參數	數值
規格書	數據手冊下載
Package	20SO
Time Format	HH:MM:SS
Date Format	DW:DM:M:Y
Function	Clock/Calendar
Operating Supply Voltage	2.5|3.3 V
Bus Type	Serial (3-Wire, SPI)
User RAM	512 Byte
Operating Temperature	-40 to 85 °C