CDB4207 데이터 시트보기 (PDF) - Cirrus Logic

부품명

상세내역

일치하는 목록

CDB4207

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

Cirrus Logic 

CS4207

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

DIGITAL to ANALOG FEATURES

 DAC1 (Headphone)

– 101 dB Dynamic Range (A-wtd)

– -89 dB THD+N

 Headphone Amplifier - GND Centered

– Integrated Negative-voltage Regulator

– No DC-blocking Capacitor Required

– 50 mW Power/Channel into 16 

 DAC2 & DAC3 (Line Outs)

– 110 dB Dynamic Range (A-wtd)

– -94 dB THD+N

– Differential Balanced or Single-ended

 Each DAC Supports 32 kHz to 192 kHz Sample

Rates Independently.

 Digital Volume Control

– +6.0 dB to -57.5 dB in 0.5 dB Steps

– Zero Cross and/or Soft Ramp Transitions

 Independent Support of D0 and D3 Power

States for Each DAC

 Fast D3 to D0 Transition

– Audio Playback in Less Than 50 ms

ANALOG to DIGITAL FEATURES

 ADC1 & ADC2

– 105 dB Dynamic Range (A-wtd)

– -88 dB THD+N

– Differential Balanced or Single-ended

Inputs

– Analog Programmable Gain Amplifier

(PGA) ±12 dB, 1.0 dB Steps, with Zero

Cross Transitions and Mute

 MIC Inputs

– Pre-amplifier with Selectable 0 dB, +10 dB,

+20 dB, and +30 dB Gain Settings

– Programmable, Low-noise MIC Bias Level

 Each ADC Supports 8 kHz to 96 kHz Sample

Rates Independently

 Additional Digital Attenuation Control

– -13.0 dB to -51.0 dB in 1.0 dB steps

– Zero Cross and/or Soft Ramp Transitions

 Digital Interface for Two Dual Digital Mic Inputs

 Independent Support of D0 and D3 Power

States for Each ADC

HD Audio

Bus

VL_HD

(1.5 V to 3.3 V)

GPIO

S/PDIF OUT 2

S/PDIF OUT 1

VL_IF

(3.3 V)

S/PDIF IN

D-Mic Clock

D-Mic In

VD

(1.5 V to 1.8 V)

HD

Audio

Interface

GPIO

SPDIF

TX 2

SPDIF

TX 1

HD Bus

Fs

128Fs Clock

Multiplier

SPDIF

RX

SPDIF

RX SRC

Vol/Mute

Vol/Mute

Vol/Mute

Vol/Boost/

Mute

Vol/Boost/

Mute

SRC &

Multibit 

Modulator

SRC &

Multibit 

Modulator

SRC &

Multibit 

Modulator

Digital

Filter &

SRC

Digital

Filter &

SRC

VA, VA_REF

(3.3 V to 5.0 V)

2-Chnl

DAC1

2-Chnl

DAC2

2-Chnl

DAC3

2-Chnl

ADC1

2-Chnl

ADC2

Jack

Sense

VA_HP

(3.3 V to 5.0 V)

Chrg

Pump

Buck

Chrg

Pump

Invert

+VHP

-VHP

Headphone

Amp - GND

Centered

Left HP Out

Right HP Out

Line

+- Left Line Out

Out

+- Right Line Out

Line

+- Left Line Out

Out

+- Right Line Out

PGA

+

- Line/Mic In L

Line/Mic In R

+

PGA

MIC

Bias

+- Mic/Line In L

+- Mic/Line In R

Mic Bias

SENSE_A

http://www.cirrus.com

Copyright  Cirrus Logic, Inc. 2012

(All Rights Reserved)

AUG '12

DS880F4

Share Link: