CAT24WC05

Preliminary CAT24WC03/05/09/17 2K/4K/8K/16K-Bit Serial E2PROM FEATURES s 400 KHZ I2C Bus Compatible* s 1.8 to 6.0Volt Operation s Low Power CMOS Technology s Write Protect Feature 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 and 8-pin TSSOP Package s Commercial, Industrial and Automotive –Top 1/2 Array Protected When WP at VIH s 16-Byte Page Write Buffer Temperature Ranges DESCRIPTION The CAT24WC03/05/09/17 is a 2K/4K/8K/16K-bit Serial CMOS E2PROM internally organized as 256/512/1024/ 2048 words of 8 bits each. Catalyst’s advanced CMOS technology substantially reduces device power requirements. The CAT24WC03/05/09/17 features 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 or 8-pin SOIC PIN CONFIGURATION DIP Package (P) A0 A1 A2 VSS 1 2 3 4 8 7 6 5 VCC WP SCL SDA A0 A1 A2 VSS BLOCK DIAGRAM SOIC Package (J) 1 2 3 4 8 7 6 5 VCC WP SCL SDA EXTERNAL LOAD DOUT ACK VCC VSS WORD ADDRESS BUFFERS COLUMN DECODERS SENSE AMPS SHIFT REGISTERS TSSOP Package (U) (** Available for 24WC03 only) SDA VCC WP SCL SDA START/STOP LOGIC A0 A1 A2 VSS 1 2 3 4 SS 8 7 6 5 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 A0 A1 A2 SLAVE ADDRESS COMPARATORS SCL STATE...