Tone/Pulse Dialer

[Novatek] General Description 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 t

文件：212.77 Kbytes 页数：23 Pages

ETCList of Unclassifed Manufacturers

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Tone/Pulse Dialer

[Novatek] General Description 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 t

文件：212.77 Kbytes 页数：23 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

Tone/Pulse Dialer

[Novatek] General Description 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 t

文件：212.77 Kbytes 页数：23 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

Tone/Pulse Dialer

[Novatek] General Description 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 t

文件：212.77 Kbytes 页数：23 Pages

ETCList of Unclassifed Manufacturers

未分类制造商