Datenblatt-Suchmaschine für elektronische Bauteile |
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TS4998IQT Datenblatt(PDF) 6 Page - STMicroelectronics |
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TS4998IQT Datenblatt(HTML) 6 Page - STMicroelectronics |
6 / 33 page Electrical characteristics TS4998 6/33 Table 5. VCC = +3.3V, GND = 0V, Tamb = 25°C (unless otherwise specified) Symbol Parameter Min. Typ. Max. Unit ICC Supply current No input signal, no load, left and right channel active 6.6 8.6 mA ISTBY Standby current (1) No input signal, VSTBYL = GND, VSTBYR = GND, RL = 8Ω 10 2000 nA Voo Output offset voltage No input signal, RL = 8Ω 135 mV Po Output power THD = 1% max, F = 1kHz, RL = 8Ω 370 460 mW THD + N Total harmonic distortion + noise Po = 300mWrms, G = 6dB, RL = 8Ω, 20Hz ≤ F ≤ 20kHz 0.5 % PSRR Power supply rejection ratio(2), inputs grounded RL = 8Ω, G = 6dB, Cb = 1µF, Vripple = 200mVpp F = 217Hz F = 1kHz 80 75 dB CMRR Common mode rejection ratio(3) RL = 8Ω, G = 6dB, Cb = 1µF, Vincm = 200mVpp F = 217Hz F = 1kHz 57 57 dB SNR Signal-to-noise ratio A-weighted, G = 6dB, Cb = 1µF, RL = 8Ω (THD + N ≤ 0.5%, 20Hz < F < 20kHz) 104 dB Crosstalk Channel separation, RL = 8Ω, G = 6dB F = 1kHz F = 20Hz to 20kHz 105 80 dB VN Output voltage noise, F = 20Hz to 20kHz, RL = 8Ω, G=6dB Cb = 1µF Unweighted A-weighted 15 10 µVrms Gain Gain value (RIN in kΩ) V/V tWU Wake-up time (Cb = 1µF) 47 ms tSTBY Standby time (Cb = 1µF) 10 µs ΦM Phase margin at unity gain RL = 8Ω, CL = 500pF 65 Degrees GM Gain margin, RL = 8Ω, CL = 500pF 15 dB GBP Gain bandwidth product, RL = 8Ω 1.5 MHz 1. Standby mode is active when VSTBY is tied to GND. 2. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the sinusoidal signal superimposed upon VCC. 3. Dynamic measurements - 20*log(rms(Vout)/rms(Vincm)). 40k Ω R IN ---------------- 50k Ω R IN ---------------- 60k Ω R IN ---------------- |
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