Part Number | MM54C922 |
Manufacturer | National |
Title | 16 / 20-Key Encoder |
Description | These CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches The keyboard scan can be implemented by either a... |
Features |
Y Y Y Y Y Y Y Y Y
50 kX maximum switch on resistance On or off chip clock On-chip row pull-up devices 2 key roll-over Keybounce elimination with single capacitor Last key register at outputs TRI-STATE outpust LPTTL compatible Wide supply range Low p...
|
Datasheet | MM54C922 Datasheet |