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TS4604 Folha de dados(PDF) 7 Page - STMicroelectronics |
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TS4604 Folha de dados(HTML) 7 Page - STMicroelectronics |
7 / 31 page TS4604 Electrical characteristics Doc ID 17913 Rev 1 7/31 Table 5. Headset driver part: VCC = +3.3 V, GND = 0 V, ENHP = VCC, ENLD = GND, CPhp = CPld = 1 µF, Av = 1 (R1 = R2 = 10 kΩ), Tamb = 25°C (unless otherwise specified) Symbol Parameters and test conditions Min. Typ. Max. Unit Icc Supply current (no input signal, no load) 5 6.5 mA IENHP Headset overall standby current (no input signal): VENHP = GND VENHP = 38% VCC 1 5 100 µA Vio Input offset voltage -7 0 7 mV Po Headphone output power: THD + N = 1% max, f = 1 kHz, BW = 22 kHz, RL = 16 Ω 45 65 mW Po Headphone output power: THD + N = 1% max, f = 1 kHz, BW = 22 kHz, RL = 32 Ω 30 45 mW THD + N Total harmonic distortion + noise: RL = 16 Ω, Po = 60 mW, f = 20 Hz to 20 kHz, BW = 22 kHz 0.05 % PSRR Headphone power supply rejection ratio with AC inputs grounded: f = 217 Hz,Vripple = 200 mVpp 90 dB tWU Total wake-up time 30 ms tSTBY Standby time 20 µs Xtalk Crosstalk headphone to line: Pout = 50 mW, RL = 16 Ω, f = 20 Hz to 20 kHz -100 dB SNR Signal-to-noise ratio (A-weighting): RL = 16 Ω, Po = 60 mW 102 dB CMRR Common-mode rejection ratio: f = 20 Hz to 20 kHz, Vic = 200 mVpp -70 dB VN Output voltage noise: f = 20 Hz to 20 kHz, A-weighted 7.6 µVRMS CL(1) Capacitive load: RL = 16 Ω to 100 Ω RL > 100 Ω 400 100 pF 1. Higher capacitive loads are possible by adding a serial resistor of 47 Ωin the line driver output. |
Nº de peça semelhante - TS4604 |
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Descrição semelhante - TS4604 |
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