| Part Number | ST24FC21B Datasheet |
|---|---|
| Manufacturer | STMicroelectronics |
| Overview | The ST24LC21B, ST24LW21, ST24FC21, ST24FC21B and ST24FW21 are 1K bit electrically erasable programmable memory (EEPROM), organized in 128x8 bits. In the text, products are referred as ST24xy21, where . "W" means WC on pin 3. 8 1 PSDIP8 (B) 0.25mm Frame 8 1 SO8 (M) 150mil Width Figure 1. Logic Diagram VCC SCL VCLK WC ST24xy21 SDA Table 1. Signal Names SDA SCL VCC VSS VCLK WC Serial Data Address Input/Output 2 Serial Clock (I C mode) VSS AI01741 Supply Voltage Ground Clock Transmit only mo. |