name: MB89352A function: 8bit SCSI-2 controller package: DIP,48 manufacturer: Fujitsu added-by: Andre Delavy +--()--+ /RST | 1 48| VDD /CS | 2 47| /CLK A0 | 3 46| /DACK A1 | 4 45| DREQ A2 | 5 44| /WR A3 | 6 43| /RD /SD7 | 7 42| /ATN /SD6 | 8 41| /ACK DG | 9 40| DG /SD5 |10 39| /REQ /SD4 |11 38| /MSG N.C |12 37| N.C /SD3 |13 36| /CD /SD2 |14 35| /IO /SD1 |15 34| /SEL DG |16 33| DG /SD0 |17 32| /BSY /SDP |18 31| /SRST DPO |19 30| INTR DP |20 29| D7 D0 |21 28| D6 D1 |22 27| D5 D2 |23 26| D4 GND |24 25| D3 +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/