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CS4207-CNZ Datasheet, PDF (1/148 Pages) Cirrus Logic – Low-power, 4-in / 6-out HD Audio Codec with Headphone Amp | |||
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CS4207
Low-power, 4-in / 6-out HD Audio Codec with Headphone Amp
DIGITAL to ANALOG FEATURES
ï´ DAC1 (Headphone)
â 101 dB Dynamic Range (A-wtd)
â -89 dB THD+N
ï´ Headphone Amplifier - GND Centered
â Integrated Negative-voltage Regulator
â No DC-blocking Capacitor Required
â 50 mW Power/Channel into 16 ï
ï´ DAC2 & DAC3 (Line Outs)
â 110 dB Dynamic Range (A-wtd)
â -94 dB THD+N
â Differential Balanced or Single-ended
ï´ Each DAC Supports 32 kHz to 192 kHz Sample
Rates Independently.
ï´ Digital Volume Control
â +6.0 dB to -57.5 dB in 0.5 dB Steps
â Zero Cross and/or Soft Ramp Transitions
ï´ Independent Support of D0 and D3 Power
States for Each DAC
ï´ Fast D3 to D0 Transition
â Audio Playback in Less Than 50 ms
ANALOG to DIGITAL FEATURES
ï´ ADC1 & ADC2
â 105 dB Dynamic Range (A-wtd)
â -88 dB THD+N
â Differential Balanced or Single-ended
Inputs
â Analog Programmable Gain Amplifier
(PGA) ±12 dB, 1.0 dB Steps, with Zero
Cross Transitions and Mute
ï´ MIC Inputs
â Pre-amplifier with Selectable 0 dB, +10 dB,
+20 dB, and +30 dB Gain Settings
â Programmable, Low-noise MIC Bias Level
ï´ Each ADC Supports 8 kHz to 96 kHz Sample
Rates Independently
ï´ Additional Digital Attenuation Control
â -13.0 dB to -51.0 dB in 1.0 dB steps
â Zero Cross and/or Soft Ramp Transitions
ï´ Digital Interface for Two Dual Digital Mic Inputs
ï´ 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 ïï
Modulator
SRC &
Multibit ïï
Modulator
SRC &
Multibit ïï
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 ï£ Cirrus Logic, Inc. 2012
(All Rights Reserved)
AUG '12
DS880F4
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