The Microchip AT28BV256 is a high-performance 256Kbit Parallel EEPROM offering access times to 200ns with 54mW power dissipation and 2.7V supply voltage
Additional Features: 32 Kbits x 8 (256 Kbit) 2.7V to 3.6V Supply Parallel Interface 200ns access time Self-Timed Erase and Write Cycles (10 ms max): Page Write and Byte Write Data Polling for end of write detection Low Power Consumption: Read / Write current 15 mA (Max) Standby current 20 μA (Typ), 50 μA (Max) Write-Protection Hardware Protection Software Data Protect More than 100,000 erase/write cycles Data retention > 10 years Temperature Ranges: Standard Temperature Range: -40°C to 85°C Available in Green (Pb/Halide-free) Packaging Only 32-lead, Plastic J-leaded Chip Carrier (PLCC) 28-lead, 0.300" Wide, Plastic Gull Wing Small Outline (SOIC) 28-lead, Plastic Thin Small Outline Package (TSOP)
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