AT93C56A

1. Features Low-voltage and Standard-voltage Operation – 2.7 (VCC = 2.7V to 5.5V) – 1.8 (VCC = 1.8V to 5.5V) User-selectable Internal Organization – 2K: 256 x 8 or 128 x 16 – 4K: 512 x 8 or 256 x 16 Three-wire Serial Interface Sequential Read Operation 2 MHz Clock Rate (5V) Self-timed Write Cycle (10 ms Max) High Reliability – Endurance: 1 Million Write Cycles – Data Retention: 100 Years Automotive Devices Available 8-lead JEDEC PDIP, 8-lead JEDEC SOIC, 8-lead EIAJ SOIC, 8-lead Ultra Thin mini-MAP (MLP 2x3), 8-lead Ultra Lead Frame Land Grid Array (ULA), 8-lead TSSOP and 8-ball dBGA2 Packages Three-wire Serial EEPROM 2K (256 x 8 or 128 x 16) 4K (512 x 8 or 256 x 16) 2. Description The AT93C56A/66A provides 2048/4096 bits of serial electrically erasable programmable read-only memory (EEPROM) organized as 128/256 words of 16 bits each (when the ORG pin is connected to VCC) and 256/512 words of 8 bits each (when the ORG pin is tied to grou...