No | Part number | Description ( Function ) | Manufacturers | |
2 | CD22204 | 5V Low Power Subscriber DTMF Receiver CD22204 Data Sheet February 1999 File Number 1696.4 5V Low Power Subscriber DTMF Receiver The CD22204 complete dual tone multiple frequency (DTMF) receiver detects a selectable group of 12 or 16 standard digits. No front-end pre-filtering is needed. The only externally required components are an inexpensive 3.579545MHz TV ‘‘colorburst’’ crystal (for frequency reference |
Intersil Corporation |
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1 | CD22204E | 5V Low Power Subscriber DTMF Receiver CD22204 Data Sheet February 1999 File Number 1696.4 5V Low Power Subscriber DTMF Receiver The CD22204 complete dual tone multiple frequency (DTMF) receiver detects a selectable group of 12 or 16 standard digits. No front-end pre-filtering is needed. The only externally required components are an inexpensive 3.579545MHz TV ‘‘colorburst’’ crystal (for frequency reference |
Intersil Corporation |
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 |