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WM8716 Datasheet(PDF) 4 Page - Wolfson Microelectronics plc |
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WM8716 Datasheet(HTML) 4 Page - Wolfson Microelectronics plc |
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4 / 21 page  WM8716 Production Data WOLFSON MICROELECTRONICS LTD PD Rev 3.1 April 2001 4 TEST CONDITIONS AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25 oC, fs = 48kHz, SCKI = 256fs unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Analogue Output Levels Into 10kohm, full scale 0dB, (5V supply) 1.1 VRMS Output level Into 10kohm, full scale 0dB, (3.3V supply) 0.72 VRMS To midrail or AC coupled (5V supply) 1 kohms Minimum resistance load To midrail or AC coupled (3.3V supply) 600 ohms Maximum capacitance load 5V or 3.3V 100 pF Output DC level AVDD/2 V Gain mismatch channel to channel 0.5 2 %FSR Reference Levels Potential divider resistance AVDD to VMIDL/VMIDR and VMIDL/VMIDR to AGND 10 kohms Voltage at VMIDL/VMIDR AVSS/2 POR POR threshold 2.5V V BCKIN DIN LRCIN t BCH t BCL t BL t LB t BCY t DS t DH Figure 1 Audio Data Input Timing TEST CONDITIONS AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25 oC, fs = 48kHz, SCKI = 256fs unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Audio Data Input Timing Information BCKIN pulse cycle time tBCY 100 ns BCKIN pulse width high tBCH 50 ns BCKIN pulse width low tBCL 50 ns BCKIN rising edge to LRCIN edge tBL 30 ns LRCIN rising edge to BCKIN rising edge tLB 30 ns DIN setup time tDS 30 ns DIN hold time tDH 30 ns |
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