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Liyuan single-tone earphone schematic diagram (latest)

  • 2013-09-29
  • 67.91KB
  • Points it Requires : 2

              TOH(WEP200)V1654C40 BATMONI 0.1uF32LTR ECO NO:1REVISION RECORD APPROVED: DATE:R33 470K 1%UKEYBAT+R34 680K 1% BAT+ UKEYP17UPJR1 NC UP_KEY+5VSDA TM0DDOWN DOWN_KEYBAT+ UKEY 4TH-KEYJR2 NCGNDC33 C34 0.1uF 4.7uF/10V+V18C31 0.1uFDR11 1K C32 0.1uFVREFGNDR35 1K MC43 C30 5.6nFMIC 2 1BATP06P05VADPP14AGNDR7 V18 R61K29 LX BAT+AGNDDVDDVREFTM0EN1EN0GNDAIN0Test PointM+GND RXD TXD TM0 TM12827262524232221201918171615RXD TXD TM0 TM1 TS VDD RCIN UK 4KEY UPK DOWNK BLOW SDA P13 BUK TP TN VTGND1KVBATTN LX VBATTP FB FB1 FB2 P15 TOH3003 U1 LED1 P17 GND BUP BDOWN RXD IO_DVDD TXD DVDD TS DVDDA VDDPLMICINN MICINP AVDD GND AVDD RCVOP RCVON AGND AVDDA TN TP VDDI ANT VDDP VT REG_O VDDC LED0 RCIN BUK TM1 P1……             

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