Name: DS1340U-3
Brand: Maxim Integrated
SKU: DS1340U-3
Availability: InStock
Rating: 5 (189 reviews)

DS1340U-3

For Reference Only

Part Number	DS1340U-3
Manufacturer	Maxim Integrated
Description	IC RTC CLK/CALENDAR I2C 8-USOP
Datasheet	DS1340U-3 Datasheet DS1340U-3 Specifications
Package	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
ECAD
In Stock	6,624 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 10 - Jun 15 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # DS1340U-3 (Clock/Timing - Real Time Clocks) 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 DS1340U-3 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add DS1340U-3 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of DS1340U-3.

DS1340U-3 Specifications

Manufacturer	Maxim Integrated
Category	Integrated Circuits (ICs) - Clock/Timing - Real Time Clocks
Package	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
ECAD
Series	-
Type	Clock/Calendar
Features	Leap Year, Trickle-Charger
Memory Size	-
Time Format	HH:MM:SS (24 hr)
Date Format	YY-MM-DD-dd
Interface	I2C, 2-Wire Serial
Voltage - Supply	2.7 V ~ 5.5 V
Voltage - Supply, Battery	1.3 V ~ 3.7 V
Current - Timekeeping (Max)	125µA @ 3.3V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package	8-uMAX

DS1340U-3 Datasheet

DS1340U-3 Reviews

Re***** Lam

March 26, 2023

★ ★ ★ ★ ★

I tested some and all look good.

Adel*****rthy

March 22, 2023

★ ★ ★ ★ ★

Items arrived well pakaged, reasonable postage and as described. Top seller

Alex*****kins

March 17, 2023

★ ★ ★ ★ ★

Good communication and fast shipping! Recommended!

Sha*****Parks

March 15, 2023

★ ★ ★ ★ ★

happy with the IC and received with perfect packaging, good comunication with seller thanks.

Layl*****ells

March 2, 2023

★ ★ ★ ★ ★

Easy transaction. Very pleased with goods in perfect condition would recommend Heisener company.

Slo*****Silva

February 20, 2023

★ ★ ★ ★ ★

Fast delivery, good quality, 100% satisfacted

Write a Review

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DS1340U-3 Packaging

DS1340U-3 FAQ

1. How to order DS1340U-3 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 DS1340U-3 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the DS1340U-3. All suppliers must pass our qualification reviews before they can publish their products including DS1340U-3 on Heisener; we pay more attention to the channels and quality of DS1340U-3 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the DS1340U-3 price and inventory displayed accurate?

The price and inventory of DS1340U-3 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 DS1340U-3?

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 DS1340U-3 we delivered, we will accept the replacement or return of the DS1340U-3 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 DS1340U-3.

(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 DS1340U-3 pin diagram, DS1340U-3 datasheet?

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

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DS1340U-3 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
DS1340U-33+ D# DS1340U-33+	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX - Bulk (Alt: DS1340U-33+)	0
DS1340U-3+T&R D# DS1340U-3+T&R	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX T/R - Tape and Reel (Alt: DS1340U-3+T&R)	0
DS1340U-3+ D# DS1340U-3+	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX - Bulk (Alt: DS1340U-3+)	0
DS1340U-33 D# DS1340U-33	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX - Bulk (Alt: DS1340U-33) RoHS: Not Compliant	0
DS1340U-33+T&R D# DS1340U-33+T&R	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX T/R - Tape and Reel (Alt: DS1340U-33+T&R)	0

Part Number

Manufacturer

Description

Stock

DS1340U-33+

D# DS1340U-33+

Maxim Integrated Products

Real Time Clock Serial 8-Pin uMAX (Alt: DS1340U-33+)

DS1340U-33+T&R

D# DS1340U-33+T&R

Maxim Integrated Products

Real Time Clock Serial 8-Pin uMAX T/R (Alt: DS1340U-33+T&R)

Part Number	Manufacturer	Description	Stock
DS1340U-33+ D# DS1340U-33+	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX (Alt: DS1340U-33+)	0
DS1340U-3+T&R D# DS1340U-3+T&R	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX T/R (Alt: DS1340U-3+T&R)	0
DS1340U-33+T&R D# DS1340U-33+T&R	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX T/R (Alt: DS1340U-33+T&R)	0
DS1340U-3+ D# DS1340U-3+	Maxim Integrated Products	Real Time Clock Serial 8-Pin uMAX (Alt: DS1340U-3+)	0

