(st93cs56 / st93cs57) 2k 128 x 16 serial microwire eeprom.
1XX XXXX 00XX XXXX
D15-D0
PRREAD
Protect Register Read
X
’1’
10
XXXX .
The ST93CS56 and ST93CS57 are 2K bit Electrically Erasable Programmable Memory (EEPROM) fabricated with SGS-THOMSON’s High Endurance Single Polysilicon CMOS technology. The memory is accessed through a serial input D and output Q. The 2K bit memory i.
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