28C256 डाटा शीट PDF( Datasheet )

AT28C256 Features • • • • • • • • • • • Fast Read Access Time - 150 ns Automatic Page Write Operation Internal Address and Data Latches for 64-Bytes Internal Control Timer Fast Write Cyc

X28C256 256K X28C256 5 Volt, Byte Alterable E2PROM 32K x 8 Bit FEATURES DESCRIPTION The X28C256 is an 32K x 8 E2PROM, fabricated with Xicor’s proprietary, high performance, floating gate CMOS technology.

CAT28C256 32K-Bit Parallel E2PROM FEATURES s Fast Read Access Times: 120/150ns s Low Power CMOS Dissipation: s Hardware and Software Write Protection s Automatic Page Write Operation: –Active: 25 mA Max. �

28C256T 256K EEPROM (32K x 8-Bit) EEPROM VCC GND DATA INPUTS/OUTPUTS I/O0 - I/O7 OE WE CE OE, CE, and WE LOGIC DATA LATCH INPUT/OUTPUT BUFFERS Y-GATING CELL MATRIX www.DataSheet4U.com ADDRESS INPUTS Y DECOD