Specification	25LC320AT-I/ST

Clock Frequency	10 MHz
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]	2.5 V
Write Cycle Time - Word, Page	5 ms

25LC320A Series

32Kb 2.5V SPI Serial EEPROM

Part	Memory Format	Technology	Memory Organization [custom]	Memory Organization [custom]	Clock Frequency	Mounting Type	Qualification	Memory Size	Memory Interface	Grade	Voltage - Supply [Min]	Voltage - Supply [Max]	Package / Case	Package / Case [custom]	Package / Case [custom]	Memory Type	Write Cycle Time - Word, Page	Supplier Device Package	Operating Temperature [Min]	Operating Temperature [Max]	Package / Case [y]	Package / Case [x]	Package / Case	Package / Case
Microchip Technology 25LC320A-E/ST16KVAO	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount	AEC-Q100	32 Kbit	SPI	Automotive	2.5 V	5.5 V	8-TSSOP	0.173 "	4.4 mm	Non-Volatile	5 ms	8-TSSOP	-40 °C	125 °C
Microchip Technology 25LC320AT-H/SN16KVAO	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount	AEC-Q100	32 Kbit	SPI	Automotive	2.5 V	5.5 V	8-SOIC			Non-Volatile	5 ms	8-SOIC	-40 °C	150 °C	3.9 mm	0.154 in
Microchip Technology 25LC320AX-I/ST	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount		32 Kbit	SPI		2.5 V	5.5 V	8-TSSOP	0.173 "	4.4 mm	Non-Volatile	5 ms	8-TSSOP	-40 °C	85 °C
Microchip Technology 25LC320AT-I/MNY16KVAO	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount	AEC-Q100	32 Kbit	SPI	Automotive	2.5 V	5.5 V	8-WFDFN Exposed Pad			Non-Volatile	5 ms	8-TDFN (2x3)	-40 °C	85 °C
Microchip Technology 25LC320AX-E/ST	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount		32 Kbit	SPI		2.5 V	5.5 V	8-TSSOP	0.173 "	4.4 mm	Non-Volatile	5 ms	8-TSSOP	-40 °C	125 °C
Microchip Technology 25LC320AT-I/ST	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount		32 Kbit	SPI		2.5 V	5.5 V	8-TSSOP	0.173 "	4.4 mm	Non-Volatile	5 ms	8-TSSOP	-40 °C	85 °C
Microchip Technology 25LC320A-I/MS	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount		32 Kbit	SPI		2.5 V	5.5 V	8-MSOP 8-TSSOP	0.118 in		Non-Volatile	5 ms	8-MSOP	-40 °C	85 °C			3 mm
Microchip Technology 25LC320-E/P	EEPROM	EEPROM	4 K	8 bits	2 MHz	Through Hole		32 Kbit	SPI		2.5 V	5.5 V	8-DIP			Non-Volatile	5 ms	8-PDIP	-40 °C	125 °C			0.3 in	7.62 mm
Microchip Technology 25LC320AXT-I/ST	EEPROM	EEPROM	4 K	8 bits	10 MHz	Surface Mount		32 Kbit	SPI		2.5 V	5.5 V	8-TSSOP	0.173 "	4.4 mm	Non-Volatile	5 ms	8-TSSOP	-40 °C	85 °C
Microchip Technology 25LC320-I/P	EEPROM	EEPROM	4 K	8 bits	2 MHz	Through Hole		32 Kbit	SPI		2.5 V	5.5 V	8-DIP			Non-Volatile	5 ms	8-PDIP	-40 °C	85 °C			0.3 in	7.62 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	$ 0.80
		25	$ 0.78
		100	$ 0.74
	Digi-Reel®	1	$ 0.80
		25	$ 0.78
		100	$ 0.74
	Tape & Reel (TR)	2500	$ 0.74
Microchip Direct	T/R	1	$ 0.78
		25	$ 0.76
		100	$ 0.72
		1000	$ 0.68
		5000	$ 0.64
		10000	$ 0.60
Newark	Each (Supplied on Full Reel)	100	$ 0.76

Description

General part information

25LC320A Series

The Microchip 25LC320A is a 32 Kb 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

Datasheet

Using the MSSP Module to Interface SPI? Serial EEPROMs with PIC18 Devices

Application Notes

Using the C18 Compiler and the MSSP to Interface SPI? EEPROMs with PIC18 Devices

Application Notes

Interfacing SPI? Serial EEPROMs to Microchip PICmicro® Microcontrollers

Application Notes

Interfacing SPI? Serial EEPROMs to PIC16 Devices

Application Notes