SM8223B Overview
Connected to the telephone line through a protection circuit I Ring input. Connected to the telephone line through a protection circuit O Input-stage amplifier gain-select output. Used to adjust the gain of the input-stage amplifier.
Datasheet Details
| Part number | SM8223B |
|---|---|
| Datasheet | SM8223B-NipponPrecisionCircuitsInc.pdf |
| File Size | 133.12 KB |
| Manufacturer | Nippon Precision Circuits Inc |
| Description | NIPPON PRECISION CIRCUITS INC. FSK Decoder and DTMF Receiver IC |
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