MCP7940M-I/SN Microchip Technology

Name: MCP7940M-I/SN
Brand: Perceptive Component Limited
SKU: MCP7940M-I/SN
Price: 0.001 USD
Availability: InStock
Rating: 88 (96 reviews)

Technical Parameters

Part Status	Active
Type	Clock/Calendar
Features	Alarm, Leap Year, Square Wave Output, SRAM
Memory Size	64B
TimeFormat	HH
Date Format	YY-MM-DD-dd
Interface	I²C, 2-Wire Serial
Voltage-Supply	1.8V ~ 5.5V
Voltage-Supply,Battery	-
Current-Time keeping(Max)	1µA @ 5.5V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package/Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	MCP7940
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level(MSL)	1 (Unlimited)
ECCN	EAR99
HTSUS	8542.39.0001
REACH Status	REACH Unaffected

Reviews

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JOSE 5 2025-04-07

Ordered these optoisolators to repair a damaged device. They arrived on time and performed well.

N. David 5 2025-03-25

Tested, the quality is very good.

Ponyyyy 5 2025-03-25

All functioned and are still working.

Zad 5 2025-03-21

Great product and support and service.

Langeveld 5 2025-03-20

The ADC ensures seamless signal conversion for our applications.

Tim Washa 5 2025-03-18

Replaced old batteries, works perfectly.

Reviews

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Shiping Type	Lead Time
	3-7 working days
	5-12 working days
	3-7 working days
	10-15 working days

1.We provide 365 days warranty.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.

FAQ:

Q: How does Perceptive guarantee that MCP7940M-I/SN is 100% genuine?

We have a dedicated business development team that thoroughly reviews and verifies our procurement channels. With 20 years of experience in sourcing electronic components for our customers, we have established a reliable supply chain of major brands, ensuring you can purchase with complete confidence.

Q: How to find the detailed information of MCP7940M-I/SN chip? Including original factory information, active filter application, MCP7940M-I/SN picture?

You can use Perceptive's search box, navigate through the brand manufacturer page, or visit the official website via Perceptive to download detailed information.

Q: What payment can support in Perceptive?

TT Bank, Escrow, Paypal, and is all acceptable. Including US dollars, rubles, RMB, etc.

Q: How to track my package?

Our sales staff will track the dynamics of the package in time and inform the customer.

Or customers can directly inquire on DHL, FedEx, UPS and other websites through the waybill number we provide. If you have any questions, please feel free to contact us and we will deal with them as soon as possible

Q: What is the process for returns or replacement of MCP7940M-I/SN?

1. After receiving the goods, the customer must complete the sample trial within 10 working days;

2. If there is a quality issue, please provide the electronic component inspection feedback report within 30 days. For cases of insufficient quantity or incorrect model delivery, Perceptive Component Limited will verify the issue. Once confirmed, we offer refunds or exchanges for quality-related problems.

Q: How to contact us and get support, such as MCP7940M-I/SN datasheet pdf, MCP7940M-I/SN pin diagram?

Need any After-Sales service, please feel free contact us: sales@perceptive-ic.com