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1 M54HC643 Inverting Octal TRI-STATE Transceiver 148K NSC 5172874
2 M54HC643 OCTAL BUS TRANSCEIVER 3-STATE: HC245 NON INVERTING HC640 INVERTING, HC643 INVERTING/NON INVERTING 273K ST 4267397
3 M54HC643 Inverting Octal TRI-STATE Transceiver 148K NSC 4267396
4 M54HC643B1R OCTAL BUS TRANSCEIVER 3-STATE: HC245 NON INVERTING HC640 INVERTING, HC643 INVERTING/NON INVERTING 273K ST 4901962
5 M54HC643C1R OCTAL BUS TRANSCEIVER 3-STATE: HC245 NON INVERTING HC640 INVERTING, HC643 INVERTING/NON INVERTING 273K ST 4267395
6 M54HC643F1R OCTAL BUS TRANSCEIVER 3-STATE: HC245 NON INVERTING HC640 INVERTING, HC643 INVERTING/NON INVERTING 273K ST 4267394
7 M54HC643M1R OCTAL BUS TRANSCEIVER 3-STATE: HC245 NON INVERTING HC640 INVERTING, HC643 INVERTING/NON INVERTING 273K ST 4901751