| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | 54F169 | 4-Stage Synchronous Bidirectional Counter 54F 74F169 4-Stage Synchronous Bidirectional Counter Obsolete November 1994 54F 74F169 4-Stage Synchronous Bidirectional Counter General Description The ’F169 is a fully synchronous 4-stage up down counter The ’F169 is a modulo-16 binary counter Features a preset capability for programmable operation carry lookahead for easy cascading and a U D input to control the dire |
 National Semiconductor |
|
| 1 | 54F169 | 54F169 74F169 4-Stage Synchronous Bidirectional Counter (Rev. A) |
 Texas Instruments |
|
[1]
List of most widely used semiconductors
| Part Number | Function | Manufacturers | |
| 1N4007 | The 1N4007 is a rectification diode that is designed for high-voltage applications, typically up to 1000V. It has a maximum current rating of 1A and a forward voltage drop of around 0.7V. |
 Vishay |
|
| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
|||