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SA25F020 Datasheet 2Mb Serial Flash

Manufacturer: Saifun

Datasheet Details

Part number SA25F020
Manufacturer Saifun
File Size 599.61 KB
Description 2Mb Serial Flash
Datasheet download datasheet SA25F020 Datasheet

General Description

The SA25F020 is a 2Mb (512K X 4) CMOS non-volatile serial Flash Memory.

This device fully conforms to the SPI 4-wire protocol, is enabled through the Chip Select (CSb) pin, and uses Clock (SCK), Data-in (SI) and Data-out (SO) pins to synchronously control data transfer between the SPI microcontroller and the Serial FLASH memory.

The memory can be programmed from 1 up to 256 bytes at a time via the Page Program (PP) instruction.

Overview

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Key Features

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  • = Saifun NROM™ Flash Cell Serial Peripheral Interface (SPI) Compatible, Supports SPI Modes 0 (0,0) and 3 (1,1) Page Program Operation: 1024 pages (256 Bytes/Page) Single Page Rewrite Cycle (Erase and Program) in 10ms Typical Page Program Mode (up to 256 bytes) in 8ms Typical Page Erase (256 bytes) in 3 ms Sector Erase (512 Kb) in 0.5 s Bulk Erase (2 Mb) Single Supply Voltage: 2.7 V to 3.6 V 25MHz Clock Rate Block Write Protection: Protect Quarter, Half or Entire Ar.