SCSI 50-Conductor Quiet

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Image:conn_50p_cable.gif Cable Pair Location

| PIN | CABLE PAIR | SINGLE ENDED Signal Name | DIFFERENTIAL Signal Name | |—–|————|————–|————–| | 1 | 13 | GROUND | GROUND | | 2 | 14 | GROUND | +DB0 | | 3 | 15 | GROUND | +DB1 | | 4 | 16 | GROUND | +DB2 | | 5 | 17 | GROUND | +DB3 | | 6 | 18 | GROUND | +DB4 | | 7 | 19 | GROUND | +DB5 | | 8 | 20 | GROUND | +DB6 | | 9 | 21 | GROUND | +DB7 | | 10 | 22 | GROUND | +PARITY | | 11 | 23 | GROUND | DIFFSENSE | | 12 | 24 | RESERVED | RESERVED | | 13 | 25 | OPEN | TERMPWR | | 14 | 11 | RESERVED | RESERVED | | 15 | 12 | GROUND | +ATN | | 16 | 3 | GROUND | GROUND | | 17 | 4 | GROUND | +BSY | | 18 | 5 | GROUND | +ACK | | 19 | 2 | GROUND | +RST | | 20 | 6 | GROUND | +MSG | | 21 | 7 | GROUND | +SEL | | 22 | 8 | GROUND | +C/D | | 23 | 9 | GROUND | +REQ | | 24 | 1 | GROUND | +I/O | | 25 | 10 | GROUND | GROUND | | 26 | 13 | -DB0 | GROUND | | 27 | 14 | -DB1 | -DB0 | | 28 | 15 | -DB2 | -DB1 | | 29 | 16 | -DB3 | -DB2 | | 30 | 17 | -DB4 | -DB3 | | 31 | 18 | -DB5 | -DB4 | | 32 | 19 | -DB6 | -DB5 | | 33 | 20 | -DB7 | -DB6 | | 34 | 21 | -PARITY | -DB7 | | 35 | 22 | GROUND | -PARITY | | 36 | 23 | GROUND | GROUND | | 37 | 24 | RESERVED | RESERVED | | 38 | 25 | TERMPWR | TERMPWR | | 39 | 11 | RESERVED | RESERVED | | 40 | 12 | GROUND | -ATN | | 41 | 3 | -ATN | GROUND | | 42 | 4 | GROUND | -BSY | | 43 | 5 | -BSY | -ACK | | 44 | 2 | -ACK | -RST | | 45 | 6 | -RST | -MSG | | 46 | 7 | -MSG | -SEL | | 47 | 8 | -SEL | -C/D | | 48 | 9 | -C/D | -REQ | | 49 | 1 | -REQ | -I/O | | 50 | 10 | -I/O | GROUND |

References

Category:Data Storage Cables

 

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