* Pilot Production

Part Pin to Pin Compatibility Function Package PDF
IN1307N DS1307N/ZN 64 x 8 Serial Real Time Clock DIP-8
IN1307D DS1307N/ZN 64 x 8 Serial Real Time Clock SO-8
IN1356D M41T56 512 bit (64 bit x 8) Serial Access Timekeeper SRAM SO-8
IN1363D PCF8563 Real Time Clock / Calendar SO-8
IZ1325* RX8025 Real Time Clock/Calendar with I2C BUS Chip