BQ4845S-A4NG4  

参数	数值
规格书	数据手册下载
Function	Clock/Calendar/Alarm/Timer/Interrupt
Operating Supply Voltage	5 V
User RAM	16 Byte
Package	28SOIC
Date Format	DW:DM:M:Y
Operating Temperature	-40 to 85 °C
Bus Type	Parallel
Time Format	HH:MM:SS