參數	數值
規格書	數據手冊下載
Package	28EDIP
Time Format	HH:MM:SS:hh
Date Format	DW:DM:M:Y
Function	Clock/Calendar/NV SRAM Control
Operating Supply Voltage	3.3 V
Bus Type	Phantom Clock|Parallel
User RAM	32768 Byte
Operating Temperature	0 to 70 °C