W49F020 Datasheet 256k X 8 CMOS Flash Memory

Manufacturer: Winbond

Overview: Preliminary W49F020 256K × 8 CMOS FLASH MEMORY GENERAL.

Datasheet Details

Part number	W49F020
Manufacturer	Winbond
File Size	183.61 KB
Description	256K x 8 CMOS FLASH MEMORY
Datasheet	W49F020-Winbond.pdf

General Description

The W49F020 is a 2-megabit, 5-volt only CMOS flash memory organized as 256K × 8 bits.

The device can be programmed and erased in-system with a standard 5V power supply.

A 12-volt VPP is not required.

Key Features

Single 5-volt operations:.
5-volt Read.
5-volt Erase.
5-volt Program.
Fast Program operation:.
Byte-by-Byte programming: 50 µS (max. ).
Fast Erase operation: 100 mS (typ. ).
Fast Read access time: 70/90 nS.
Endurance: 1K/10K cycles (typ. ).
Twenty-year data retention.
Hardware data protection.
One 8K byte Boot Block with Lockout protection.
Low power consumption.
Active cu.

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