AT93C56B Series

2Kb 5V Microwire (3-wire) Serial EEPROM with 16-Bit Organization

Catalog

2Kb 5V Microwire (3-wire) Serial EEPROM with 16-Bit Organization

Part	Memory Organization	Write Cycle Time - Word, Page	Memory Format	Supplier Device Package	Memory Interface	Operating Temperature [Max]	Operating Temperature [Min]	Package / Case	Package / Case [custom]	Package / Case [custom]	Memory Type	Voltage - Supply [Min]	Voltage - Supply [Max]	Memory Size	Mounting Type	Technology	Clock Frequency	Package / Case	Package / Case	Package / Case [y]	Package / Case [x]
Microchip Technology 93C56B-I/ST	128 x 16	2 ms	EEPROM	8-TSSOP	Microwire	85 °C	-40 °C	8-TSSOP	0.173 "	4.4 mm	Non-Volatile	4.5 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz
Microchip Technology 93C56BT-E/ST	128 x 16	2 ms	EEPROM	8-TSSOP	Microwire	125 °C	-40 °C	8-TSSOP	0.173 "	4.4 mm	Non-Volatile	4.5 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz
Microchip Technology 93C56B-E/P	128 x 16	2 ms	EEPROM	8-PDIP	Microwire	125 °C	-40 °C	8-DIP			Non-Volatile	4.5 V	5.5 V	256 B	Through Hole	EEPROM	2 MHz	0.3 in	7.62 mm
Microchip Technology 93C56B-I/P	128 x 16	2 ms	EEPROM	8-PDIP	Microwire	85 °C	-40 °C	8-DIP			Non-Volatile	4.5 V	5.5 V	256 B	Through Hole	EEPROM	2 MHz	0.3 in	7.62 mm
Microchip Technology 93C56BT-I/MS	128 x 16	2 ms	EEPROM	8-MSOP	Microwire	85 °C	-40 °C	8-MSOP 8-TSSOP	0.118 in		Non-Volatile	4.5 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz	3 mm
Microchip Technology AT93C56B-SSHM-B	128 x 16 256 x 8	5 ms	EEPROM	8-SOIC	3-Wire Serial	85 C	-40 °C	8-SOIC			Non-Volatile	1.7 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz			3.9 mm	0.154 in
Microchip Technology 93C56B-E/SN	128 x 16	2 ms	EEPROM	8-SOIC	Microwire	125 °C	-40 °C	8-SOIC			Non-Volatile	4.5 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz			3.9 mm	0.154 in
Microchip Technology 93C56BT-I/OT	128 x 16	2 ms	EEPROM	SOT-23-6	Microwire	85 °C	-40 °C	SOT-23-6			Non-Volatile	4.5 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz
Microchip Technology 93C56B-I/MS	128 x 16	2 ms	EEPROM	8-MSOP	Microwire	85 °C	-40 °C	8-MSOP 8-TSSOP	0.118 in		Non-Volatile	4.5 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz	3 mm
Microchip Technology 93C56BT-E/SN	128 x 16	2 ms	EEPROM	8-SOIC	Microwire	125 °C	-40 °C	8-SOIC			Non-Volatile	4.5 V	5.5 V	256 B	Surface Mount	EEPROM	2 MHz			3.9 mm	0.154 in

Catalog

2Kb 5V Microwire (3-wire) Serial EEPROM with 16-Bit Organization

Key Features

• + User selectable 256 x 8 or 128 x 16 Organization (2 Kbit)

• + Industry Standard Microwire Serial I/O

• + Up to 2 MHz clock compatibility

• + Self-Timed Erase and Write Cycles (5 ms max.)

• + Read current 0.5 mA (Typ), 2.0 mA (Max)

• + Write current 0.5 mA (Typ),2.0 mA (Max)

• + Standby current 10.0 uA (Typ), 15.0 uA (Max)

• + Software Write-Protection

• + More than 1 million erase/write cycles

• + Data retention > 100 years

• + Grade 1 Temperature Range: -40°C to 125°C

• + Qualified for Automotive Applications

• + Factory Programming Available

• + Available in 8-pin SOIC (150 mil), 8-pin TSSOP, 8-pad UDFN, 8-pad XDFN, and 8-ball VFBGA packages

Description

The Microchip 93C56B device is a 2Kb Microwire (3-wire) Serial EEPROM with dedicated 16-bit memory organization and a voltage operation range of 4.5 - 5.5V. Also available are the 93C56A for dedicated 8-bit memory organization and the 93C56C for hardware selectable word size using the ORG pin. The 93C56B 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.