X28HC256 PDF Datasheet

X28HC256 256K X28HC256 5 Volt, Byte Alterable E2PROM 32K x 8 Bit FEATURES • Access Time: 70ns • Simple Byte and Page Write —Single 5V Supply — No External High Voltages or VPP Control Circuits — Self-Timed — No Erase Before Write — No Complex Programming Algorithms —No Overerase Problem • Low Power CMOS: —Active: 60mA —Standby: 500µA • Software Data

DATASHEET 256k, 32k x 8-Bit, 5V, Byte Alterable EEPROM X28HC256 The X28HC256 is a second generation high performance CMOS 32k x 8 EEPROM. It is fabricated with Intersil’s proprietary, textured poly floating gate technology, providing a highly reliable 5V only nonvolatile memory. The X28HC256 supports a 128-byte page write operation, effectively providing a 24µs/byte write