| Manufacturer | Part Number | Description |
|---|---|---|
Fairchild (now onsemi) |
74C923 | 16-Key Encoder 20-Key Encoder |
National Semiconductor (now Texas Instruments) |
74C923 | 16/ 20-Key Encoder |
Fairchild (now onsemi) |
MM74C923 | 20-Key Encoder |
NTE Electronics (defunct) |
NTE74C923 | CMOS Key Encoders |
National |
MM74C923 | 16 / 20-Key Encoder |
|
Fairchild (now onsemi) |
M74C923 | MM74C923 |
