CS4207 Просмотр технического описания (PDF) - Cirrus Logic

Номер в каталоге

Компоненты Описание

производитель

CS4207

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

Cirrus Logic 

2. TYPICAL CONNECTION DIAGRAMS

CS4207

+5.0 V

0.1 µF

0.1 µF

+1.8 V

+5.0 V

0.1 µF + 10 µF

+5.0 V

0.1 µF **10 µF **10 µF

** 2.2 µF

** 2.2 µF

** Use low ESR

ceramic capacitors.

HD Audio

Bus

+1.5 V to +3.3 V

0.1 µF

VA

VD

VA_REF

VBIAS

HPOUT_L

HPREF

CS4207

VA_HP

VHP_FILT+

HPOUT_R

VHP_FILT-

FLYP

FLYC

FLYN

LINEOUT_L1+

LINEOUT_L1-

LINEOUT_R1+

LINEOUT_R1-

BITCLK

SYNC

SDI

SDO

RESET#

LINEOUT_L2+

LINEOUT_L2-

LINEOUT_R2+

LINEOUT_R2-

VL_HD

LINEIN_L+

LINEIN_C-

33 

0.1 µF

Left Headphone

Headphone Ground

33 

0.1 µF

Right Headphone

Differential to ‡

Single-Ended

Output Filter

+Left Line Output 1

Differential to ‡

Single-Ended

Output Filter

+Right Line Output 1

Differential to ‡

Single-Ended

Output Filter

+Left Line Output 2

Differential to ‡

Single-Ended

Output Filter

+Right Line Output 2

* Capacitors must be C0G or equivalent

1 µF

*

1800 pF

1 µF

Left Analog Input

+3.3 V

0.1 µF

VL_IF

LINEIN_R+

1 µF

*

1800 pF

Right Analog Input

GPIO2

GPIO3

*** SENSE_A

S/PDIF RX

S/PDIF TX 1

D-Mic In 2 / S/PDIF TX 2

D-Mic In 1

D-Mic Clk

*** See Figure 9.

GPIO2

GPIO3

SENSE_A

MICIN_L-

1 µF

MICIN_L+

1 µF

SPDIF_IN

MICBIAS

RL

SPDIF_OUT1

0.47 µF

DMIC_SDA2/

RL

SPDIF_OUT2

MICIN_R+

1 µF

DMIC_SDA1

DMIC_SCL

MICIN_R-

VCOM

VREF+

AGND

HP_GND(Thermal Pad)

1 µF

1 µF

10 µF

Differential Mic Left

Microphone Bias

The value of RL is dictated by

the microphone cartridge.

Differential Mic Right

‡ Input and Output

filters are optional.

Figure 1. Typical Connection Diagram - Desktop System

DS880F4

11

Share Link: