Integrated Circuits (ICs)

25AA320X-I/ST

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Microchip Technology

EEPROM SERIAL-SPI 32K-BIT 4K X 8 2.5V/3.3V/5V 8-PIN TSSOP T/R

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Integrated Circuits (ICs)

25AA320X-I/ST

Active

Microchip Technology

EEPROM SERIAL-SPI 32K-BIT 4K X 8 2.5V/3.3V/5V 8-PIN TSSOP T/R

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	25AA320X-I/ST

Memory Format	EEPROM
Memory Interface	SPI
Memory Organization [custom]	4 K
Memory Organization [custom]	8 bits
Memory Size	32 Kbit
Memory Type	Non-Volatile
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	8-TSSOP
Package / Case [custom]	0.173 "
Package / Case [custom]	4.4 mm
Supplier Device Package	8-TSSOP
Technology	EEPROM
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	1.8 V
Write Cycle Time - Word, Page	5 ms

25AA320AX Series

32Kb 1.8V SPI Serial EEPROM

Part	Package / Case	Package / Case [custom]	Package / Case [custom]	Supplier Device Package	Memory Type	Memory Organization [custom]	Memory Organization [custom]	Voltage - Supply [Min]	Voltage - Supply [Max]	Memory Format	Clock Frequency	Mounting Type	Operating Temperature [Max]	Operating Temperature [Min]	Technology	Memory Interface	Memory Size	Write Cycle Time - Word, Page	Package / Case	Package / Case [y]	Package / Case [x]
Microchip Technology 25AA320AT-I/ST	8-TSSOP	0.173 "	4.4 mm	8-TSSOP	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM	10 MHz	Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms
Microchip Technology 25AA320XT-I/ST	8-TSSOP	0.173 "	4.4 mm	8-TSSOP	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM		Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms
Microchip Technology 25AA320AT-I/MS	8-MSOP 8-TSSOP	0.118 in		8-MSOP	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM	10 MHz	Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms	3 mm
Microchip Technology 25AA320AT-I/MNY	8-WFDFN Exposed Pad			8-TDFN (2x3)	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM	10 MHz	Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms
Microchip Technology 25AA320A-I/MS	8-MSOP 8-TSSOP	0.118 in		8-MSOP	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM	10 MHz	Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms	3 mm
Microchip Technology 25AA320X-I/ST	8-TSSOP	0.173 "	4.4 mm	8-TSSOP	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM		Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms
Microchip Technology 25AA320AX-I/ST	8-TSSOP	0.173 "	4.4 mm	8-TSSOP	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM	10 MHz	Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms
Microchip Technology 25AA320-I/SN	8-SOIC			8-SOIC	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM		Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms		3.9 mm	0.154 in
Microchip Technology 25AA320T-I/SN	8-SOIC			8-SOIC	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM		Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms		3.9 mm	0.154 in
Microchip Technology 25AA320AT-I/SN	8-SOIC			8-SOIC	Non-Volatile	4 K	8 bits	1.8 V	5.5 V	EEPROM	10 MHz	Surface Mount	85 °C	-40 °C	EEPROM	SPI	32 Kbit	5 ms		3.9 mm	0.154 in

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tube	500	$ 0.90
Newark	Each	100	$ 0.90

Description

General part information

25AA320AX Series

The Microchip 25AA320A is a 32Kb Serial EEPROM utilizing the

industry standard Serial Peripheral Interface (SPI) compatible serial bus. The

device is organized as one block of 4096 x 8-bit and is optimized for use in consumer electronics, industrial, medical,

Documents

Technical documentation and resources