CAT24WC01

CAT24WC01/02/04/08/16 1K/2K/4K/8K/16K-Bit Serial E2PROM FEATURES s 400 KHZ I C Bus Compatible* s 1.8 to 6.0Volt Operation s Low Power CMOS Technology s Write Protect Feature 2 s Self-Timed Write Cycle with Auto-Clear s 1,000,000 Program/Erase Cycles s 100 Year Data Retention s 8-pin DIP, 8-pin SOIC or 8 pin TSSOP s Commercial, Industrial and Automotive — Entire Array Protected When WP at VIH s Page Write Buffer Temperature Ranges DESCRIPTION The CAT24WC01/02/04/08/16 is a 1K/2K/4K/8K/16Kbit Serial CMOS E2PROM internally organized as 128/ 256/512/1024/2048 words of 8 bits each. Catalyst’s advanced CMOS technology substantially reduces device power requirements. The the CAT24WC01/02/04/ 08/16 feature a 16-byte page write buffer. The device operates via the I2C bus serial interface, has a special write protection feature, and is available in 8-pin DIP, 8pin SOIC or 8-pin TSSOP. PIN CONFIGURATION DIP Package (P) A0 A1 A2 VSS 1 2 3 4 8 7 6 5 VCC WP SCL SDA BLOCK DIAGRAM SOIC Package (J) EXTERNAL LOAD A0 A1 A2 VSS 1 2 3 4 8 7 6 5 VCC WP SCL SDA 5020 FHD F01 DOUT ACK VCC VSS WORD ADDRESS BUFFERS SENSE AMPS SHIFT REGISTERS COLUMN DECODERS TSSOP Package (U) (* Available for 24WC01 and 24WC02 only) SDA START/STOP LOGIC A0 A1 A2 VSS 1 2 3 4 8 7 6 5 VCC WP SCL SDA XDEC WP CONTROL LOGIC E2PROM PIN FUNCTIONS Pin Name A0, A1, A2 SDA SCL WP VCC VSS Function Device Address Inputs Serial Data/Address Serial Clock Write Protect +1.8V to +6.0V Power Supply Ground SCL A0 A1...