Specification	93C56A-E/MS

Clock Frequency	2 MHz
Memory Format	EEPROM
Memory Interface	Microwire
Memory Organization [custom]	8
Memory Organization [custom]	256
Memory Size	256 B
Memory Type	Non-Volatile
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Package / Case	8-MSOP, 8-TSSOP
Package / Case	3 mm
Package / Case [custom]	0.118 in
Supplier Device Package	8-MSOP
Technology	EEPROM
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V
Write Cycle Time - Word, Page	2 ms

93C56A Series

Part	Package / Case	Package / Case [y]	Package / Case [x]	Memory Interface	Technology	Memory Format	Clock Frequency	Mounting Type	Memory Size	Supplier Device Package	Voltage - Supply [Min]	Voltage - Supply [Max]	Operating Temperature [Max]	Operating Temperature [Min]	Memory Type	Memory Organization	Write Cycle Time - Word, Page	Package / Case [custom]	Package / Case	Memory Organization [custom]	Memory Organization [custom]	Package / Case
Microchip Technology AT93C56A-10SU-1.8	8-SOIC	3.9 mm	0.154 in	3-Wire Serial	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	8-SOIC	1.8 V	5.5 V	85 °C	-40 °C	Non-Volatile	128 x 16 256 x 8	10 ms
Microchip Technology 93C56AT-I/MS	8-MSOP 8-TSSOP			Microwire	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	8-MSOP	4.5 V	5.5 V	85 °C	-40 °C	Non-Volatile		2 ms	0.118 in	3 mm	8	256
Microchip Technology 93C56AT-I/OT	SOT-23-6			Microwire	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	SOT-23-6	4.5 V	5.5 V	85 °C	-40 °C	Non-Volatile		2 ms			8	256
Microchip Technology AT93C56A-10PU-1.8	8-DIP			3-Wire Serial	EEPROM	EEPROM	2 MHz	Through Hole	256 B	8-PDIP	1.8 V	5.5 V	85 °C	-40 °C	Non-Volatile	128 x 16 256 x 8	10 ms		0.3 in			7.62 mm
Microchip Technology AT93C56AW-10SU-2.7	8-SOIC	5.3 mm	0.209 "	3-Wire Serial	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	8-SOIC	2.7 V	5.5 V	85 °C	-40 °C	Non-Volatile	128 x 16 256 x 8	10 ms
Microchip Technology 93C56A-E/MS	8-MSOP 8-TSSOP			Microwire	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	8-MSOP	4.5 V	5.5 V	125 °C	-40 °C	Non-Volatile		2 ms	0.118 in	3 mm	8	256
Microchip Technology AT93C56A-10SI-2.7	8-SOIC	3.9 mm	0.154 in	3-Wire Serial	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	8-SOIC	2.7 V	5.5 V	85 °C	-40 °C	Non-Volatile	128 x 16 256 x 8	10 ms
Microchip Technology 93C56A-E/SN	8-SOIC	3.9 mm	0.154 in	Microwire	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	8-SOIC	4.5 V	5.5 V	125 °C	-40 °C	Non-Volatile		2 ms			8	256
Microchip Technology 93C56A-I/P	8-DIP			Microwire	EEPROM	EEPROM	2 MHz	Through Hole	256 B	8-PDIP	4.5 V	5.5 V	85 °C	-40 °C	Non-Volatile		2 ms		0.3 in	8	256	7.62 mm
Microchip Technology 93C56AT-E/SN	8-SOIC	3.9 mm	0.154 in	Microwire	EEPROM	EEPROM	2 MHz	Surface Mount	256 B	8-SOIC	4.5 V	5.5 V	125 °C	-40 °C	Non-Volatile		2 ms			8	256

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tube	800	$ 0.43
Microchip Direct	TUBE	1	$ 0.46
		25	$ 0.45
		100	$ 0.42
		1000	$ 0.41
		5000	$ 0.37
		10000	$ 0.35
Newark	Each	100	$ 0.45

Description

General part information

93C56A Series

The Microchip 93C56A device is a 2Kb Microwire (3-wire) Serial EEPROM with dedicated 8-bit memory organization and a voltage operation range of 4.5 - 5.5V. Also available are the 93C56B for dedicated 16-bit memory organization and the 93C56C for hardware selectable word size using the ORG pin. The 93C56A is optimized for use in consumer, industrial, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The device is available in a variety of Pb-free packages including SOT-23, PDIP, SOIC, MSOP, DFN and TSSOP.

Documents

Technical documentation and resources

93C56A-E/MS

Deep-Dive with AI

93C56A-E/MS

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Technical Specifications

93C56A Series

Pricing

Description

93C56A Series

Documents

93XX56A/B/C - 2-Kbit Microwire Compatible Serial EEPROM

1K, 2K and 4K Microwire EEPROM Migration

Interfacing Microwire Serial EEPROMs to PIC16 Devices

Interfacing Microwire Serial EEPROMs to PIC18 Devices

Using the C18 Compiler to Interface Microwire Serial EEPROMs to PIC18 Devices

Using the MSSP Module to Interface Microwire Serial EEPROMs to PIC16 Devices

Product Change Notice EN

Datasheet

93C56A Series