74F646SPC PDF 데이터시트 검색

74F646 74F646B 74F648 Octal Transceiver, Register with 3-STATE Outputs March 1988 Revised August 1999 74F646 74F646B 74F648 Octal Transceiver, Register with 3-STATE Outputs General Description These devices consist of bus transceiver circuits with 3STATE, D-type flip-flops, and control circuitry arranged for multiplexed transmission of data directly from the input bus or from the internal registers. Data on the A or B bus will be clocked into the registers as the appropriate clock pin goes