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数据搜索系统，热门电子元器件搜索 |
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STA335ML 数据表(PDF) 8 Page - STMicroelectronics |
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STA335ML 数据表(HTML) 8 Page - STMicroelectronics |
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8 / 20 page  Electrical specifications STA335ML 8/20 Doc ID 17638 Rev 4 Ivcc Supply current from VCC in power-down PWRDN = 0 - 0.1 1.0 mA Supply current from VCC in operation PCM Input signal = -60 dBFs. Switching frequency = 384 kHz No LC filters - 5260mA Ivdd_dig Supply current DDX processing (reference only) Internal clock = 49.152 MHz - 5570mA ISCP Short-circuit protection Hi-Z output 4.0 4.2 - A UVL Undervoltage protection threshold -- 3.5 4.3 V tmin Output minimum pulse width No load 20 30 60 ns DR Dynamic range - - 100 - dB SNR Signal-to-noise ratio A-weighted - 100 - dB THD+N Total harmonic distortion + noise DDX stereo mode, Po = 1 W, f = 1 kHz -0.2 -% PSRR Power supply rejection ratio DDX stereo, <5 kHz Vripple = 1 V RMS Audio input = dither only -80 - dB XTALK Crosstalk DDX stereo, <5 kHz One chan. driven at 1 W other channel measured -80 - dB η Peak efficiency, DDX mode Po = 2 x 20 W into 8 Ω -90 - % Table 7. Electrical specifications for power section (continued) Symbol Parameter Conditions Min Typ Max Unit |
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