Multitech 900
Chipset
Sockets 
FSB speeds 6 MHz10 MHz
Form factorAT (max 305 x 330 mm)
Dimensions355mm x 304mm
Cache
None/Integrated in the CPU
Max RAM size
1 MB
RAM type DIP-16 (1bit)
PSU connector
Also known as
I/O ports1x
AT Keyboard
Expansion slots6x
16-bit ISA
2x
8-bit ISA
Notes
FCC ID: DDT7EECPU-AT
Last updated 2026-01-25T19:44:37Z
Board info score is 9/10
Chips
-> Chipset part
Intel 82284 (Clock Generator/Ready Interface)
Intel 82288 (Bus Controller)
(multiple brand) 74LS612 (Memory Mapper)
(multiple brand) Discrete Logic
Intel 8237A (DMA Controller)
Intel 8254 (Programmable Interval Timer)
Intel 8259A (Programmable Interrupt Ctrl.)
-> Human Interface
-> Real-Time Clock
1 BIOS file available
Award - 1 entry
POST string
Note
Core Ver.
BIOS Ver.
Logs
1 driver available
Name
Version
Arch
OS support
Size
Filename
Name
Version
3.2
Arch
x86
OS support
MS-DOS
Size
360KB
Filename
4 board documents available
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1995-11-30
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1997-06-13
File
Logs
Chip
Release date
1997-06-13
File
Logs
Chip
Release date
1997-06-13
File
Logs
Chip
Release date
1995-11-22
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1994-07
File
Logs
Chip
Release date
1996-01
File
Logs
Image 1 of 3 (Microhouse)
Image 2 of 3 (smartestblob)
Image 3 of 3 (smartestblob)
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