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Partname:HT6542B
Description:Keyboard controller with PS/2
Manufacturer:Holtek Semiconductor Inc.
Package:PLCC
Pins:44
Oper. temp.:0 to 70
Datasheet:PDF (305K).
Click here to download *)

The HT6542B is a keyboard controller developed by Holtek with a 4-bit microprocessor. It is pin-to-pin compatible with Intel 8042 keyboard controller used in IBM PC's. PC manufacturers need not modify any printed wiring layout when using the HT6542B in lieu of the Intel

Click here to download HT6542B Datasheet
Click here to download HT6542B Datasheet
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