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TDA7418 数据表(PDF) 8 Page - STMicroelectronics |
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TDA7418 数据表(HTML) 8 Page - STMicroelectronics |
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8 / 29 page ![]() Electrical specification TDA7418 8/29 3 Electrical specification 3.1 Absolute maximum ratings 3.2 Electrical characteristics Table 3. Absolute maximum ratings Symbol Parameter Value Unit VS Supply voltage for VCC (1) for other pins 1. Reference level is GND . -0.4 to 10.2 -0.4 to VCC + 0.4 V Top Operating temperature range -40 to +85 °C Tstg Storage temperature -55 to +150 °C VESD ESD protection (Human Body Model) ±2000 V VESD ESD protection (Machine Model) ±200 V VESD ESD protection (Change Device Model) ±750 V Table 4. Electrical characteristics VS = 8.5V; Tamb= 25°C; RL= 10kΩ; all gains = 0dB; f = 1kHz; unless otherwise specified Symbol Parameter Test Condition Min. Typ. Max. Unit SUPPLY VS Supply voltage 8 8.5 10 V IS Supply current 18 25 32 mA INPUT SELECTOR Rin Input Resistance All single ended inputs 70 100 130 k Ω VCL Clipping level 1.8 2 VRMS SIN Input Separation 80 100 dB GIN MIN Min. Input Gain -0.5 0 0.5 dB GIN MAX Max. Input Gain 14 15 16 dB GSTEP Step Resolution 0.5 1 1.5 dB VDC DC Steps Adjacent Gain Steps -5 1 5 mV GMIN to GMAX -30 4 30 mV Voffset Remaining offset with AutoZero 0.5 mV DIFFERENTIAL STEREO INPUTS Rin Input Resistance Differential 70 100 130 k Ω CMRR Common Mode Rejection Ratio VCM=1 VRMS@ 1kHz 40 60 dB VCM=1 VRMS@ 10kHz 40 60 dB |
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