Part Number	Manufacturer	Description	Stock
DS1340U-3+	Maxim Integrated Products	REAL TIME CLOCK-RTC, YY-MM-DD, uSOP-8, Date Format:DD:MM:YY, Clock Format:HH:MM:SS, Clock IC Type:RTC, Supply Voltage Min:2.97V, Supply Voltage Max:5.5V, Clock IC Case Style:SOP, No. of Pins:8, IC Interface Type:I2C, Packaging:Each , RoHS Compliant: Yes	248
DS1340U-33+T&R	Maxim Integrated Products	REAL TIME CLOCK SERL 8USOP - Tape and Reel	3000
DS1340U-33	Maxim Integrated Products	REAL TIME CLOCK-RTC, YY-MM-DD, uSOP-8, Date Format:DD:MM:YY, Clock Format:HH:MM:SS, Clock IC Type:RTC, Supply Voltage Min:2.97V, Supply Voltage Max:5.5V, Clock IC Case Style:SOP, No. of Pins:8, IC Interface Type:I2C, Packaging:Each , RoHS Compliant: Yes	248
DS1340U-3+T&R	Maxim Integrated Products	REAL TIME CLOCK SERL 8USOP - Tape and Reel	0
DS1340U-3	Maxim Integrated Products	REAL TIME CLOCK-RTC, YY-MM-DD, uSOP-8, Date Format:DD:MM:YY, Clock Format:HH:MM:SS, Clock IC Type:RTC, Supply Voltage Min:2.97V, Supply Voltage Max:5.5V, Clock IC Case Style:SOP, No. of Pins:8, IC Interface Type:I2C, Packaging:Each , RoHS Compliant: Yes	248
DS1340U-33+	Maxim Integrated Products	REAL TIME CLOCK-RTC, YY-MM-DD, uSOP-8, Date Format:DD:MM:YY, Clock Format:HH:MM:SS, Clock IC Type:RTC, Supply Voltage Min:2.97V, Supply Voltage Max:5.5V, Clock IC Case Style:SOP, No. of Pins:8, IC Interface Type:I2C, Packaging:Each , RoHS Compliant: Yes	248
DS1340U-33/T&R	Maxim Integrated Products	REAL TIME CLOCK SERL 8USOP - Tape and Reel	3000

Part Number

Manufacturer

Description

Stock

DS1340U-33 T&R

Maxim Integrated Products

Clock/Calendar HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial UMAX-8 Real-time Clocks RoHS

2313

Part Number

Manufacturer

Description

Stock

DS1340U-33+

Maxim Integrated Products

RoHS (ship within 1day) - D/C 2013

200

Part Number	Manufacturer	Description	Stock
DS1340U-33/T&R D# DS1340U-33/T&R-ND	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	0
DS1340U-3+ D# DS1340U-3+-ND	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	697
DS1340U-33 D# 2156-DS1340U-33-MA-ND	Rochester Electronics LLC	I2C RTC WITH TRICKLE CHARGER	82
DS1340U-3 D# DS1340U-3-ND	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	0
DS1340U-3+T&R D# DS1340U-3+CT-ND	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	2825
DS1340U-33+ D# DS1340U-33+-ND	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	698
DS1340U-33+T&R D# DS1340U-33+CT-ND	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	12038

Part Number	Manufacturer	Description	Stock
DS1340U-33+T&R	Maxim Integrated Products	In stock shipping within 2days	6260
DS1340U-33+TR	Maxim Integrated Products	In stock shipping within 2days	2401
DS1340U-3+TR	Maxim Integrated Products	In stock shipping within 2days	1000
DS1340U-33+	Maxim Integrated Products	In stock shipping within 2days	1009
DS1340U-3+	Maxim Integrated Products	In stock shipping within 2days	2480

Part Number	Manufacturer	Description	Stock
DS1340U-33+ D# 2515382	Maxim Integrated Products	RTC, D-D-M-Y, HH:MM:SS, USOP-8 RoHS: Compliant Min Qty: 1 Container: Each	174
DS1340U-3+ D# 2515381	Maxim Integrated Products	RTC, D-D-M-Y, HH:MM:SS, USOP-8 RoHS: Compliant Min Qty: 1 Container: Each	0
DS1340U-33+T&R D# 2515465RL	Maxim Integrated Products	RTC, D-D-M-Y, HH:MM:SS, USOP-8 RoHS: Compliant Min Qty: 1 Container: Reel	0

