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TS4657 数据表(PDF) 7 Page - STMicroelectronics |
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TS4657 数据表(HTML) 7 Page - STMicroelectronics |
7 / 26 page TS4657 Electrical characteristics 7/26 3.3 DAC and output stage performances Table 5. VCC = 3.0 V to Vcc = 5.5 V, Rload = 10 kΩ Cload = 100 pF, T = 25° C (unless otherwise specified) Symbol Parameter Min. Typ. Max. Unit Operating conditions - Audio data input format 16 24 bits Fs Sampling frequency 32 48 kHz RL Load resistor 5 10 k Ω CL Load capacitance 100 150 pF Digital input characteristics VIL Low-level input voltage 0.8 V VIH High-level input voltage 2 V Dynamic parameters VoutRMS Full-scale output voltage swing Vin at 0 dBFS; RL ≥ R Lmin; CL=100 pF 2.1 2.2 Vrms Table 6. VCC = 3.3 V, Rload = 10 kΩ Cload = 100 pF, T = 25° C (unless otherwise specified) Symbol Parameter Min. Typ. Max. Unit Dynamic parameters DR Dynamic range. A-weighted 16-bit data; Vin at -60 dBFS, FS =48kHz, Fin = 1 kHz 88 93 dB SNR Signal-to-noise ratio, FS =48 kHz, Fin = 1 kHz, referred to output Vin at -6 dBFS; A-weighted, 18-bit data input Vin at -6 dBFS; unweighted, 18-bit data input Vin at 0 dBFS; A-weighted, 16-bit data input 89 87 87 94.5 92.5 93 dB THD+N Total harmonic distortion and noise. Fin = 1 kHz Vin at -20 dBFS, 18-bit data input Vin at -6 dBFS, 18-bit data input Vin at 0 dBFS, 16-bit data input 74 72 82 81 dB PSRR Power supply rejection ratio, Vripple = 200 mVpp F= 217 Hz F= 1 kHz 20 Hz < F < 20 kHz 80 71 46 dB LRiso Channel separation. 1 kHz, Vin at 0 dBFS 100 dB Voo Output offset voltage -20 20 mV Gain channel balance -0.2 0.01 0.2 dB twu Wake-up time 4.5 ms |
类似零件编号 - TS4657 |
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类似说明 - TS4657 |
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