| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | 54155 | Dual 2-Line to 4-Line Decoders/Demultiplexers DM54155 DM74155 Dual 2-Line to 4-Line Decoders Demultiplexers February 1993 DM54155 DM74155 Dual 2-Line to 4-Line Decoders Demultiplexers General Description These TTL circuits feature dual 1-line-to-4-line demultiplexers with individual strobes and common binary-address inputs in a single 16-pin package When both sections are enabled by the strobes the common address inputs |
 National Semiconductor |
|
| 1 | 54155 | Dual 2-Line To 4-Line Decoders/Demultiplexers |
 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 |
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