Adaptec AHA-1742A
Logs
typeType
Floppy controller SCSI controller
interfaceInterface
signalSignaling
32-bit EISA
dimSlot height
1
datePCI ID
Empty
chip Chips and specs
-> Bridge Interface
Intel 82355 (Bus Master Interface Controller)
-> Floppy ctrl.
National Semiconductor PC8477 (Floppy controller)
-> SCSI ctrl.
Adaptec AIC-565 Adaptec AIC-6251 Adaptec AIC-4600 Adaptec AIC-575
MTL
Size: Full-length, full-height card
Data bus: 32-bit, EISA
Hard drive supported: Up to seven SCSI devices
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives
portintI/O ports
1x 
  • 2x17 2.54mm pin header
1x 
  • 2x25 2.54mm pin header
1x 
  • SCSI HD50
powerPower connectors
Empty
Last updated 2025-05-24T07:52:10Z
biosc No BIOS files available
drv 1 driver available
Name
Version
OS support
Size
Filename
Name
Version
3.11
OS support
MS-DOS Windows 3.1x
Size
3.5MB
Filename
doc 1 card document available
Release date
File
Logs
Release date
1999
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1993-09
File
Logs
Chip
Release date
1994-05
File
Logs
Chip
Release date
1993-08
File
Logs
image1 Image 1 of 2 (Microhouse)
image2 Image 2 of 2 (Elke Wehmer)

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