AT24C04C and AT24C08C 2 I C-Compatible, (2-wire) Serial EEPROM 4-Kbit (512 x 8), 8-Kbit (1024 x 8) DATASHEET Standard Features Low-voltage and Standard-voltage Operation V = 1.7V to 5.5V CC Internally Organized as 512 x 8 (4K), or 1024 x 8 (8K) 2 I C-compatible (2-wire) Serial Interface Schmitt Trigger, Filtered Inputs for Noise Suppression Bidirectional Data Transfer Protocol 1MHz (2.5V, 2.7V, 5V), 400kHz (1.7V) Compatibility Write Protect Pin for Hardware Data Protection 16-byte Page Write Mode Partial Page Writes Allowed Self-timed Write Cycle (5ms Max) High-reliability Endurance: 1,000,000 Write Cycles Data Retention: 100 Years Green Package Options (Pb/Halide-free/RoHS Compliant) 8-lead PDIP, 8-lead SOIC, 8-lead TSSOP, 8-pad UDFN, 5-lead SOT23, and 8-ball VFBGA Die Options: Wafer Form and Tape and Reel Description The Atmel AT24C04C and AT24C08C provides 4,096/8,192 bits of Serial Electrically Erasable and Programmable Read-Only Memory (EEPROM) organized as 512/1024 words of 8 bits each. The device is optimized for use in many industrial and commercial applications where low-power and low-voltage operation are essential. AT24C04C/08C is available in space-saving 8-lead PDIP, 8-lead JEDEC SOIC, 8-lead TSSOP, 8-pad UDFN, 5-lead SOT23, and 8-ball VFBGA packages and is accessed via a 2-wire serial interface. Atmel-8787F-SEEPROM-AT24C04C-08C-Datasheet 1220161. Pin Configurations and Pinouts Pin Name Function 8-lead PDIP 8-lead SOIC (Top View) (Top View) NC No Connect NC 1 8 V CC NC 1 8 V CC A Address Input (4K Only) 2 7 A1/NC WP 1 A /NC 2 7 WP 1 3 6 A2 SCL A Address Input A 3 6 SCL 2 2 GND 4 5 SDA GND 4 5 SDA SDA Serial Data SCL Serial Clock Input 8-pad UDFN 8-lead TSSOP WP Write Protect (Top View) (Top View) GND Ground NC V 1 8 CC NC 1 V 8 CC A1/NC 2 7 WP 2 7 WP A /NC 1 V Power Supply A 3 6 SCL 3 2 CC 6 SCL A 2 GND 4 5 SDA 4 5 SDA GND Notes: 1. For use of 5-lead SOT23, the 5-lead SOT23 8-ball VFBGA software A2 and A1 bits in the (Top View) (Top View) device address word must be set to zero to properly communicate. SCL 1 5 WP NC 1 8 V CC 2. Drawings are note to scale. GND 2 A /NC 2 7 WP 1 A 3 6 SCL 2 3 4 SDA V CC GND 4 5 SDA 2. Absolute Maximum Ratings *Notice: Stresses beyond those listed under Absolute Operating Temperature .-55C to +125 C Maximum Ratings may cause permanent Storage Temperature .-65C to +150 C damage to the device. This is a stress rating only and functional operation of the device at these or Voltage on any pin any other conditions beyond those indicated in the with respect to ground . -1.0V to +7.0V operational sections of this specification is not implied. Exposure to absolute maximum rating Maximum Operating Voltage . 6.25V conditions for extended periods may affect device reliability. DC Output Current .5.0mA 2 AT24C04C/08C DATASHEET Atmel-8787F-SEEPROM-AT24C04C-08C-Datasheet 122016