Manufacturer Part Number
MCP7940MT-I/MNY
Manufacturer
Microchip Technology
Introduction
A highly integrated Real-Time Clock/Calendar optimized for low power and advanced timekeeping features.
Product Features and Performance
Clock/Calendar Functionality
Alarm Function
Leap Year Compensation
Square Wave Output
64 Bytes of SRAM
HH:MM:SS Time Format
12/24-Hour Mode
YY-MM-DD-dd Date Format
I2C Two-Wire Serial Interface
Low Timekeeping Current
Product Advantages
Operates in a Wide Range of Supply Voltages
Supports Battery Backup for Uninterrupted Timekeeping
High Precision and Accuracy
Compact 8-Pin TDFN Package
Key Technical Parameters
Supply Voltage: 1.8V to 5.5V
Timekeeping Current Max: 1µA at 5.5V
Operating Temperature Range: -40°C to 85°C
Quality and Safety Features
Built-in Power-Fail Time Stamp
Low-Power Consumption
Extended Temperature Range
Compatibility
Compatible with I2C Bus Serial Interface
Standard Surface Mount Device
Application Areas
Portable Electronics
Industrial Control Systems
Embedded Systems
Network Infrastructure
Consumer Electronics
Product Lifecycle
Active Product
No Indication of Discontinuation
Replacement and Upgrade Options Available
Several Key Reasons to Choose This Product
High Reliability for Time-Sensitive Applications
Flexible Supply Voltage suitable for Various Circuit Designs
Low Power Consumption for Battery-Dependent Devices
Easy Integration into Existing Systems via I2C Interface
Provides Reliable Timekeeping even during Power Interruptions
Built for Harsh Environments with Wide Temperature Range
On-Chip Memory for User Data Storage