powerbook duo 250
The powerbook duo 250 was exactly the same as the powerbook duo 230 except it had a 4-bit active-matrix screen.
powerbook duo 250
Minimum OS: 7.1
Maximum OS: 7.6.1
Introduced: October 1993
Terminated: May 1994
Processor
CPU: Motorola MC68030
CPU Speed: 33 MHz
FPU: none
Bus Speed: 33 MHz
Register Width: 32-bit
Data Bus Width: 32-bit
Address Bus Width: 32-bit
Level 1 Cache: 256 bytes data, 256 bytes instruction
ROM: 1 MB
RAM Type: unique
Min RAM Speed: 70 ns
Onboard RAM: 4 MB
RAM slots: 1
Maximum RAM: 24 MB
Expansion Slots: modem, Dock (152-pin PDS)
Video
Screen: 9" active matrix grayscale LCD
Max Resolution: 16 bit 640x400
Storage
Hard Drive: 200 MB
Input/Output
Serial: 1 Mini DIN-8
Speaker: mono 8 bit
Microphone: mono 8 bit