Real Time Clock (RTC) IC Clock/Calendar 64B I2C, 2-Wire Serial 8-SOIC (0.154", 3.90mm Width)
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MCP7940NT-E/SN

DigiKey Part Number
MCP7940NT-E/SNTR-ND - Tape & Reel (TR)
MCP7940NT-E/SNCT-ND - Cut Tape (CT)
MCP7940NT-E/SNDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MCP7940NT-E/SN
Description
IC RTC CLK/CALENDAR I2C 8SOIC
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar 64B I2C, 2-Wire Serial 8-SOIC (0.154", 3.90mm Width)
Datasheet
 Datasheet
EDA/CAD Models
MCP7940NT-E/SN Models
Product Attributes
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Category
Voltage - Supply
1.8V ~ 5.5V
Manufacturer
Microchip Technology
Voltage - Supply, Battery
1.3V ~ 5.5V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Timekeeping (Max)
1.2µA @ 3.3V
Part Status
Active
Operating Temperature
-40°C ~ 125°C
DigiKey Programmable
Not Verified
Mounting Type
Surface Mount
Type
Clock/Calendar
Grade
Automotive
Features
Alarm, Leap Year, Square Wave Output, SRAM
Qualification
AEC-Q100
Memory Size
64B
Package / Case
8-SOIC (0.154", 3.90mm Width)
Time Format
HH:MM:SS (12/24 hr)
Supplier Device Package
8-SOIC
Date Format
YY-MM-DD-dd
Base Product Number
Interface
I2C, 2-Wire Serial
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
M41T11M6FSTMicroelectronics6,459497-4699-1-ND$5.99000Similar
M41T56M6FSTMicroelectronics3,171497-4706-1-ND$5.44000Similar
In-Stock: 1,617
Check for Additional Incoming Stock
All prices are in AUD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.44000$1.44
* All Digi-Reel orders will add a $9.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,300$1.18300$3,903.90
Manufacturers Standard Package
Unit Price without GST:$1.44000
Unit Price with GST:$1.58400