxim Integrated Products

OEM/CM Immediate delivery

286

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

D# 700-DS87C520-ENL

Maxim Integrated Products

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

D# 73Y1694

Maxim Integrated Products

MCU, 8BIT, 8051, 33MHZ, TQFP-44, Product Range:DS8 Family DS87C5xx Series Microcontrollers, CPU Speed:33MHz, Program Memory Size:16KB, RAM Memory Size:1KB, No. of Pins:44Pins, MCU Case Style:TQFP, No. of I/O s:32I/O s RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

Part Number	Manufacturer	Description	Stock
DS87C520-ENL+ D# NS-DS87C520-ENL+	Maxim Integrated Products	OEM/CM ONLY	3722
DS87C520-ENL D# NS-DS87C520-ENL	Maxim Integrated Products	OEM/CM ONLY	5125
DS87C520ENL D# NS-DS87C520ENL	Dallas Semiconductor	OEM/CM ONLY	2234

Part Number

Manufacturer

Description

Stock

DS87C520-ENL

Dallas Semiconductor

MicroController, 8-Bit, 44 Pin, Plastic, TQFP

Part Number

Manufacturer

Description

Stock

DS87C520ENL+

Dallas Semiconductor

OEM/CM ONLY

Part Number

Manufacturer

Description

Stock

DS87C520-ENL

Maxim Integrated Products

IN stock Immediate delivery

281

Part Number	Manufacturer	Description	Stock
DS87C520ENL	Dallas Semiconductor	RFQ	7093
DS87C520-ENL+	Maxim Integrated Products	RFQ	6295
DS87C520-ENL	Maxim Integrated Products	RFQ	14409

Part Number

Manufacturer

Description

Stock

DS87C520-ENL+

D# 2516544

Maxim Integrated Products

MCU, 8BIT, 8051, 33MHZ, TQFP-44

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

DS87C520-ENL

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