Name: MCP7940N-I/ST
Brand: Microchip Technology
SKU: MCP7940N-I-ST
Price: 0.9589 USD
Availability: InStock
Rating: 5 (109 reviews)

MCP7940N-I/ST

For Reference Only

Part Number	MCP7940N-I/ST
Manufacturer	Microchip Technology
Description	IC RTC CLK/CALENDAR I2C 8-TSSOP
Datasheet	MCP7940N-I/ST Specifications
Package	8-TSSOP (0.173", 4.40mm Width)
ECAD
In Stock	6,852 piece(s)
Unit Price	$ 0.9589 *
Lead Time	To be Confirmed
Estimated Delivery Time	May 23 - May 28 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # MCP7940N-I/ST (Clock/Timing - Real Time Clocks) is manufactured by Microchip Technology 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 MCP7940N-I/ST specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add MCP7940N-I/ST with quantity into BOM. Heisener.com does NOT require any registration to request a quote of MCP7940N-I/ST.

MCP7940N-I/ST Specifications

Manufacturer	Microchip Technology
Category	Integrated Circuits (ICs) - Clock/Timing - Real Time Clocks
Package	8-TSSOP (0.173", 4.40mm Width)
ECAD
Series	-
Type	Clock/Calendar
Features	Alarm, Leap Year, Square Wave Output, SRAM
Memory Size	64B
Time Format	HH:MM:SS (12/24 hr)
Date Format	YY-MM-DD-dd
Interface	I2C, 2-Wire Serial
Voltage - Supply	1.8 V ~ 5.5 V
Voltage - Supply, Battery	1.3 V ~ 5.5 V
Current - Timekeeping (Max)	1.2µA @ 3.3V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	8-TSSOP

MCP7940N-I/ST Reviews

Am*****Lee

April 5, 2023

★ ★ ★ ★ ★

These little guys worked perfect for my wiring project. Reliable, good quality.

Kenda*****mpton

April 1, 2023

★ ★ ★ ★ ★

Great product at a great price. They were so CHEAP.

Isabe*****erson

March 4, 2023

★ ★ ★ ★ ★

Good！ quick and convenient delivery. product tracking with good advice.

Jen*****Natt

February 24, 2023

★ ★ ★ ★ ★

Nice to have an assortment on hand, just in case. Happy with this purchase.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

MCP7940N-I/ST Packaging

MCP7940N-I/ST FAQ

1. How to order MCP7940N-I/ST 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 MCP7940N-I/ST is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the MCP7940N-I/ST. All suppliers must pass our qualification reviews before they can publish their products including MCP7940N-I/ST on Heisener; we pay more attention to the channels and quality of MCP7940N-I/ST products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the MCP7940N-I/ST price and inventory displayed accurate?

The price and inventory of MCP7940N-I/ST 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 MCP7940N-I/ST?

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 MCP7940N-I/ST we delivered, we will accept the replacement or return of the MCP7940N-I/ST 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 MCP7940N-I/ST.

(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 MCP7940N-I/ST pin diagram, MCP7940N-I/ST datasheet?

