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AS3415 датащи(PDF) 85 Page - ams AG |
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AS3415 датащи(HTML) 85 Page - ams AG |
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85 / 102 page ![]() ams Datasheet, Confidential: 2014-Jun-13 [v1-30] AS3415/AS3435 – 85 Ap pl ication I n f o rmation Figure 106: AS3415 Hybrid Application Example AS3435 Hybrid Example: This application example shows two AS3435 in hybrid configuration with activated music bypass mode in off mode. GND D1 LED Vpos Vpos U2 Power LED Battery Socket C3 10uF GND Vpos C2 1uF C1 10uF GND GND BPR_LEFT AGND C10 10uF AGND GND T1 AGND AGND Exposed Pad QLINL 2 LINL 3 TRSDA 4 TRSCL 5 LINR 6 ANC/CSDA 8 QLINR 7 MODE/CSCL 9 IOP2R 19 QOP2R 20 BPL 21 HPL 22 MIXL 23 MIXR 24 BPR 26 VBAT 27 AGND 1 HPR 25 AS3435 U1 AS3435 Vneg Vneg 3 1 2 L R GND U3 Line Input AGND R5 150R R6 150R AGND AGND C4 470nF C5 470nF R2 10k R1 10k R3 10k R4 10k Feedback Filter R10 2k2 R11 2k2 AGND C8 10uF R9 2k2 AGND AGND C9 10uF R8 2k2 AGND Speaker Left Feed Forward MIC Feedback MIC AGND ab S2 On/Off Switch R14 10k Vpos GND R13 10k S4 Monitor Mode GND S3 Push Button Control R12 10k Vpos Slide Switch Control Push Button Control J1 Control Mode Selection CAUTION: Note that only one operation mode is possible. Either slide switch control or push button control. It is not possible to operate both modes in parallel. a b S1 ANC Control Vpos R7 10k Position a: ANC enabled Position b: ANC disabled ANC Control Music Bypass in OFF mode Net Tie Grounds Analog and digital ground should be connected together close to the negative battery terminal. LED is on during normal operation. In case of a low battery condition the LED starts flashing. GND C3 10uF GND Vpos C2 1uF C1 10uF GND GND BPR_RIGHT C10 10uF AGND AGND Exposed Pad QLINL 2 LINL 3 TRSDA 4 TRSCL 5 LINR 6 ANC/CSDA 8 QLINR 7 MODE/CSCL 9 IOP2R 19 QOP2R 20 BPL 21 HPL 22 MIXL 23 MIXR 24 BPR 26 VBAT 27 AGND 1 HPR 25 AS3435 U1 AS3435 Vneg Vneg Feedforward Feedback Filter R10 2k2 R11 2k2 AGND C8 10uF R9 2k2 AGND AGND C9 10uF R8 2k2 AGND Speaker Right Feed Forward MIC Feedback MIC AGND Filter Feedforward Filter AGND AGND BPR_LEFT AGND BPR_RIGHT MIXR_LEFT MIXR_LEFT MIXR_RIGHT MIXR_RIGHT ANC/CSDA ANC/CSDA MODE/CSCL ANC/CSDA MODE/CSCL MODE/CSCL |
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