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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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WM9712CLGEFL/V датащи(PDF) 5 Page - Wolfson Microelectronics plc |
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WM9712CLGEFL/V датащи(HTML) 5 Page - Wolfson Microelectronics plc |
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5 / 78 page  Production Data WM9712L w PD, Rev 4.6, November 2011 5 PIN DESCRIPTION PIN NAME TYPE DESCRIPTION 1 DBVDD Supply Digital I/O Buffer Supply 2 XTLIN Digital Input Clock Crystal Connection 1 / External Clock Input 3 XTLOUT Digital Output Clock Crystal Connection 2 4 DGND1 Supply Digital Ground (return path for both DCVDD and DBVDD) 5 SDATAOUT Digital Input Serial Data Output from Controller / Input to WM9712L 6 BITCLK Digital Output Serial Interface Clock Output to Controller 7 DGND2 Supply Digital Ground (return path for both DCVDD and DBVDD) 8 SDATAIN Digital Output Serial Data Input to Controller / Output from WM9712L 9 DCVDD Supply Digital Core Supply 10 SYNC Digital Input Serial Interface Synchronisation Pulse from Controller 11 RESETB Digital Input Reset (asynchronous, active Low, resets all registers to their default) 12 WIPER / AUX4 Analogue Input Top Sheet Connection for 5-wire Touchpanels / Auxiliary ADC Input 13 TPVDD Supply Touchpanel Driver Supply 14 X+/BR Analogue Input Touchpanel Connection: X+ (Right) for 4-wire / bottom right for 5-wire 15 Y+/TR Analogue Input Touchpanel Connection: Y+ (Top) for 4-wire / top right for 5-wire 16 X-/TL Analogue Input Touchpanel Connection: X- (Left) for 4-wire / top left for 5-wire 17 Y-/BL Analogue Input Touchpanel Connection: Y- (Bottom) for 4-wire / bottom left for 5-wire 18 TPGND Supply Touchpanel Driver Ground 19 PCBEEP Analogue Input Line Input to analogue audio mixers, typically used for beeps 20 PHONE Analogue Input Phone Input (RX) 21 MIC1 Analogue Input Left Microphone or Microphone 1 Input 22 MIC2 Analogue Input Right Microphone or Microphone 2 Input 23 LINEINL Analogue Input Left Line Input 24 LINEINR Analogue Input Right Line Input 25 AVDD Supply Analogue Supply (feeds audio DACs, ADCs, PGAs, mic boost, mixers) 26 AGND Supply Analogue Ground 27 VREF Analogue Output Internal Reference Voltage (buffered CAP2) 28 MICBIAS Analogue Output Bias Voltage for Microphones (buffered CAP2 1.8) 29 COMP1 / AUX1 Analogue Input Comparator 1 (dead battery alarm) / Auxiliary ADC Input 1 30 COMP2 / AUX2 Analogue Input Comparator 2 (low battery alarm) / Auxiliary ADC Input 2 31 BMON / AUX3 Analogue Input Battery Monitor Input / Auxiliary ADC Input 3 32 CAP2 Analogue In / Out Internal Reference Voltage (normally AVDD/2, if not overdriven) 33 MONOOUT Analogue Output Mono Output, intended for Phone TX signal 34 SPKGND Supply Speaker Ground (feeds output buffers on pins 35 and 36) 35 LOUT2 Analogue Output Left Output 2 (Speaker, Line or Headphone) 36 ROUT2 Analogue Output Right Output 2 (Speaker, Line or Headphone) 37 OUT3 Analogue Output Analogue Output 3 (from AUXDAC or headphone pseudo-ground) 38 SPKVDD Supply Speaker Supply (feeds output buffers on pins 35 and 36) 39 HPOUTL Analogue Output Headphone Left Output 40 HPGND Supply Headphone Ground (feeds output buffers on pins 37, 39, 41) 41 HPOUTR Analogue Output Headphone Right Output 42 AGND2 Supply Analogue Ground, Chip Substrate 43 HPVDD Supply Headphone Supply (feeds output buffers on pins 37, 39, 41) 44 GPIO1 Digital In / Out GPIO Pin 1 45 GPIO2 / IRQ Digital In / Out GPIO Pin 2 or IRQ (Interrupt Request) Output 46 GPIO3 / PENDOWN Digital In / Out GPIO Pin 3 or Pen Down Output 47 GPIO4 / ADA / MASK Digital In / Out GPIO Pin 4 or ADA (ADC Data Available) Output or Mask input (On reset, pin level configures device power up status. See Applications section for external components configuration) 48 GPIO5 / SPDIF_OUT Digital In / Out GPIO Pin 5 or SPDIF Digital Audio Output Note : It is recommended that the QFN ground paddle should be connected to analogue ground on the application PCB. |
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