Epson - RX8130CE : REAL TIME CLOCK MODULE (I 2C-Bus)

The RX8130CE supports an I2C-Bus interface with a wide operating voltage range from 1.6V to 5.5V, making it easy to integrate into various devices. Epson has designed the internal quartz crystal with a frequency of 32.768 kHz, ensuring high accuracy in timekeeping. With ultra-low power consumption of just 300 nA at 3V, it enables efficient power saving and extends battery life.

The RX8130CE can automatically switch between the main power supply and backup power, while also supporting rechargeable lithium battery charging for long-term operation. This real-time clock module offers a variety of functions, including alarms, timers, calendar features, and delayed reset functionality. It helps detect and eliminate resets when power is restored, ensuring reliable operation and meeting diverse application needs.

Specifications: 

– Crystal frequency: 32.768 kHz (adjustable) 

– Interface: I2C-Bus 

– Interface voltage range: 1.6V to 5.5V 

– Time hold voltage: 1.1V to 5.5V 

– Current consumption: 300 nA (typical) at 3V 

– Automatic power switching: Switching by monitoring the main supply 

– Backup battery charging function: For rechargeable lithium batteries 

– Reset function with delay: Detects the main supply and eliminates reset 

– Other functions: Full calendar, alarm, timer, etc. 

– Size: 3.2 x 2.5 mm 

Advantages: 

– Stable 

– High precision 

– Energy saving 

– Supports a variety of functions 

Applications: 

– Consumer electronics

– Embedded systems

– Time setting devices,…. 

Learn more: RX8130CE

Contact EPI Vietnam Technologies – the authorized distributor of EPSON in Vietnam for better support on products and prices.