AT24C64B Series

64Kb I2C compatible 2-wire Serial EEPROM

Catalog

64Kb I2C compatible 2-wire Serial EEPROM

Part	Supplier Device Package	Memory Organization	Memory Interface	Package / Case [y]	Package / Case	Package / Case [x]	Operating Temperature [Max]	Operating Temperature [Min]	Memory Format	Voltage - Supply [Min]	Voltage - Supply [Max]	Technology	Access Time	Write Cycle Time - Word, Page	Clock Frequency	Memory Type	Memory Size	Mounting Type	Package / Case [custom]	Package / Case [custom]	Package / Case	Package / Case
Microchip Technology AT24C64W-10SI-2.7	8-SOIC	8 K	I2C	5.3 mm	8-SOIC	0.209 "	85 °C	-40 °C	EEPROM	2.7 V	5.5 V	EEPROM	900 ns	10 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount
Microchip Technology AT24C64N-10SI-2.7	8-SOIC	8 K	I2C	5.3 mm	8-SOIC	0.209 "	85 °C	-40 °C	EEPROM	2.7 V	5.5 V	EEPROM	900 ns	10 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount
Microchip Technology AT24C64N-10SC-1.8	8-SOIC	8 K	I2C	3.9 mm	8-SOIC	0.154 in	70 °C	0 °C	EEPROM	1.8 V	5.5 V	EEPROM	900 ns	10 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount
Microchip Technology AT24C64-10TC-2.5	8-TSSOP	8 K	I2C		8-TSSOP		70 °C	0 °C	EEPROM	2.5 V	5.5 V	EEPROM	900 ns	10 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount	0.173 "	4.4 mm
Microchip Technology AT24C64W-10SI-2.5	8-SOIC	8 K	I2C	5.3 mm	8-SOIC	0.209 "	85 °C	-40 °C	EEPROM	2.5 V	5.5 V	EEPROM	900 ns	10 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount
Microchip Technology AT24C64A-10PI-1.8	8-PDIP	8 K	I2C		8-DIP		85 °C	-40 °C	EEPROM	1.8 V	5.5 V	EEPROM	900 ns	5 ms	400 kHz	Non-Volatile	64 Kbit	Through Hole			0.3 in	7.62 mm
Microchip Technology AT24C64A-10TU-1.8	8-TSSOP	8 K	I2C		8-TSSOP		85 °C	-40 °C	EEPROM	1.8 V	5.5 V	EEPROM	900 ns	5 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount	0.173 "	4.4 mm
Microchip Technology AT24C64AY1-10YI-1.8	8-MAP (3x4.9)	8 K	I2C		8-VDFN Exposed Pad		85 °C	-40 °C	EEPROM	1.8 V	5.5 V	EEPROM	900 ns	5 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount
Microchip Technology AT24C64BN-10SU-2.7	8-SOIC	8 K	I2C	3.9 mm	8-SOIC	0.154 in	85 °C	-40 °C	EEPROM	2.7 V	5.5 V	EEPROM	900 ns	5 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount
Microchip Technology AT24C64W-10SC-1.8	8-SOIC	8 K	I2C	5.3 mm	8-SOIC	0.209 "	70 °C	0 °C	EEPROM	1.8 V	5.5 V	EEPROM	900 ns	10 ms	400 kHz	Non-Volatile	64 Kbit	Surface Mount

Catalog

64Kb I2C compatible 2-wire Serial EEPROM

Key Features

• + 8K x 8 (64 Kbit)

• + 400 kHz clock compatibility

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

• + Read current 0.4 mA (Typ), 1 mA (Max)

• + Write current 2 mA (Typ), 3 mA (Max)

• + Standby current 6 uA (Max)

• + Hardware Write-Protect Pin

• + More than 1 million erase/write cycles

• + Data retention > 100 years

• + Qualified for Automotive Applications

• + Factory Programming Available

• + Available in 8-lead SOIC and 8-lead TSSOP

Description

The Microchip AT24C64B is a 64Kb Serial EEPROM utilizing an I2C (2-wire) serial interface. The device is organized as one block of 8K x 8 and is optimized for use in consumer and industrial applications where reliable and dependable nonvolatile memory storage is essential. The EEPROM is available in a variety of 8-lead, space-saving packaging options and 2.7V to 5.5V or 1.8V to 5.5V versions.