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TDA7345D Datasheet(PDF) 4 Page - STMicroelectronics |
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TDA7345D Datasheet(HTML) 4 Page - STMicroelectronics |
4 / 18 page ELECTRICAL CHARACTERISTICS (refer to the test circuit Tamb =25 °C, VS = 9V, RL = 10KΩ, RG = 600 Ω, all controls flat (G = 0),Effect Ctrl = -6dB, MODE = OFF; f = 1KHz unless otherwise specified) Symbol Parameter Test Condition Min. Typ. Max. Unit SUPPLY VS Supply Voltage 7 9 10.5 V IS Supply Current 20 25 35 mA SVR Ripple Rejection LCH /RCH out, Mode = OFF 60 80 dB INPUT STAGE RII Input Resistance 35 50 65 K Ω VCL Clipping Level THD = 0.3%; Lin or Rin 2 2.5 Vrms THD = 0.3%; Rin + Lin (2) 3.0 Vrms CRANGE Control Range 19.68 dB AVMIN Min. Attenuation -1 0 1 dB AVMAX Max. Attenuation 18.68 19.68 20.68 dB ASTEP Step Resolution 0.11 0.31 0.51 dB VDC DC Steps adjacent att. step -3 0 3 mV VOLUME CONTROL CRANGE Control Range 70 75 dB AVMIN Min. Attenuation -1 0 1 dB AVMAX Max. Attenuation 70 75 dB ASTEP Step Resolution Av = 0 to -40dB 0.5 1.25 1.75 dB EA Attenuation Set Error Av = 0 to -20dB Av = -20 to -60dB -1.5 -3 0 1.5 2 dB dB ET Tracking Error 2dB VDC DC Steps adjacent attenuation steps -3 0 3 mV BASS CONTROL (1) Gb Control Range Max. Boost/cut +11.5 +14.0 +16.0 dB BSTEP Step Resolution 1 2 3 dB RB Internal Feedback Resistance 32 44 56 K Ω TREBLE CONTROL (1) Gt Control Range Max. Boost/cut +13 +14 +15 dB TSTEP Step Resolution 1 2 3 dB EFFECT CONTROL CRANGE Control Range - 21 - 6 dB SSTEP Step Resolution 0.5 1 1.5 dB TDA7345 4/18 |
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