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Manufacturer	STMicroelectronics
Type of integrated circuit	RTC circuit
Kind of integrated circuit	timer/calendar
Interface	parallel
Kind of memory	NV SRAM
Memory	64kb SRAM
Mounting	THT
Case	PCDIP28
DC supply current	80mA
Clock format	HH:MM:SS (24h)
Date format	YY-MM-DD-dd
Operating voltage	4.5...5.5V
Time keeping current	3mA
Memory organisation	9kx8bit
Access time	150ns
Trade name	TIMEKEEPER®

M48T18-150PC1

IC: RTC circuit; timer/calendar; parallel; NV SRAM; 64kbSRAM

Specification