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TS4994IQT Datasheet(PDF) 7 Page - Texas Instruments |
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TS4994IQT Datasheet(HTML) 7 Page - Texas Instruments |
7 / 35 page TS4994 Electrical characteristics 7/35 Table 4. Electrical characteristics for VCC = +3.3V (all electrical values are guaranteed with correlation measurements at 2.6V and 5V), GND = 0V, Tamb = 25°C (unless otherwise specified) Symbol Parameter Min. Typ. Max. Unit ICC Supply current no input signal, no load 3 7 mA ISTBY Standby current No input signal, VSTBY = VSM = GND, RL = 8Ω No input signal, VSTBY = VSM = VCC, RL = 8Ω 10 1000 nA Voo Differential output offset voltage No input signal, RL = 8Ω 0.1 10 mV VICM Input common mode voltage CMRR ≤ -60dB 0.6 VCC -0.9 V Pout Output power THD = 1% max, F= 1kHz, RL = 8Ω 300 380 mW THD + N Total harmonic distortion + noise Pout = 300mW rms, AV = 1, 20Hz ≤ F ≤ 20kHz, RL = 8Ω 0.5 % PSRRIG Power supply rejection ratio with inputs grounded(1) F = 217Hz, R = 8 Ω, AV = 1, Cin = 4.7μF, Cb =1μF Vripple = 200mVPP 100 dB CMRR Common mode rejection ratio F = 217Hz, RL = 8Ω, 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 time(2) 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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