CD4008BM Datasheet, National Semiconductor

Y Y Y Y Y Y Wide supply voltage range 3 0V to 15V High noise immunity 0 45 VCC (typ ) Low power TTL Fan out of 2 driving 74L compatibility or 1 driving 74LS 4 sum outpu.

The CD4008B types consist of four full-adder stages with fast look-ahead carry provision from stage to stage Circuitry is included to provide a fast ‘‘parallel-carry-out’’ bit to permit high-speed operation in arithmetic sections using several CD4008.