PCF2123U/10AA/1,00  

参数	数值
规格书	数据手册下载
Package	12Die
Time Format	HH:MM:SS
Date Format	DW:DM:M:Y
Function	Clock/Calendar/Alarm/Timer/Interrupt
Operating Supply Voltage	1.8|2.5|3.3|5 V
Bus Type	Serial (3-Wire, SPI)
Operating Temperature	-40 to 85 °C