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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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WM8776 데이터시트(PDF) 4 Page - Wolfson Microelectronics plc |
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WM8776 데이터시트(HTML) 4 Page - Wolfson Microelectronics plc |
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4 / 55 page  WM8776 Product Preview w PP Rev 1.91 June 2004 4 PIN DESCRIPTION PIN NAME TYPE DESCRIPTION 1 AIN2L Analogue Input Channel 2 left input multiplexor virtual ground 2 AIN1R Analogue Input Channel 1 right input multiplexor virtual ground 3 AIN1L Analogue Input Channel 1 left input multiplexor virtual ground 4 DACBCLK Digital input/output DAC audio interface bit clock 5 DACMCLK Digital input Master DAC clock; 256, 384, 512 or 768fs (fs = word clock frequency) 6 DIN Digital Input DAC data input 7 DACLRC Digital input/output DAC left/right word clock 8 ZFLAGR Open Drain output DAC Right Zero Flag output (external pull-up resistor required) 9 ZFLAGL Open Drain output DAC Left Zero Flag output (external pull-up resistor required) 10 ADCBCLK Digital input/output ADC audio interface bit clock 11 ADCMCLK Digital input ADC audio interface master clock 12 DOUT Digital output ADC data output 13 ADCLRC Digital input/output ADC left/right word clock 14 DGND Supply Digital negative supply 15 DVDD Supply Digital positive supply 16 MODE Digital input Control interface mode select (5V tolerant) 17 CE Digital input Serial interface Latch signal (5V tolerant) 18 DI Digital input Serial interface data (5V tolerant) 19 CL Digital input Serial interface clock (5V tolerant) 20 HPOUTL Analogue Output Headphone left channel output 21 HPGND Supply Headphone negative supply 22 HPVDD Supply Headphone positive supply 23 HPOUTR Analogue Output Headphone right channel output 24 NC Not bonded 25 NC Not bonded 26 VOUTL Analogue output DAC channel left output 27 VOUTR Analogue output DAC channel right output 28 VMIDDAC Analogue output DAC midrail decoupling pin ; 10uF external decoupling 29 DACREFN Analogue input DAC negative reference input 30 DACREFP Analogue input DAC positive reference input 31 AUXR Analogue input DAC mixer right channel input 32 AUXL Analogue input DAC mixer left channel input 33 VMIDADC Analogue Output ADC midrail divider decoupling pin; 10uF external decoupling 34 ADCREFGND Supply ADC negative supply and substrate connection 35 ADCREFP Analogue Output ADC positive reference decoupling pin; 10uF external decoupling 36 AVDD Supply Analogue positive supply 37 AGND Supply Analogue negative supply and subVstrate connection 38 AINVGR Analogue Input Right channel multiplexor virtual ground 39 AINOPR Analogue Output Right channel multiplexor output 40 AINVGL Analogue Input Left channel multiplexor virtual ground 41 AINOPL Analogue Output Left channel multiplexor output 42 AIN5R Analogue Input Channel 5 right input multiplexor virtual ground 43 AIN5L Analogue Input Channel 5 left input multiplexor virtual ground 44 AIN4R Analogue Input Channel 4 right input multiplexor virtual ground 45 AIN4L Analogue Input Channel 4 left input multiplexor virtual ground 46 AIN3R Analogue Input Channel 3 right input multiplexor virtual ground 47 AIN3L Analogue Input Channel 3 left input multiplexor virtual ground 48 AIN2R Analogue Input Channel 2 right input multiplexor virtual ground Note : Digital input pins have Schmitt trigger input buffers and pins 16, 17, 18 and 19 are 5V tolerant. |
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