Manufacturer Part Number
MCP7940NT-I/SN
Manufacturer
Microchip Technology
Introduction
The MCP7940NT-I/SN is a real-time clock/calendar with memory and I2C interface.
Product Features and Performance
Clock/Calendar Functionality
Alarm, Leap Year, Square Wave Output
64 Bytes of SRAM
I2C, 2-Wire Serial Interface
Supports 12/24-hour Time Format
YY-MM-DD-dd Date Format
Product Advantages
Low Power Consumption
Extended Operating Temperature Range
Automotive Grade with AEC-Q100 Qualification
Key Technical Parameters
Voltage - Supply: 1.8V to 5.5V
Voltage - Supply, Battery: 1.3V to 5.5V
Current - Timekeeping (Max): 1.2µA @ 3.3V
Quality and Safety Features
AEC-Q100 Automotive Qualification
Compatibility
I2C, 2-Wire Serial Interface Compatibility
8-SOIC Package Compatible with Common Surface Mount Processes
Application Areas
Automotive Electronics
Industrial Systems
Consumer Electronics
Embedded Systems
Product Lifecycle
Status: Active
No Indication of Discontinuation
Replacements or Upgrades Not Required at the Moment
Several Key Reasons to Choose This Product
High Precision Timekeeping
Versatility with Wide Voltage Supply Range
Low Power Requirements for Battery-Powered Applications
Automotive Grade Reliability
Ease of Integration with I2C Interface
Extended Operational Range Suitable for Harsh Environments
Continued Product Support and Availability