Copyright
Cirrus Logic, Inc. 2011
(All Rights Reserved)
JUN '11
DS880F3
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
VL_HD
(1.5 V to 3.3 V)
SRC &
Multibit
Modulator
Chrg
Pump
Invert
Left HP Out
Left Line Out
2-Chnl
ADC1
Le
v
e
lT
ra
n
sl
at
o
r
HD Audio
Bus
Line/Mic In L
Line/Mic In R
Headphone
Amp - GND
Centered
MIC
Bias
2-Chnl
DAC1
Line
Out
+
-
Right Line Out
+
-
Left Line Out
Line
Out
+
-
Right Line Out
+
-
+
-
+
PGA
Digital
Filter &
SRC
2-Chnl
ADC2
Mic/Line In L
Mic/Line In R
+
-
+
-
PGA
Digital
Filter &
SRC
D-Mic Clock
SPDIF
TX1
SPDIF
RX SRC
S/PDIF OUT 1
S/PDIF IN
GPIO
Right HP Out
D-Mic In
HD
Audio
Interface
Chrg
Pump
Buck
+VHP
-VHP
2-Chnl
DAC2
2-Chnl
DAC3
SRC &
Multibit
Modulator
SRC &
Multibit
Modulator
VD
(1.5 V to 1.8 V)
Vol/Mute
Vol/Boost/
Mute
Vol/Boost/
Mute
VA, VA_REF
(3.3 V to 5.0 V)
VA_HP
(3.3 V to 5.0 V)
Mic Bias
Leve
lT
ra
n
slat
o
r
VL_IF
(3.3 V)
Jack
Sense
SENSE_A
SPDIF
TX2
S/PDIF OUT 2
128Fs Clock
Multiplier
HD Bus
Fs
SPDIF
RX
CS4207