25AA256 Datasheet PDF - Microchip Technology 256K SPI Bus Serial EEPROM Specs

25AA256 - 256K SPI Bus Serial EEPROM

Datasheet Summary

Description

The Microchip Technology Inc.

) are 256 Kbit Serial Electrically Erasable PROMs.

The memory is accessed via a simple Serial Peripheral Interface (SPI) compatible serial bus.

Features

Max. Clock 10 MHz.
Low-Power CMOS Technology: - Max. Write Current: 5 mA at 5.5V, 10 MHz - Read Current: 6 mA at 5.5V, 10 MHz - Standby Current: 1 A at 5.5V.
32,768 x 8-bit Organization.
64-Byte Page.
Self-Timed Erase and Write Cycles (5 ms max. ).
Block Write Protection: - Protect none, 1/4, 1/2 or all of array.
Built-In Write Protection: - Power-on/off data protection circuitry - Write enable latch - Write-protect pi.

Datasheet Details

Part number	25AA256
Manufacturer	Microchip Technology
File Size	640.33 KB
Description	256K SPI Bus Serial EEPROM
Datasheet	25AA256 Datasheet
Additional preview pages of the 25AA256 datasheet.

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Full PDF Text Transcription

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25AA256/25LC256 256K SPI Bus Serial EEPROM Device Selection Table Part Number 25LC256 25AA256 VCC Range 2.5-5.5V 1.8-5.5V Page Size 64 Byte 64 Byte Features: • Max. Clock 10 MHz • Low-Power CMOS Technology: - Max. Write Current: 5 mA at 5.5V, 10 MHz - Read Current: 6 mA at 5.5V, 10 MHz - Standby Current: 1 A at 5.5V • 32,768 x 8-bit Organization • 64-Byte Page • Self-Timed Erase and Write Cycles (5 ms max.

Published: Mar 4, 2008 |