23A256 Datasheet 256-Kbit SPI Bus Low-Power Serial SRAM

Manufacturer: Microchip Technology

Overview: 23A256/23K256 256-Kbit SPI Bus Low-Power Serial SRAM Device Selection Table Part Number VCC Range 23K256 23A256 2.7V-3.6V 1.5V-1.

Datasheet Details

Part number	23A256
Manufacturer	Microchip Technology
File Size	377.43 KB
Description	256-Kbit SPI Bus Low-Power Serial SRAM
Download	23A256 Download (PDF)

The Microchip Technology Inc.

23X256 is a 256-Kbit Serial SRAM device.

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

Maximum Clock 20 MHz.
Low-Power CMOS Technology: - Read Current: 3 mA at 1 MHz - Standby Current: 4 µA maximum at +85°C.
32,768 x 8-bit Organization.
32-Byte Page.
HOLD Pin.
Flexible Operating Modes: - Byte read and write - Page mode (32-Byte Page) - Sequential mode.
Sequential Read/Write.
High Reliability.
Temperature Ranges Supported: - Industrial (I): -40C to +85C - Extended (E): -40C to +12.

Part Number	Description
23A1024	1Mbit SPI Serial SRAM
23A512	512Kbit SPI Serial SRAM
23A640	64-Kbit SPI Bus Low-Power Serial SRAM