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CS47L85 Datasheet(PDF) 358 Page - Cirrus Logic |
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CS47L85 Datasheet(HTML) 358 Page - Cirrus Logic |
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358 / 370 page  CS47L85 358 Rev 4.3 RECOMMENDED EXTERNAL COMPONENTS DIAGRAM CS47L85 IN2ALP IN2ALN/DMICCLK2 IN2ARP IN2ARN/DMICDAT2 1 F Analogue and Digital Inputs GPIO GPIO3 GPIO4 MCLK1 MCLK2 Master Clocks Audio Interface 1 Audio Interface 2 Audio Interface 3 LDOENA LDO Control RESET Reset Control IN3LP DMICCLK4 IN3RN/DMICDAT3 IN3RP IN3LN/DMICCLK3 DMICDAT4 1 F DMIC CLK DAT CLK DAT VDD CHAN MICBIAS4 DMIC GND VDD CHAN GND MICBIAS3 MICBIAS2 MICBIAS4 MICVDD Bias / Supplies for Microphones and External Accessory Detection Differential Microphone connection Single-ended Line connection Stereo Digital Microphone connection 4.7 F GPIO1 GPIO2 IRQ Interrupt Output SLIMDAT SLIMCLK SLIMbus Interface Digital Speaker (PDM) interface SPKCLK1 SPKDAT1 SPKCLK2 SPKDAT2 GPSWP GPSWN Audio Interface 4 MICBIAS1 Control Interface 1 MIF1SCLK MIF1SDA MIF2SCLK MIF3SCLK MIF3SDA MIF2SDA Accessory Control Master I2C Interfaces DMICCLK6 DMICDAT5 DMICDAT6 DMICCLK5 IN1ALP IN1RN/DMICDAT1 IN1RP IN1ALN/DMICCLK1 1 F MICDET1/HPOUT1FB2 1 F 2.2k 2.2k MICBIAS1 IN1BN IN1BP IN2BLP IN2BR IN2BLN CP1C1A CP1C1B 2.2 F GPIO7 GPIO8 GPIO5 GPIO6 CS47L85 supports up to 40 GPIO pins. Only the dedicated GPIO pins are shown. CIF3MISO CIF3MOSI Control Interface 3 Control Interface 2 VREFC 2.2 F CIF1MISO CIF1SS CIF1SCLK CIF1MOSI CIF3SS CIF3SCLK CIF2SDA CIF2SCLK CP2CA CP2VOUT CP2CB 470nF 4.7 F CP1C2A CP1VOUT2N CP1VOUT2P CP1C2B 2.2 F 4.7 F 4.7 F CP1VOUT1N CP1VOUT1P 4.7 F 4.7 F 2 x 4.7 F 4.2V SPKVDDL SPKVDDR SPKOUTLN SPKOUTRP SPKOUTRN SPKOUTLP Loudspeaker Loudspeaker HPOUT1R HPOUT1FB1/MICDET2 HPOUT1L Headphone Note: HPOUT1FB ground connection close to headset jack HPDETL HPDETR JACKDET1 Jack Detect inputs HPOUT3R HPOUT3FB HPOUT3L HPOUT2R HPOUT2FB HPOUT2L Line Output Note: HPOUT2FB ground connection close to headset jack Earpiece Speaker Outputs HPOUT1, HPOUT2 and HPOUT3 can be configured as Stereo pairs or Differential Mono. JACKDET2 Note: 4 x DCVDD/FLLVDD decoupling capacitors are recommended; one close to each pin LDOVDD CPVDD1 DBVDD1 DBVDD2 DBVDD3 2 x 1.0 F AVDD1 AVDD2 5 x 0.1 F DBVDD4 4.7 F 1.8V CPVDD2 1.2V 4.7 F 500k TRST AIF1LRCLK AIF2RXDAT AIF2LRCLK AIF2BCLK AIF2TXDAT AIF3RXDAT AIF3LRCLK AIF3BCLK AIF3TXDAT AIF4RXDAT AIF4LRCLK AIF4BCLK AIF4TXDAT AIF1RXDAT AIF1BCLK AIF1TXDAT LDOVOUT DCVDD FLLVDD 4 x 1.0 F DCVDD DCVDD 4.7 |
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