Manufacturer Part Number
PT7C43390WEX
Manufacturer
diodes
Introduction
The PT7C43390WEX is a Clock/Timing Real Time Clock designed for applications requiring precise timekeeping and calendar functionality. It comes in a surface mount 8-SOIC package and is supplied on Tape & Reel.
Product Features and Performance
Clock/Calendar functionality
Alarm Feature
Handles Leap Year adjustments
Square Wave Output
Interface: I2C, 2-Wire Serial
Operates at a Voltage Range of 1.3V to 5.5V
Product Advantages
Integrates essential timekeeping features
Efficient power consumption (0.65µA to 0.7µA at 3V to 5V)
Wide operating temperature range (-40°C to 85°C)
Compact package (8-SOIC) suitable for space-constrained applications
Key Technical Parameters
Voltage Supply: 1.3V ~ 5.5V
Current Timekeeping (Max): 0.65µA ~ 0.7µA @ 3V ~ 5V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Rigorous testing for reliability across temperature extremes
Stable timekeeping performance within the specified voltage range
Compatibility
Compatible with systems requiring I2C or 2-wire serial communication interfaces
Application Areas
Consumer electronics
Wearable devices
Embedded systems
Product Lifecycle
Status: Obsolete
No direct replacements or upgrades available through the manufacturer
Several Key Reasons to Choose This Product
Comprehensive timekeeping and calendar functionalities
Low power consumption and wide voltage input range facilitate extended operation in battery-powered devices
Provided in a widely accepted surface-mount package that simplifies design-in processes
Suitable for a diverse range of applications due to its robust interface compatibility and dependable performance across varied environmental conditions