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PT2258-S Datasheet(PDF) 11 Page - Princeton Technology Corp |
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PT2258-S Datasheet(HTML) 11 Page - Princeton Technology Corp |
11 / 15 page 6-Channel Electronic Volume Controller IC Preliminary PT2258 Princeton Technology Corp. Tel : 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2258 pre1.0 11 Updated July 2000 ELECTRICAL CHARACTERISTICS Symbol Parameter Condition Min. Typ. Max. Unit VDD Supply Voltage 5 9 10 V Is Supply Current 8 mA RIN Input Impedance FL,FR,CTR 27 30 35 K Ω SUB,SL,SR VCL Maximum Input Voltage Volume=0dB 2.8 3.0 Vrms THD=1% Sc Channel Separation 90 100 110 dB CRANGE Volume Control 79 dB Range AVMAX Maximum Attenuation -79 dB Astep Attenuation Step 1 dB EA Attenuation Error Volume=0~-50dB -1.0 0 +1.0 dB AMUTE Mute Attenuation A-weighting 90 95 98 dB THD Total Harmonic Volume=0dB 0.003 0.005 0.01 % Distortion Input,200mVrms Noise Output Noise A-weighting 3 5 µV S/N Signal-to-Noise Ratio 0dB=1Vrms 100 105 110 dB A-weighting Ro Output Impedance 600 900 Ω Go Output Gain -0.5 0 +0.5 dB Vomax Maximum Output FL,FR,CENTER 2.3 2.6 2.9 Vrms SUB,SL,SR THD=1% I2C BUS SECTION ELECTRICAL CHARACTERISTICS Symbol Parameter Condition Min. Typ. Max. Unit VIL Bus Low Input Level 2.4 2.5 V VIH Bus High Input Level 2.8 3.0 V TINIT Bus Initialization Cref=10µF 250 300 mS |
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