Specification	23K256T-I/SN

Clock Frequency	20 MHz
Memory Format	SRAM
Memory Interface	SPI
Memory Organization	32K x 8
Memory Size	32 KB
Memory Type	Volatile
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	8-SOIC
Package / Case [x]	0.154 in
Package / Case [y]	3.9 mm
Supplier Device Package	8-SOIC
Technology	SRAM
Voltage - Supply [Max]	3.6 V
Voltage - Supply [Min]	2.7 V

23K256 Series

2.7-3.6V 256Kb SPI Serial SRAM

Part	Voltage - Supply [Min]	Voltage - Supply [Max]	Memory Format	Mounting Type	Memory Size	Package / Case	Package / Case	Package / Case	Operating Temperature [Min]	Operating Temperature [Max]	Memory Interface	Memory Type	Technology	Clock Frequency	Supplier Device Package	Memory Organization	Package / Case [custom]	Package / Case [custom]	Package / Case [y]	Package / Case [x]
Microchip Technology 23K256-E/P	2.7 V	3.6 V	SRAM	Through Hole	32 KB	0.3 in	8-DIP	7.62 mm	-40 °C	125 °C	SPI	Volatile	SRAM	20 MHz	8-PDIP	32K x 8
Microchip Technology 23K256-E/ST	2.7 V	3.6 V	SRAM	Surface Mount	32 KB		8-TSSOP		-40 °C	125 °C	SPI	Volatile	SRAM	20 MHz	8-TSSOP	32K x 8	0.173 "	4.4 mm
Microchip Technology 23K256T-E/ST	2.7 V	3.6 V	SRAM	Surface Mount	32 KB		8-TSSOP		-40 °C	125 °C	SPI	Volatile	SRAM	20 MHz	8-TSSOP	32K x 8	0.173 "	4.4 mm
Microchip Technology 23K256-I/P	2.7 V	3.6 V	SRAM	Through Hole	32 KB	0.3 in	8-DIP	7.62 mm	-40 °C	85 °C	SPI	Volatile	SRAM	20 MHz	8-PDIP	32K x 8
Microchip Technology 23K256T-I/SN	2.7 V	3.6 V	SRAM	Surface Mount	32 KB		8-SOIC		-40 °C	85 °C	SPI	Volatile	SRAM	20 MHz	8-SOIC	32K x 8			3.9 mm	0.154 in
Microchip Technology 23K256T-E/SN	2.7 V	3.6 V	SRAM	Surface Mount	32 KB		8-SOIC		-40 °C	125 °C	SPI	Volatile	SRAM	20 MHz	8-SOIC	32K x 8			3.9 mm	0.154 in
Microchip Technology 23K256T-I/ST	2.7 V	3.6 V	SRAM	Surface Mount	32 KB		8-TSSOP		-40 °C	85 °C	SPI	Volatile	SRAM	20 MHz	8-TSSOP	32K x 8	0.173 "	4.4 mm
Microchip Technology 23K256-I/SN	2.7 V	3.6 V	SRAM	Surface Mount	32 KB		8-SOIC		-40 °C	85 °C	SPI	Volatile	SRAM	20 MHz	8-SOIC	32K x 8			3.9 mm	0.154 in
Microchip Technology 23K256-I/ST	2.7 V	3.6 V	SRAM	Surface Mount	32 KB		8-TSSOP		-40 °C	85 °C	SPI	Volatile	SRAM	20 MHz	8-TSSOP	32K x 8	0.173 "	4.4 mm

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 1.32
		25	$ 1.28
		100	$ 1.27
	Digi-Reel®	1	$ 1.32
		25	$ 1.28
		100	$ 1.27
	Tape & Reel (TR)	3300	$ 1.27
Microchip Direct	T/R	1	$ 1.28
		25	$ 1.24
		100	$ 1.19
		1000	$ 1.13
		5000	$ 1.05
Newark	Each (Supplied on Cut Tape)	1	$ 1.33
		10	$ 1.32

Description

General part information

23K256 Series

The Microchip Technology Inc. 23X256 are 256 Kbit

Serial SRAM devices. The memory is accessed via a

simple Serial Peripheral Interface (SPI) compatible

Documents

Technical documentation and resources

AN1287 - Using C18/HI-TECH C Compiler to Interface Serial SRAM Devices to PIC16F/PIC18F Microcontrollers

Application Notes

23A256/23K256 - 256-Kbit SPI Bus Low-Power Serial SRAM

Data Sheets

Using C30 External Spaces to Communicate with Off-Chip Serial SRAM

Application Notes

23K256T-I/SN

Deep-Dive with AI

23K256T-I/SN

Deep-Dive with AI

Technical Specifications

23K256 Series

Pricing

Description

23K256 Series

Documents

Product Change Notice EN

Using C30 Compiler to Interface Serial SRAM Devices to dsPIC33F and PIC24F

Using C32 Compiler to Interface Serial SRAM Devices to PIC32 MCUs

Recommended Usage of Microchip SPI Serial SRAM Devices

AN1287 - Using C18/HI-TECH C Compiler to Interface Serial SRAM Devices to PIC16F/PIC18F Microcontrollers

23A256/23K256 - 256-Kbit SPI Bus Low-Power Serial SRAM

Using C30 External Spaces to Communicate with Off-Chip Serial SRAM

Datasheet

Datasheet

23K256 Series