| 전자부품 데이터시트 검색엔진 |
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ST5092TQFP 데이터시트(PDF) 16 Page - STMicroelectronics |
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ST5092TQFP 데이터시트(HTML) 16 Page - STMicroelectronics |
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16 / 29 page ![]() Table 12: Examples of Usual Frequency Selection (Standard frequency tone range) Description f1 value (decimal) Theoretic value (Hz) Typical value (Hz) Error % Tone 250 Hz Tone 330 Hz Tone 425 Hz Tone 440 Hz Tone 800 Hz Tone 1330 Hz 32 42 54 56 102 170 250 330 425 440 800 1330 250 328.2 421.9 437.5 796.9 1328.1 .00 –.56 –.73 –.56 –.39 –.14 DTMF 697 Hz DTMF 770 Hz DTMF 852 Hz DTMF 941 Hz DTMF 1209 Hz DTMF 1336 Hz DTMF 1477 Hz DTMF 1633 Hz 89 99 109 120 155 171 189 209 697 770 852 941 1209 1336 1477 1633 695.3 773.4 851.6 937.5 1210.9 1335.9 1476.6 1632.8 –.24 +.44 –.05 –.37 +.16 –.01 .00 .00 SOL LA SI DO RE MI flat MI FA FA sharp SOL SOL sharp LA SI DO RE MI 50 56 63 67 75 80 84 89 95 100 106 113 126 134 150 169 392 440 494 523.25 587.33 622.25 659.25 698.5 740 784 830.6 880 987.8 1046.5 1174.66 1318.5 390.6 437.5 492.2 523.5 586.0 625.0 656.3 695.3 742.2 781.3 828.2 882.9 984.4 1046.9 1171.9 1320.4 –.30 –.56 –.34 +.04 –.23 +.45 –.45 –.45 +.30 –.34 –.29 +.33 –.34 +.04 –.23 +.14 ST5092 16/29 |
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