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Partname: | NT91215D |
Description: | Tone/pulse dialer |
Manufacturer: | |
Package: | DIP |
Pins: | 20 |
Oper. temp.: | -20 to 70 |
Datasheet: | PDF (507K). Click here to download *) |
The NT91214/15 is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58MHz crystal or ceramic resonator. It provides a dialing pulse (DP) or dual tone multi-frequency (DTMF) dialing. A standard 4 x 4 matrix keyboard can be used to support either DP or DTMF modes. |
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![Click here to download NT91215D Datasheet](../../../pndecoder/datasheets/NVTEK/img/000032.gif) Click here to download NT91215D Datasheet*) |
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