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VT82C42 Datasheet, VIA

VT82C42 Datasheet, VIA

VT82C42

datasheet Download (Size : 61.90KB)

VT82C42 Datasheet
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VT82C42 controller equivalent, keyboard controller.

VT82C42

datasheet Download (Size : 61.90KB)

VT82C42 Datasheet
5.0 · rating-5rating-5rating-5rating-5rating-5

Features and benefits

∗ Fully hardware implemented, 0.8µm CMOS Technology. ∗ Very high speed response of A20 GATE & reset. ∗ Support PS2 style mouse. ∗ Compatible with all major BIOS, includi.

Description

The internal timer counting is based on an 8Mhz clock input from X1, X2 ( or X2, with X1 connected to ground). After the deassertion of RESET#, the VT82C42 will drive high at pin P23 and pin P27. After 6 µs (6 x 8 clocks) of driving, the VT82C42 wil.

Image gallery

VT82C42 Page 1 VT82C42 Page 2 VT82C42 Page 3

TAGS

VT82C42
Keyboard
Controller
VIA

Manufacturer


VIA

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