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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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WM8739LEDS 数据表(PDF) 8 Page - Wolfson Microelectronics plc |
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WM8739LEDS 数据表(HTML) 8 Page - Wolfson Microelectronics plc |
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8 / 35 page  WM8739 / WM8739L Advanced Information AI Rev 2.2 September 2001 8 Test Conditions AVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 3.3V, DGND = 0V, TA = +25 oC, Slave Mode, fs = 48kHz, XTI/MCLK = 256fs unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Audio Data Input Timing Information ADCLRC propagation delay from BCLK falling edge tDL 010 ns ADCDAT propagation delay from BCLK falling edge tDDA 010 ns BCLK ADCDAT ADCLRC WM8739 ADC DSP ENCODER Figure 4 Slave Mode Connection BCLK ADCLRC t BCH t BCL t BCY ADCDAT t LRSU t LRH t DD Figure 5 Digital Audio Data Timing – Slave Mode Test Conditions AVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 3.3V, DGND = 0V, TA = +25 oC, Slave Mode, fs = 48kHz, XTI/MCLK = 256fs unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Audio Data Input Timing Information BCLK cycle time tBCY 50 ns BCLK pulse width high tBCH 20 ns BCLK pulse width low tBCL 20 ns ADCLRC set-up time to BCLK rising edge tLRSU 10 ns ADCLRC hold time from BCLK rising edge tLRH 10 ns ADCDAT propagation delay from BCLK falling edge tDD 010 ns |
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