CS47L85 datasheet(9/370 Pages) CIRRUS

9 / 370 page

CS47L85

Rev 4.3

PIN NO

NAME

TYPE

DESCRIPTION

AIF4RXDAT/

GPIO29

Digital Input / Output

Audio interface 4 RX digital audio data / GPIO29.

GPIO output is selectable CMOS or Open Drain.

AIF4TXDAT/

GPIO27

Digital Input / Output

Audio interface 4 TX digital audio data / GPIO27.

GPIO output is selectable CMOS or Open Drain;

TXDAT output is CMOS.

AVDD1

Supply

Analogue supply

C14

AVDD2

Supply

Analogue supply

J12

CIF1MISO

Digital Output

Control interface 1 (SPI) Master In Slave Out data.

The CIFMISO is high impedance when CIF1SS

¯¯¯¯¯¯ is not asserted.

J11

CIF1MOSI

Digital Input

Control interface 1 (SPI) Master Out Slave In data

J13

CIF1SCLK

Digital Input

Control interface 1 (SPI) clock input

H11

CIF1SS

¯¯¯¯¯¯

Digital Input

Control interface 1 (SPI) Slave Select (SS)

K11

CIF2SCLK

Digital Input

Control interface 2 (I2C) clock input

K13

CIF2SDA

Digital Input / Output

Control interface 2 (I2C) data input and output.

The SDA output is Open Drain.

CIF3MISO

Digital Output

Control interface 3 (SPI) Master In Slave Out data.

The CIFMISO is high impedance when CIF3SS

¯¯¯¯¯¯ is not asserted.

CIF3MOSI

Digital Input

Control interface 3 (SPI) Master Out Slave In data

CIF3SCLK

Digital Input

Control interface 3 (SPI) clock input

CIF3SS

¯¯¯¯¯¯

Digital Input

Control interface 3 (SPI) Slave Select (SS)

CP1C1A

Analogue Output

Charge pump 1 fly-back capacitor 1 pin

CP1C1B

Analogue Output

Charge pump 1 fly-back capacitor 1 pin

CP1C2A

Analogue Output

Charge pump 1 fly-back capacitor 2 pin

CP1C2B

Analogue Output

Charge pump 1 fly-back capacitor 2 pin

CP1VOUT1N

Analogue Output

Charge pump 1 negative output 1 decoupling pin

CP1VOUT1P

Analogue Output

Charge pump 1 positive output 1 decoupling pin

CP1VOUT2N

Analogue Output

Charge pump 1 negative output 2 decoupling pin

CP1VOUT2P

Analogue Output

Charge pump 1 positive output 2 decoupling pin

CP2CA

Analogue Output

Charge pump 2 fly-back capacitor pin

CP2CB

Analogue Output

Charge pump 2 fly-back capacitor pin

CP2VOUT

Analogue Output

Charge pump 2 output decoupling pin / Supply for LDO2

CPGND

Supply

Charge pump ground (Return path for CPVDD1, CPVDD2)

CPVDD1

Supply

Supply for Charge Pumps 1 & 2

CPVDD2

Supply

Secondary supply for Charge Pump 1

L14

DBVDD1

Supply

Digital buffer (I/O) supply

(core functions, AIF1, CIF1, CIF2, SLIMbus, MIF1, GPIO1)

P13

DBVDD2

Supply

Digital buffer (I/O) supply

(AIF2, PDM, MIF2, MCLK2, GPIO2, JTAG)

DBVDD3

Supply

Digital buffer (I/O) supply (AIF3, AIF4, CIF3, MIF3, GPIO3-8)

P10

DBVDD4

Supply

Digital buffer (I/O) supply (DMIC4, DMIC5, DMIC6)

J14, N14, P5

DCVDD

Supply

Digital core supply

G14, H14,

K14, P6, P7,

P12, P14

DGND

Supply

Digital ground

(Return path for DCVDDn and DBVDDn)

N10

DMICCLK4/

GPIO31

Digital Input / Output

Digital MIC clock output 4 / GPIO31.

GPIO output is selectable CMOS or Open Drain;

DMICCLK output is CMOS.

DMICDAT4/

GPIO32

Digital Input / Output

Digital MIC data input 4 / GPIO32.

GPIO output is selectable CMOS or Open Drain.

DMICCLK5/

GPIO33

Digital Input / Output

Digital MIC clock output 5 / GPIO33.

GPIO output is selectable CMOS or Open Drain;

DMICCLK output is CMOS.

DMICDAT5/

GPIO34

Digital Input / Output

Digital MIC data input 5 / GPIO34.

GPIO output is selectable CMOS or Open Drain.

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