CS4207 datasheet(11/144 Pages) CIRRUS

Il numero della parte	CS4207

Spiegazioni elettronici	Low-power, 4-in / 6-out HD Audio CODEC with Headphone Amp

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Produttore elettronici	CIRRUS [Cirrus Logic]

Homepage	http://www.cirrus.com

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11 / 144 page

DS880F1

11

CS4207

2. TYPICAL CONNECTION DIAGRAMS

1 µF

VREF+

0.1 µF

HP_GND(Thermal Pad)

VL_HD

0.1 µF

+1.5 V to +3.3 V

RESET

SDI

BITCLK

SYNC

VA

* Capacitors must be C0G or equivalent

MICIN_L+

Differential Mic Left

SDO

CS4207

MICBIAS

HPOUT_L

HPOUT_R

RL

The value of RL is dictated by

the microphone cartridge.

HD Audio

Bus

Left Headphone

FLYP

VHP_FILT+

2.2 µF

Microphone Bias

1 µF

0.47 µF

10 µF

**

** Use low ESR

ceramic capacitors.

LINEOUT_L1+

+Left Line Output 1

LINEOUT_L1-

Right Headphone

LINEOUT_R1+

+Right Line Output 1

LINEOUT_R1-

0.1 µF

33

Ω

1 µF

MICIN_L-

1 µF

RL

Differential Mic Right

1 µF

MICIN_R+

MICIN_R-

LINEOUT_L2+

+Left Line Output 2

LINEOUT_L2-

LINEOUT_R2+

+Right Line Output 2

LINEOUT_R2-

GPIO2

GPIO3

SPDIF_IN

SPDIF_OUT1

S/PDIF TX 1

S/PDIF RX

SENSE_A

DMIC_SDA1

D-Mic In 1

HPREF

0.1 µF

33

Ω

Headphone Ground

+5.0 V

Differential to

Single-Ended

Output Filter

Differential to

Single-Ended

Output Filter

Differential to

Single-Ended

Output Filter

Differential to

Single-Ended

Output Filter

VA_HP

2.2 µF

**

FLYN

VHP_FILT-

+1.8 V

0.1 µF

VD

+5.0 V

AGND

10 µF

0.1 µF **

VL_IF

0.1 µF

+3.3 V

FLYC

VCOM

10 µF

‡ Input and Output

filters are optional.

‡

DMIC_SDA2/

SPDIF_OUT2

D-Mic In 2 / S/PDIF TX 2

DMIC_SCL

D-Mic Clk

LINEIN_L+

LINEIN_C-

LINEIN_R+

Left Analog Input

1 µF

1800 pF

*

1 µF

Right Analog Input

1 µF

1800 pF

*

10 µF

VBIAS

+

VA_REF

0.1 µF

+5.0 V

Figure 1. Typical Connection Diagram - Desktop System

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