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| Partname: | HT9020B |
| Description: | Call Progress Tone Detector |
| Manufacturer: | Holtek Semiconductor Inc. |
| Datasheet: | PDF (120K).
Click here to download *) |
The HT9020B call progress tone detector is a telecom peripheral for Auto-dialing system use. Switched capacitors technology is implemented into the chip to get good performance characteristics of band pass filter in the range of 305 to 640Hz call progress tone which is dual tone multi-frequency signal. |
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Click here to download HT9020B Datasheet*) |
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