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HT6542B |
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| Part Number | HT6542B |
| Manufacturer | Holtek Semiconductor Inc |
| Description | 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... |
| Features |
• • • • • • • • High reliability MOS technology 8042-type host interface 6MHz-12MHz operating frequency Communicates with keyboard directly Provides enhanced Gate A20 switching Support PS/2 compatible mouse Auto-detect AT and PS/2 motherboard Support 40 pin DIP and 44 pin PLCC packages General Description 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 8042 based keyboard... |
| Document |
 HT6542B Data Sheet
PDF 305.91KB |
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Desde 2024. D4U Semiconductor.
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