Manufacturer Part Number
PT7C4307WEX
Manufacturer
Diodes
Introduction
The PT7C4307WEX is a real-time clock/calendar component designed for timekeeping applications in embedded systems.
Product Features and Performance
Clock/Calendar functionality
Alarm feature allows for scheduling and reminders
Leap Year compensation until 2100
NVSRAM for data retention in the absence of power
Square Wave Output for external devices
56 bytes of non-volatile memory
Product Advantages
Accurate timekeeping suitable for precision applications
Low power consumption for battery-backed systems
Highly integrated with serial interface for simplicity
Key Technical Parameters
56B Memory Size
Time Format: HH:MM:SS (12/24 hr)
Date Format: YY-MM-DD-dd
Interface: I2C, 2-Wire Serial
Voltage - Supply: 4.5V ~ 5.5V
Voltage - Supply, Battery: 2V ~ 3.5V
Current - Timekeeping (Max): 1.5mA
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Reliable operation across wide temperature range
Compatibility
I2C, 2-Wire Serial interface compatibility
Application Areas
Embedded systems, consumer electronics, office electronics, telecommunications
Product Lifecycle
Obsolete status, consider redesign or replacement with newer components
Several Key Reasons to Choose This Product
Precision in timekeeping
Low power consumption extends battery life of host device
Alarm and leap year feature provide additional utility
Durable construction for industrial temperature ranges
Easy integration with standard serial communication protocols