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Microchip Technology MCP7940NT-E/SN
Manufacturer
Manufacturer Product Number
MCP7940NT-E/SN
Description
IC RTC CLK/CALENDAR I2C 8SOIC
Manufacturer Standard Lead Time Contact us
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar 64B I2C, 2-Wire Serial 8-SOIC (0.154", 3.90mm Width)
Datasheet View datasheet
EDA/CAD Models
Product Attributes
Type
Description
Manufacturer
Microchip Technology
Operating Temperature
-40°C ~ 125°C
DigiKey Programmable
Not Verified
Qualification
AEC-Q100
Voltage - Supply
1.8V ~ 5.5V
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Features
Alarm, Leap Year, Square Wave Output, SRAM
Mounting Type
Surface Mount
Supplier Device Package
8-SOIC
Memory Size
64B
Voltage - Supply, Battery
1.3V ~ 5.5V
Interface
I2C, 2-Wire Serial
Package / Case
8-SOIC (0.154", 3.90mm Width)
Current - Timekeeping (Max)
1.2µA @ 3.3V
Type
Clock/Calendar
Grade
Automotive
Documents & Media
Resource Type
Link
Datasheets
Design Resources
Environmental Information
Product Change Notices
Featured Products
Errata
Additional Resources
Attribute
Description
Part Number Alias
MCP7940NT-E/SN
8637247
MCP7940NT-E/SNCT-ND
MCP7940NT-E/SNDKR-ND
MCP7940NT-E/SNTR-ND
Availability
In Stock
Updated
5/16/2026
In-Stock: 5,422
Packaging Quantity Unit Price Ext Price
1 24.000 ₫ 24.000 ₫
24.000 ₫
All prices are shown in the selected currency
Cut Tape (CT) · Digikey
Quantity Unit Price Ext Price
1
24.000 ₫
24.000 ₫
25
23.000 ₫
575.000 ₫
100
22.000 ₫
2.200.000 ₫
MOQ 1 · Order multiple 1
Digi-Reel® · Digikey
Quantity Unit Price Ext Price
1
24.000 ₫
24.000 ₫
25
23.000 ₫
575.000 ₫
100
22.000 ₫
2.200.000 ₫
MOQ 1 · Order multiple 1
Tape & Reel (TR) · Digikey
Quantity Unit Price Ext Price
3,300
22.000 ₫
72.600.000 ₫
MOQ 3,300 · Order multiple 3,300
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