Part Number	Manufacturer	Description	Stock
DS1340U-3+T&R	Maxim Integrated Products	RoHS: Compliant pbFree: Yes	0
DS1340U-33+	Maxim Integrated Products	DS1340 Series 3 V I2C / Serial Surface Mount RTC with Trickle Charger - uSOP-8 RoHS: Compliant pbFree: Yes	0
DS1340U-3+	Maxim Integrated Products	IÂ²C RTC with Trickle Charger RoHS: Compliant pbFree: Yes	0
DS1340U-33+T&R	Maxim Integrated Products	DS1340 Series 3V I2C / Serial Surface Mount RTC with Trickle Charger - uSOP-8 RoHS: Compliant pbFree: Yes	0

Part Number	Manufacturer	Description	Stock
DS1340U3	Maxim Integrated Products	OEM/CM QUOTES ONLY \| NO BROKERS	802
DS1340U33	Maxim Integrated Products	OEM/CM QUOTES ONLY \| NO BROKERS	11500
DS1340U33TR	Maxim Integrated Products	OEM/CM QUOTES ONLY \| NO BROKERS	23000
DS1340U3TR	Maxim Integrated Products	OEM/CM QUOTES ONLY \| NO BROKERS	115

Part Number	Manufacturer	Description	Stock
DS1340U33	Maxim Integrated Products	OEM/CM ONLY	2970
DS1340U33T	Maxim Integrated Products	OEM/CM ONLY	763
DS1340U3TR	Maxim Integrated Products	OEM/CM ONLY	765
DS1340U3	Maxim Integrated Products	OEM/CM ONLY	742

Part Number

Manufacturer

Description

Stock

DS1340U-33+T&R

D# C118479

Maxim Integrated Products

2313

Part Number	Manufacturer	Description	Stock
DS1340U-33+	Maxim Integrated Products	OEM/CM Immediate delivery	5590
DS1340U-33T	Maxim Integrated Products	OEM/CM Immediate delivery	7510
DS1340U-33/TR	Maxim Integrated Products	OEM/CM Immediate delivery	1450
DS1340U-33+T&R	Maxim Integrated Products	OEM/CM Immediate delivery	3000
DS1340U-33+TR	Maxim Integrated Products	OEM/CM Immediate delivery	88
DS1340U-33	Maxim Integrated Products	OEM/CM Immediate delivery	84

Part Number	Manufacturer	Description	Stock
DS1340U-3+ D# 700-DS1340U-3	Maxim Integrated Products	Real Time Clock I C RTC with Trickle Charger RoHS: Compliant	264
DS1340U-3+T&R D# 700-DS1340U-3T&R	Maxim Integrated Products	Real Time Clock I C RTC with Trickle Charger RoHS: Compliant	2996
DS1340U-33+T&R D# 700-DS1340U-33T&R	Maxim Integrated Products	Real Time Clock I C RTC with Trickle Charger RoHS: Compliant	6198
DS1340U-33+ D# 700-DS1340U-33	Maxim Integrated Products	Real Time Clock I C RTC with Trickle Charger RoHS: Compliant	226

Part Number	Manufacturer	Description	Stock
DS1340U-33+ D# 73Y1233	Maxim Integrated Products	RTC, D-D-M-Y, HH:MM:SS, USOP-8, Date Format:Day, Date, Month, Year, Clock Format:HH:MM:SS, Clock IC Type:RTC, Supply Voltage Min:2.97V, Supply Voltage Max:5.5V, Clock IC Case Style:µSOP, No. of Pins:8Pins, IC Interface Type:I2C RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	174
DS1340U-3+ D# 73Y1232	Maxim Integrated Products	RTC, D-D-M-Y, HH:MM:SS, USOP-8, Date Format:Day, Date, Month, Year, Clock Format:HH:MM:SS, Clock IC Type:RTC, Supply Voltage Min:2.7V, Supply Voltage Max:5.5V, Clock IC Case Style:µSOP, No. of Pins:8Pins, IC Interface Type:I2C RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	0
DS1340U-33+T&R D# 73Y1234	Maxim Integrated Products	RTC, D-D-M-Y, HH:MM:SS, USOP-8, Date Format:Day, Date, Month, Year, Clock Format:HH:MM:SS, Clock IC Type:RTC, Supply Voltage Min:2.97V, Supply Voltage Max:5.5V, Clock IC Case Style:µSOP, No. of Pins:8Pins, IC Interface Type:I2C RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Cut Tape	267

