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TDA7513T 数据表(PDF) 19 Page - STMicroelectronics |
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TDA7513T 数据表(HTML) 19 Page - STMicroelectronics |
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19 / 84 page ![]() TDA7513T Electrical characteristcs 19/84 2.3 Oscillators (VCC = 8V; Tamb =25°C) Table 22. VCO Symbol Parameter Test condition Min Typ Max Unit Vvco Oscillation level Tuning Voltage = 4V 106 108 dB μV C/N Carrier to Noise ratio Δf = 1kHz 85 dBc/H z Table 23. XTAL Symbol Parameter Test condition Min Typ Max Unit Vxtal Oscillation level @ XTAL gate 131 dB μV FXTAL Adjustment frequency range min referred to 10.25 MHz centered condition -4 kHz max +4 kHz step 238 Hz Table 24. Audio processor (VS = 8V; Tamb = 25°C; RL = 10k Ω; all gains = 0dB; f = 1kHz; unless otherwise specified) Symbol Parameter Test condition Min. Typ. Max. Unit Input gain GIN MIN Min. Input Gain -1 0 1 dB GIN MAX Max. Input Gain 13 15 17 dB GSTEP Step Resolution 0.5 1 1.5 dB Quasi differential stereo input 1&2 Rin Input Resistance Any input pin to gnd 70 100 130 k Ω CMRR Common Mode Rejection Ratio VCM = 1VRMS @ 1kHz 45 70 dB VCM = 1VRMS @ 10kHz 45 60 dB Volume control GMAX Max Gain 13 15 17 dB ASTEP Step Resolution 0.5 1 1.5 dB EA Attenuation Set Error G = -20 to 20dB -1.25 0 1.25 dB G = -60 to 20dB -4 0 3 dB ET Tracking Error 2 dB VDC DC Steps Adjacent Attenuation Steps mV From 0dB to GMIN mV SOft mute/AFS AMUTE Mute Attenuation 80 100 dB |
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