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TS4994IQT Folha de dados(PDF) 6 Page - STMicroelectronics |
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TS4994IQT Folha de dados(HTML) 6 Page - STMicroelectronics |
6 / 31 page TS4994 Electrical Characteristics 6/31 Table 5. Electrical Characteristics - VCC = +2.6V, GND = 0V, Tamb = 25°C (unless otherwise specified) Symbol Parameter Min. Typ. Max. Unit ICC Supply Current No input signal, no load 37 mA ISTANDBY Standby Current No input signal, Vstdby = VSM = GND, RL = 8Ω No input signal, Vstdby = VSM = VCC, RL = 8Ω 10 1000 nA Voo Differential Output Offset Voltage No input signal, RL = 8 Ω 0.1 10 mV VICM Input Common Mode Voltage CMRR ≤ -60dB 0.6 VCC- 0.9 V Po Output Power THD = 1% Max, F= 1kHz, RL = 8 Ω 200 250 mW THD + N Total Harmonic Distortion + Noise Po = 225mW rms, Av = 1, 20Hz ≤ F ≤ 20kHz, RL = 8Ω 0.5 % PSRRIG Power Supply Rejection Ratio with Inputs Grounded1 F = 217Hz, R = 8 Ω, Av = 1, Cin = 4.7µF, Cb =1µF Vripple = 200mVPP 100 dB CMRR Common Mode Rejection Ratio F = 217Hz, RL = 8 Ω, Av = 1, Cin = 4.7µF, Cb =1µF Vic = 200mVPP 90 dB SNR Signal-to-Noise Ratio (A Weighted Filter, Av = 2.5) (RL = 8Ω, THD +N < 0.7%, 20Hz ≤ F ≤ 20kHz) 100 dB GBP Gain Bandwidth Product RL = 8Ω 2MHz VN Output Voltage Noise, 20Hz ≤ F ≤ 20kHz, RL = 8Ω Unweighted, Av = 1 A weighted, Av = 1 Unweighted, Av = 2.5 A weighted, Av = 2.5 Unweighted, Av = 7.5 A weighted, Av = 7.5 Unweighted, Standby A weighted, Standby 6 5.5 12 10.5 33 28 1.5 1 µVRMS TWU Wake-Up Time2 Cb =1µF 15 ms 1) Dynamic measurements - 20*log(rms(Vout)/rms (Vripple)). Vripple is the super-imposed sinus signal relative to Vcc. 2) Transition time from standby mode to fully operational amplifier. |
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