CDB4207 데이터 시트보기 (PDF) - Cirrus Logic

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CDB4207

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

Cirrus Logic 

1. PIN DESCRIPTIONS

1.1 CS4207 48-pin QFN Pinout:

CS4207

48 47 46 45 44 43 42 41 40 39 38 37

VL_IF 1

GPIO0/DMIC_SDA1 2

VL_HD 3

DMIC_SCL 4

SDO 5

BITCLK 6

DGND 7

SDI 8

VD 9

SYNC 10

RESET# 11

GPIO1/DMIC_SDA2 12

/SPDIF_OUT2

Thermal Pad

HPGND

Top-Down (Through Package) View

48-Pin QFN Package

13 14 15 16 17 18 19 20 21 22 23 24

36 LINEOUT_R1+

35 LINEOUT_L1+

34 LINEOUT_L1-

33 LINEOUT_R2-

32 LINEOUT_R2+

31 LINEOUT_L2+

30 LINEOUT_L2-

29 VBIAS (DAC)

28 VCOM

27 VREF+ (ADC)

26 AGND

25 VA

Pin Name QFN

VL_IF

1

GPIO0/

DMIC_SDA1

2

VL_HD

3

DMIC_SCL

4

SDO

5

BITCLK

6

DGND

7

SDI

8

VD

9

SYNC

10

8

Pin Description

Digital Interface Signal Level (Input) - Digital supply for the GPIO, S/PDIF and Digital Mic inter-

faces. Refer to the Recommended Operating Conditions for appropriate voltages.

General Purpose I/O (Input/Output) - General purpose input or output line, or

Digital Mic Data Input (Input) - The first data input line from a digital microphone.

Digital Interface Signal Level (Input) - Digital supply for the HD Audio interface. Refer to the

Recommended Operating Conditions for appropriate voltages.

Digital Mic Clock (Output) - The high speed clock output to the digital microphone.

Serial Data Input (Input) - Serial data input stream from the HD Audio Bus.

Bit Clock (Input) - 24 MHz bit clock from the HD Audio Bus.

Digital Ground (Input) - Ground reference for the internal digital section.

Serial Data Output (Input/Output) - Serial data output stream to the HD Audio Bus.

Digital Power (Input) - Positive power for the internal digital section.

Sync Clock (Input) - 48 kHz sync clock from the HD Audio Bus.

DS880F4

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