No | Part number | Description ( Function ) | Manufacturers | |
2 | KA2425A | SPEECH NETWORK WITH DIALER INTERFACE KA2425A INTRODUCTION SPEECH NETWORK WITH DIALER INTERFACE The KA2425A is telephone speech network integrated circuit which includes transmit amp, receive amp, side tone amp, DC loop interface function, DTMF input, voltage regulator for speech, a regulated output voltage for a dialer, and equalization circuit . 8-DIP-300A FEATURES • Low voltage operation (1.5v : speech) � |
Samsung |
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1 | KA2425AD | SPEECH NETWORK WITH DIALER INTERFACE KA2425A INTRODUCTION SPEECH NETWORK WITH DIALER INTERFACE The KA2425A is telephone speech network integrated circuit which includes transmit amp, receive amp, side tone amp, DC loop interface function, DTMF input, voltage regulator for speech, a regulated output voltage for a dialer, and equalization circuit . 8-DIP-300A FEATURES • Low voltage operation (1.5v : speech) � |
Samsung |
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 |
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LM317 | This is a popular adjustable voltage regulator. |
ON Semiconductor |
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6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |