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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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TC9488N 데이터시트(PDF) 9 Page - Toshiba Semiconductor |
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TC9488N 데이터시트(HTML) 9 Page - Toshiba Semiconductor |
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9 / 14 page  TC9455,88F/N 2002-02-05 9 AC Characteristics Microphone amps and volumes Characteristics Symbol Test Circuit Test Condition Min Typ. Max Unit Microphone amp gain MICG ― Input 1-kHz sine wave, −50dBV, MCO pin measured. 47.5 49.5 51.5 dBV MCO Output at ALC Operation VM ― Input 1-kHz sine wave, −25dBV. −0.8 1.7 3.2 dBV Maximum Input at No ALC Operation VL ― Input 1-kHz sine wave. ― −47.5 ― dBV Maximum Input 1 at ALC Operation VA1 ― Input 1-kHz sine wave. MCO output clip limit vale at max volume ― −4.0 ― dBV Maximum Input 2 at ALC Operation VA2 ― Input 1-kHz sine wave. MCO output clip limit value at microphone amp output point ― 6.5 ― dBV POOUT output noise 1 NO1 ― VOL1~3: min ― −90 −85 dBV POOUT output noise 2 NO2 ― VOL1: max, VOL2: min, VOL3: min ― −63 −58 dBV POOUT output noise 3 NO3 ― VOL1: min, VOL2: max, VOL3: min ― −64 −59 dBV POOUT output noise 4 NO4 ― VOL1: min, VOL2: min, VOL3: max ― −65 −54 dBV POOUT output noise 5 NO5 ― VOL1: max, VOL2: max, VOL3: min ― −60 −54 dBV POOUT output noise 6 NO6 ― VOL1: max, VOL2: min, VOL3: min ― −62 −54 dBV POOUT output noise 7 NO7 ― VOL1: min, VOL2: max, VOL3: max ― −62 −54 dBV POOUT output noise 8 NO8 ― VOL1~3: max ― −59 −52 dBV Volume 1, 2 attenuation ATT1 ― Ratio with one level higher (excluding the minimum level) ― −2.0 ― dB Volume 3 attenuation ATT2 ― Ratio with one level higher (excluding the minimum level) ― −1.0 ― dB C = 47 µF (Note 3) ― 120 ― Attack time TATK ― 1 kHz Sine wave input, −20dBV → −10dBV C = 0.47 µF (Note 3) ― 10 ― ms C = 47 µF (Note 3) ― 1.6 ― Release time TRLS ― 1 kHz Sine wave input, −10dBV → −20dBV C = 0.47 µF (Note 3) ― 0.15 ― s Note 3: External capacitor of ALC pin Microcontroller interface (when VOLST = “H”) Characteristics Symbol Test Circuit Test Condition Min Typ. Max Unit Interface setup time tIFS ― (Note 4) 0.25 ― ― µs Shift clock “L” duration tL ― 0.25 ― ― µs Shift clock “H” duration tH ― 0.25 ― ― µs Data setup time tDS ― 0.25 ― ― µs Data hold time tDH ― 0.25 ― ― µs Interface hold time tIFH ― (Note 4) 1.0 ― ― µs CS “H” duration tCSH ― (Note 4) 0.25 ― ― µs Note 4: With TC9488F and TC9488N |
유사한 부품 번호 - TC9488N |
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유사한 설명 - TC9488N |
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