Part Number	Manufacturer	Description	Stock
DS1340U-33 D# NS-DS1340U-33	Maxim Integrated Products	OEM/CM ONLY	1764
DS1340U-33+ D# NS-DS1340U-33+	MAXIM	OEM/CM ONLY	8221
DS1340U-3 D# NS-DS1340U-3	Maxim Integrated Products	OEM/CM ONLY	4326
DS1340U-33/T&R D# NS-DS1340U-33/T&R	Maxim Integrated Products	OEM/CM ONLY	3922

Part Number

Manufacturer

Description

Stock

DS1340U-33

Dallas Semiconductor

DS1340U-33+

Maxim Integrated Products

REAL TIME CLOCK, NON-VOLATILE, CMOS, PDSO8

Part Number

Manufacturer

Description

Stock

DS1340U-33+

D# 7327374

Maxim Integrated Products

Maxim Integrated DS1340U-33+, Real Time Clock (RTC) Serial-I2C, 8-Pin SOP, EA

Min Qty: 1

Container: Bulk

DS1340U-33+T&R

D# 1904735

Maxim Integrated Products

Maxim Integrated DS1340U-33+T&R, Real Time Clock Serial-I2C, 8-Pin SOP, RL

Min Qty: 3000

Container: Reel

2950

Part Number

Manufacturer

Description

Stock

DS1340U-33

Maxim Integrated Products

DS1340 I2C Rtc With Trickle Charger

RoHS: Not Compliant

Part Number	Manufacturer	Description	Stock
DS1340U33+TR	Maxim Integrated Products	OEM/CM ONLY	14852
DS1340U3+	Maxim Integrated Products	OEM/CM ONLY	145
DS1340U33	Maxim Integrated Products	OEM/CM ONLY	18476

Part Number	Manufacturer	Description	Stock
DS1340U-33+	Maxim Integrated Products	IN stock Immediate delivery	5605
DS1340U-33T	Maxim Integrated Products	IN stock Immediate delivery	7525
DS1340U-33/TR	Maxim Integrated Products	IN stock Immediate delivery	1465
DS1340U-33+T&R	Maxim Integrated Products	IN stock Immediate delivery	3015
DS1340U-33+TR	Maxim Integrated Products	IN stock Immediate delivery	83
DS1340U-33	Maxim Integrated Products	IN stock Immediate delivery	79

Part Number	Manufacturer	Description	Stock
DS1340U-33+T	PPTC	shipping today	1390
DS1340U-33+T&R	Maxim Integrated Products	shipping today	4996
DS1340U-33/TR	Maxim Integrated Products	shipping today	1449
DS1340U-33TR	Prolific Technology	shipping today	161
DS1340U-33	Maxim Integrated Products	shipping today	80
DS1340U-33+	Maxim Integrated Products	shipping today	2532

Part Number

Manufacturer

Description

Stock

DS1340U-33

Maxim Integrated Products

RFQ

2181

DS1340U-33+

Maxim Integrated Products

RFQ

12104

Part Number	Manufacturer	Description	Stock
DS1340U-33+T	Maxim Integrated Products		2371
DS1340U-33+T&R	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	38419
DS1340U-33+	Maxim Integrated Products	IC RTC CLK/CALENDAR I2C 8-USOP	4337

Part Number

Manufacturer

Description

Stock

DS1340U-3+

D# 2515381

Maxim Integrated Products

RTC, D-D-M-Y, HH:MM:SS, USOP-8

RoHS: Compliant

Min Qty: 1

Container: Each

DS1340U-33+T&R

D# 2515465RL

Maxim Integrated Products

RTC, D-D-M-Y, HH:MM:SS, USOP-8

RoHS: Compliant

Min Qty: 1

Container: Reel

Quick Inquiry

DS1340U-3

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