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

MCP7940N-I/ST Related Products

BZX84C16_D87Z	Fairchild/ON Semiconductor, DIODE ZENER 16.2V 350MW SOT23-3, TO-236-3, SC-59, SOT-23-3, -	View
ISL95822HRZ	Intersil, IC CTLR 2PHASE VR12.5 32QFN, 32-VFQFN Exposed Pad, -	View
DP11SH3015B30S	TE Connectivity ALCOSWITCH Switches, DP11S HOR 15P 30DET 30S M7*7MM, -, -	View
RN70E2490BB14	Vishay Dale, RES 249 OHM 3/4W .1% AXIAL, Axial, -	View
RP73D2A6R34BTDF	TE Connectivity Passive Product, RES SMD 6.34 OHM 0.1% 1/8W 0805, 0805 (2012 Metric), -	View
CRCW0402332RFKTD	Vishay Dale, RES SMD 332 OHM 1% 1/16W 0402, 0402 (1005 Metric), -	View
ESQT-103-02-F-S-425	Samtec Inc., ELEVATED 2MM SOCKETS, -, -	View
FH33-6S-0.5SH(99)	Hirose Electric Co Ltd, CONN FFC BOTTOM 6POS 0.50MM R/A, -, -	View
TXR40SJ00-1208BI	TE Connectivity Aerospace, Defense and Marine, CONN BACKSHELL ADPT SZ 13C M18, -, -	View
SDI40-12-U2-P5R	CUI Inc., AC/DC DESKTOP ADAPTER 12V 40W, -, -	View
RP75H-11015SRW/N-HC	Recom Power, CONV DC/DC 75W 43-160VIN 15VOUT, -, -	View
XC6222D27BMR-G	Torex Semiconductor Ltd, 700MA HIGH SPEED LDO REGULATOR, -, -	View

MCP7940N-I/ST 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

MCP7940NT-I/ST

D# V72:2272_06455095

Microchip Technology Inc

Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin TSSOP T/R

RoHS: Compliant

MCP7940N-I/ST

D# V36:1790_06455077

Microchip Technology Inc

Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin TSSOP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

MCP7940NT-I/ST

D# MCP7940NT-I/ST

Microchip Technology Inc

Real Time Clock Serial 64Byte 8-Pin TSSOP T/R - Tape and Reel (Alt: MCP7940NT-I/ST)

MCP7940N-I/ST

D# 12X8717

Microchip Technology Inc

Real Time Clock Serial 64Byte 8-Pin TSSOP Tube - Bulk (Alt: 12X8717)

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

D# MCP7940N-I/ST

Microchip Technology Inc

Real Time Clock Serial 64Byte 8-Pin TSSOP Tube (Alt: MCP7940N-I/ST)

MCP7940NT-I/ST

D# MCP7940NT-I/ST

Microchip Technology Inc

Real Time Clock Serial 64Byte 8-Pin TSSOP T/R (Alt: MCP7940NT-I/ST)

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

Microchip Technology Inc

RTCC, GP I2C, 64B SRAM, 8TSSOP

439

MCP7940NT-I/ST

Microchip Technology Inc

RTCC with battery-backed SRAM

2500

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

D# MCP7940N-I/ST-ND

Microchip Technology Inc

IC RTC CLK/CALENDAR I2C 8-TSSOP

522

MCP7940NT-I/ST

D# MCP7940NT-I/STCT-ND

Microchip Technology Inc

IC RTC CLK/CALENDAR I2C 8-TSSOP

364

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

D# 2361116

Microchip Technology Inc

RTCC, GP I2C, 64B SRAM, 8TSSOP

RoHS: Compliant

Min Qty: 1

Container: Each

863

MCP7940NT-I/ST

D# 3592246

Microchip Technology Inc

REAL TIME CLOCK

RoHS: Compliant

Min Qty: 2500

Container: Reel

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

Microchip Technology Inc

MCP7940N Series 5.5 V 64 byte Low-Cost I2C™ Real-Time Clock/Calendar with SRAM

RoHS: Compliant

pbFree: Yes

400

MCP7940NT-I/ST

Microchip Technology Inc

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

MCP7940NIST

Microchip Technology Inc

OEM/CM QUOTES ONLY | NO BROKERS

954

Part Number

Manufacturer

Description

Stock

UIMCP7940NIST

Microchip Technology Inc

OEM/CM ONLY

150

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

Microchip Technology Inc

Battery-Backed I2C Real-Time Clock/Calendar - 64-byte SRAM - 1.8 to 5.5VDC - 12/24 hour - I2C - -40°C to +85°C - 8-lead TSSOP

