The HEF4013B is a D-type flip-flop with dual channel. This device is using a fully static operation and features 5 V, 10 V, and 15 V parametric ratings. It is also tolerant of slow clock rise and fall ...

The HEF4518B is a dual channel 4-bit synchronous BCD counter. This device is tolerant of slow clock rise and fall times. It features fully static operation, 5 V, 10 V, and 15 V parametric ratings, and ...