Part Number | 74C922 |
Manufacturer | Fairchild Semiconductor |
Title | 16-Key Encoder 20-Key Encoder |
Description | The MM74C922 and MM74C923 CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be im... |
Features |
s 50 kΩ maximum switch on resistance s On or off chip clock s On-chip row pull-up devices s 2 key roll-over s Keybounce elimination with single capacitor s Last key register at outputs s 3-STATE output LPTTL compatible s Wide supply range: 3V to 15V ...
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Datasheet | 74C922 Datasheet |