DS14287 clock equivalent, (ds14285 / ds14287) real-time clock.
Direct Replacement for IBM AT Computer Clock/Calendar Functionally Compatible with the DS1285/DS1287 Available as Chip (DS14285, DS14285S, or DS14285Q) or Stand-Alone Mod.
AD0-AD7 NC MOT
CS
AS R/ W DS
RESET
IRQ
SQW VCC GND VCCO
CEI CEO
X1, X2 VBAT
- Multiplexed Address/Data Bus - No Connection - Bus Type Select (DS14285Q only) - Chip Select - Address Strobe - Read/Write Input - Data Strobe - Reset Input - Interrup.
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