AT24HC04B Series

4Kb I2C compatible 2-wire Serial EEPROM with Half-array Write Protection

Catalog

4Kb I2C compatible 2-wire Serial EEPROM with Half-array Write Protection

Part	Write Cycle Time - Word, Page	Supplier Device Package	Qualification	Memory Size	Package / Case	Package / Case [custom]	Package / Case [custom]	Operating Temperature [Min]	Operating Temperature [Max]	Memory Format	Voltage - Supply [Min]	Voltage - Supply [Max]	Memory Type	Grade	Memory Organization [custom]	Memory Organization [custom]	Technology	Memory Interface	Clock Frequency	Access Time	Mounting Type	Package / Case [y]	Package / Case [x]
Microchip Technology AT24HC04B-TP25-B	5 ms	8-TSSOP	AEC-Q100	4 Kbit	8-TSSOP	0.173 "	4.4 mm	-40 °C	125 °C	EEPROM	2.5 V	5.5 V	Non-Volatile	Automotive	512	8	EEPROM	I2C	400 kHz	900 ns	Surface Mount
Microchip Technology AT24HC04B-TH-T	5 ms	8-TSSOP		4 Kbit	8-TSSOP	0.173 "	4.4 mm	-40 °C	85 °C	EEPROM	1.8 V	5.5 V	Non-Volatile		512	8	EEPROM	I2C		550 ns	Surface Mount
Microchip Technology AT24HC04BN-SH-B	5 ms	8-SOIC		4 Kbit	8-SOIC			-40 °C	85 °C	EEPROM	1.8 V	5.5 V	Non-Volatile		512	8	EEPROM	I2C		550 ns	Surface Mount	3.9 mm	0.154 in
Microchip Technology AT24HC04B-TH-B	5 ms	8-TSSOP		4 Kbit	8-TSSOP	0.173 "	4.4 mm	-40 °C	85 °C	EEPROM	1.8 V	5.5 V	Non-Volatile		512	8	EEPROM	I2C		550 ns	Surface Mount

Catalog

4Kb I2C compatible 2-wire Serial EEPROM with Half-array Write Protection

Key Features

- 512 x 8 (4 Kbit)

- 400 kHz and 1MHz (5V) clock compatibility

- Supports up to 4 devices on the bus

- 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 1.6 uA (Typ), 4 uA (Max)

- Hardware Write-Protect Pin

- More than 1 million erase/write cycles

- Data retention > 100 years

- Temperature Range: -40°C to 85°C

- Factory Programming Available

- Available in 8-lead JEDEC SOIC, 8-lead TSSOP, and 8-lead PDIP

Description

The Microchip AT24HC04B is a 4 Kb Serial EEPROM utilizing an I2C (2-wire) serial interface. The device is organized as one block of 512 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 space-saving packaging options and operates from 1.8V to 5.5V. The AT24HC04B utilizes half-array hardware write protection.