CDB4207 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

Manufacturer

CDB4207

Low-power, 4-in / 6-out HD Audio Codec with Headphone Amp

Cirrus Logic 

CS4207

+3.3 V

0.1 µF

0.1 µF

+1.8 V

VA

VD

+3.3 V

VA_REF

0.1 µF + 10 µF

VBIAS

HPOUT_L

33 

+3.3 V

0.1 µF **10 µF **10 µF

HPREF

CS4207

VA_HP

VHP_FILT+

HPOUT_R

33 

VHP_FILT-

LINEOUT_L1+

0.1 µF

0.1 µF

Left Headphone

Headphone Ground

Right Headphone

** 2.2 µF

** 2.2 µF

* *Use low ESR

ceramic capacitors.

FLYP

FLYC

FLYN

HD Audio

Bus

+1.5 V to +3.3 V

0.1 µF

BITCLK

SYNC

SDI

SDO

RESET#

VL_HD

+3.3 V

0.1 µF

VL_IF

GPIO2

GPIO3

*** SENSE_A

GPIO2

GPIO3

SENSE_A

S/PDIF RX

S/PDIF TX 1

D-Mic In 2 / S/PDIF TX 2

SPDIF_IN

SPDIF_OUT1

DMIC_SDA2/

SPDIF_OUT2

LINEOUT_L1-

LINEOUT_R1+

LINEOUT_R1-

LINEOUT_L2+

560 

LINEOUT_L2-

560 

* 2200 pF

Speaker Driver

LINEOUT_R2+

560 

LINEOUT_R2-

560 

* 2200 pF

Speaker Driver

LINEIN_L+

LINEIN_C-

* Capacitors must be C0G or equivalent

1 µF

*

1800 pF

1 µF

LINEIN_R+

1 µF

*

1800 pF

Left Analog Input

Right Analog Input

MICIN_L-

MICIN_L+

1 µF

MICBIAS

0.47 µF

MICIN_R+

1 µF

MICIN_R-

Left Mic In

Microphone Bias

RL

The value of RL is dictated by

the microphone cartridge.

RL

Right Mic In

D-Mic In 1

D-Mic Clk

*** See Figure 9.

DMIC_SDA1

DMIC_SCL

VCOM

VREF+

AGND

HP_GND(Thermal Pad)

1 µF

10 µF

Figure 2. Typical Connection Diagram - Portable System

12

DS880F4

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