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WM8948 Datasheet(PDF) 7 Page - Wolfson Microelectronics plc |
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WM8948 Datasheet(HTML) 7 Page - Wolfson Microelectronics plc |
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7 / 189 page  Production Data WM8948 w PD, May 2011, Rev 4.1 7 PIN DESCRIPTION PIN NO NAME TYPE DESCRIPTION A1 SPKVDD Supply Supply for speaker driver A2 LDOVOUT Supply LDO output A3 LDOVDD Supply LDO supply input A4 VMIDC Analogue Output Midrail voltage decoupling capacitor A5 YN Analogue Input / Output Touch Panel (bottom) connection A6 XP Analogue Input / Output Touch Panel (right) connection B1 SPKOUTR Analogue Output Right speaker mixer output B2 SPKOUTL Analogue Output Left speaker mixer output B3 GND Supply Ground B4 XN Analogue Input / Output Touch Panel (left) connection B5 YP Analogue Input / Output Touch Panel (top) connection B6 AUX1 Analogue Input Aux input (audio or AUXADC input) C1 LINEOUTL Analogue Output Left line mixer output C2 LINEOUTR Analogue Output Right line mixer output C3 ADCDAT Digital Output ADC / Digital Microphone digital audio data C4 MICBIAS Analogue Output Microphone bias C5 AUX2 Analogue Input Aux input (audio or AUXADC input) C6 IN2L Analogue Input Left input 2 D1 VBREFR Analogue Output Video buffer current reference resistor connection D2 VBOUT Analogue Output Video buffer output D3 CS ¯¯ /GPIO2 Digital Input / Output Chip Select / GPIO2 D4 IN1L/DMICDAT Analogue Input / Digital Input Left input 1 / Digital Microphone data input D5 IN1R Analogue Input Right input 1 D6 IN2R Analogue Input Right input 2 E1 VBIN Analogue Input Video buffer input E2 BCLK Digital Input / Output Audio interface bit clock E3 LRCLK Digital Input / Output Audio interface left / right clock E4 SDOUT/GPIO4 Digital Input / Output Control interface data output / GPIO4 E5 DCVDD Supply Digital core supply E6 SDA Digital Input / Output Control interface data input / output F1 MCLK Digital Input Master clock F2 DACDAT Digital Input DAC digital audio data F3 GPIO1 Digital Input / Output GPIO1 F4 CIFMODE/GPIO3 Digital Input / Output Control interface mode select / GPIO3 F5 DBVDD Supply Digital buffer (I/O) supply F6 SCLK Digital Input Control interface clock input |
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