CAT34RC02

CAT34RC02 2-kb I2C Serial EEPROM, Serial Presence Detect FEATURES I 400 kHz I2C bus compatible* I 1.7 to 5.5 volt operation I 16-byte page write buffer I Hardware write protection for entire memory I Permanent and reversible software write H GEN FR ALO EE LE A D F R E ETM I Schmitt trigger on SCL and SDA inputs I Low power CMOS technology I 1,000,000 program/erase cycles I 100 year data retention I 8-pin DIP, SOIC, TSSOP and TDFN packages I Industrial and extended temperature ranges protection for lower 128 bytes DESCRIPTION The CAT34RC02 is a 2-kb Serial CMOS EEPROM internally organized as 256 words of 8 bits each. Catalyst’s advanced CMOS technology substantially reduces device power requirements. The CAT34RC02 features a 16-byte page write buffer. The device operates via the I2C bus serial interface and is available in 8-pin DIP, SOIC, TSSOP and TDFN packages. PIN CONFIGURATION DIP Package (P, L) A0 A1 A2 VSS 1 2 3 4 8 7 6 5 VCC WP SCL SDA A0 A1 A2 VSS FUNCTIONAL SYMBOL SOIC Package (J, W) 1 2 3 4 8 7 6 5 VCC WP SCL SDA VCC SCL TDFN Package (SP2, VP2) A0 1 A1 2 A2 3 VSS 4 8 VCC 7 WP 6 SCL 5 SDA A2, A1, A0 WP CAT34RC02 SDA VSS TSSOP Package (U, Y) A0 A1 A2 VSS 1 2 3 4 8 7 6 5 VCC WP SCL SDA PIN FUNCTIONS Pin Name A0, A1, A2 SDA SCL WP VCC VSS Function Device Address Inputs Serial Data/Address Serial Clock Write Protect 1.7 V to 5.5 V Power Supply Ground * Catalyst Semiconductor is licensed by Philips Corporation to carry the I2C Bus Protocol. © 2004 by Ca...