29F040 Datasheet (Advanced Micro Devices) - 4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only / Uniform Sector Flash Memory

29F040, 4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only / Uniform Sector Flash Memory

The Am29F040B is a 4 Mbit, 5.0 volt-only Flash memory organized as 524,288 Kbytes of 8 bits each.

The 512 Kbytes of data are divided into eight sectors of 64 Kbytes each for flexible erase capability.

The 8 bits of data appear on DQ0 *DQ7.

The Am29F040B is offered in 32-pin PLCC, TSOP, and PD

PRELIMINARY Am29F040B 4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only, Uniform Sector Flash Memory Distinctive Characteristics s 5.0 V ± 10% for read and write operations Minimizes system level power requirements s Manufactured on 0.35 µm process technology Compatible with 0.5 µm Am29F040 device s High performance Access times as fast as 55 ns s Low power consumption 20 mA typical active read current 30 mA typical program/erase current 1

29F040 Features

* of the Am29F040, which was manufactured using 0 . 5 µ m p r o c e s s t e c h n o l o g y. I n a d d t i o n , t h e Am29F040B has a second toggle bit, DQ2, and also offers the ability to program in the Erase Suspend mode. The standard Am29F040B offers access times of 55, 70, 90, 120, and 150 ns, al