54F164A Serial-In, Parallel-Out Shift Register(??????????????
54F164ADM Serial-In, Parallel-Out Shift Register
54F164ADMQB SHIFT REGISTER|F-TTL|DIP|14PIN|CERAMIC
54F164AFMQB SHIFT REGISTER|F-TTL|FP|14PIN|CERAMIC
54F164ALMQB SHIFT REGISTER|F-TTL|LLCC|20PIN|CERAMIC