Our advantages    

Chinese manufacturing processes have undergone years of iteration, resulting in mature and reliable technologies. Many international corporations opt for production outsourcing in China. As an electronic components manufacturer in China, our products can fully replace those of major international brands in 99% of applications without the need for testing verification. Our products boast high consistency in quality, reasonable pricing, ample inventory, flexible supply, short lead times, and professional after-sales service.    

Description
The SL8563x is a low-power CMOS real-time clock/calendar chip that features a programmable clock output, an interrupt output, and a power-fail detector. All addresses and data are serially transmitted via an I2C bus interface. The maximum bus speed is 400Kbits/s, and the embedded byte-addressable register automatically increments after each read or write operation

Features

● Can time seconds, minutes, hours, weekdays, days, months, and years based on a 32.768kHz crystal
● Includes a century flag
● Wide operating voltage range: 1.8 to 5.5V
● Low standby current: typical value of 0.25μA (VDD=3.0V, TA=25℃)
● I2C bus address: Read, 0A3H; Write, 0A2H
● Programmable clock output frequencies: 32.768kHz, 1024Hz, 32Hz, 1Hz
● Alarm and timer functions
● Power-fail detector
● Internal integrated oscillator capacitor
● Open-drain interrupt pin

Applications

● Portable media player
● Mobile phone
● Prepaid electric meter, IC card water meter, IC card gas meter
● Fax machine
● Security electronics