RoHS: Compliant

675

Part Number

Manufacturer

Description

Stock

MCP7940NT-I/ST

D# MCP7940NT-I/ST

Microchip Technology Inc

RTCC with battery-backed SRAM

RoHS: Compliant

pbFree: Yes

11985

MCP7940N-I/ST

D# MCP7940N-I/ST

Microchip Technology Inc

RTCC with battery-backed SRAM

RoHS: Compliant

pbFree: Yes

8925

Part Number

Manufacturer

Description

Stock

MCP7940NT-I/ST

D# 579-MCP7940NT-I/ST

Microchip Technology Inc

Real Time Clock I2C GP RTCC 64B SRAM

RoHS: Compliant

1671

MCP7940N-I/ST

D# 579-MCP7940N-I/ST

Microchip Technology Inc

Real Time Clock I2C GP RTCC 64B SRAM

RoHS: Compliant

666

Part Number

Manufacturer

Description

Stock

MCP7940NT-I/ST

Microchip Technology Inc

I2C GP RTCC, 64B SRAM - Package: 8 TSSOP 4.4mm T/R

RoHS: Compliant

MCP7940N-I/ST

Microchip Technology Inc

I2C GP RTCC, 64B SRAM - Package: 8 TSSOP 4.4mm TUBE

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

D# MCHP00000019241

Microchip Technology Inc

I2C GP RTCC, 64B SRAM - Package: 8 TSSOP 4.4mm TUBE

MCP7940NT-I/ST

D# MCHP00000019247

Microchip Technology Inc

I2C GP RTCC, 64B SRAM - Package: 8 TSSOP 4.4mm T/R

Part Number

Manufacturer

Description

Stock

MCP7940NT-I/ST

D# 26T2753

Microchip Technology Inc

I2C GP RTCC, 64B SRAM, 8 TSSOP 4.4MM T/R ROHS COMPLIANT: YES

RoHS: Compliant

Min Qty: 2500

Container: TAPE & REEL - FULL

MCP7940N-I/ST

D# 12X8717

Microchip Technology Inc

RTCC, GP I2C, 64B SRAM, 8TSSOP, Date Format:YYYY:MM:WK:DD:Hr:Min:Secs, Clock Format:12Hr / 24Hr, Clock IC Type:Alarm RTC, Supply Voltage Min:1.8V, Supply Voltage Max:5.5V, Clock IC Case Style:TSSOP, No. of Pins:8Pins, IC Interface RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

D# NS-MCP7940N-I/ST

Microchip Technology Inc

OEM/CM ONLY

4039

MCP7940NT-I/ST

D# NS-MCP7940NT-I/ST

Microchip Technology Inc

OEM/CM ONLY

7969

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

Microchip Technology Inc

Battery-Backed I2C Real-Time Clock/Calendar - 64-byte SRAM - 1.8 to 5.5VDC - 12/24 hour - I2C - -40°C to +85°C - 8-lead TSSOP

RoHS: Compliant

675

MCP7940NT-I/ST

Microchip Technology Inc

Battery-Backed I2C Real-Time Clock/Calendar - 64-byte SRAM - 1.8 to 5.5VDC - 12/24 hour - I2C - -40°C to +85°C - 8-lead TSSOP - Tape&Reel

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

Microchip Technology Inc

520

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

D# 8233712

Microchip Technology Inc

Microchip MCP7940N-I/ST, Real Time Clock (RTC), 64B RAM Serial-I2C, 8-Pin TSSOP, PK

Min Qty: 10

Container: Package

Part Number

Manufacturer

Description

Stock

MCP7940NI/ST

Microchip Technology Inc

OEM/CM ONLY

1055

Part Number

Manufacturer

Description

Stock

MCP7940NT-I/ST

D# 25747433

Microchip Technology Inc

Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin TSSOP T/R

RoHS: Compliant

MCP7940N-I/ST

D# 51542857

Microchip Technology Inc

Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin TSSOP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

MCP7940N-I/ST

D# 2361116

Microchip Technology Inc

RTCC, GP I2C, 64B SRAM, 8TSSOP

RoHS: Compliant

Min Qty: 1

Container: Each

388

Quick Inquiry

MCP7940N-I/ST

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS