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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*)
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