28F256 Datasheet (Advanced Micro Devices) - 256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt / Bulk Erase Flash Memory

28F256, 256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt / Bulk Erase Flash Memory

The Am28F256 is a 256 K Flash memory organized as 32 Kbytes of 8 bits each.

AMD’s Flash memories offer the most cost-effective and reliable read/write nonvolatile random access memory.

The Am28F256 is packaged in 32-pin PDIP , PLCC, and TSOP versions.

It is designed to be reprogrammed and erased in-

FINAL Am28F256 256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt, Bulk Erase Flash Memory DISTINCTIVE CHARACTERISTICS s High performance 70 ns maximum access time s CMOS Low power consumption 30 mA maximum active current 100 µA maximum standby current No data retention power consumption s Compatible with JEDEC-standard byte-wide 32-Pin EPROM pinouts 32-pin PDIP 32-pin PLCC 32-pin TSOP s 10,000 write/erase cycles minimum s Write and e

28F256 Features

* bility of overprogramming. 3. Program-Verify: Write the Program-verify command to the command register. T