92hd89c Integrated Device Technology, 92hd89c Datasheet - Page 42

• Manufacturer Part Number: 92hd89c
• Description: Six Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

92HD89C
Six channel HD Audio codec optimized for low power
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
IDT™ CONFIDENTIAL
4.2.
MixerOutVol
InMUX0
Stream &
Channel
Select
To all ports enabled as output
Stream &
Stream &
Stream &
Stream &
Stream &
Stream &
Channel
Channel
Channel
Channel
Channel
Channel
Select
Select
Select
Select
Select
Select
40QFN
mute
-46.5 to 0 dB
In 1.5 dB steps
Digital
Digital
Mute
Mute
Mixer
mute
Vol
+0 to +22.5 dB
In 1.5 dB steps
ADC1
ADC0
Port D
Port A
Port B
Port F
Gain
ADC0
ADC1
ADC0
ADC1
Σ
vol
mute
+0 to +22.5 dB
In 1.5 dB steps
vol
vol
vol
InMUX1
Digital
Digital
Digital
Gain
Mute
Mute
Mute
Figure 10. 40QFN Functional Block Diagram
vol
DMIC0
mute
mute
mute
mute
Port G
Port A
Port B
Port C
Port D
Port E
Port F
Mixer
-34.5 to +12 dB
In 1.5 dB steps
SPDIF OUT
SPDIF OUT
CD
PCM to
PCM to
mute
-6,-12,-18, -24 dB
DAC 0
DAC 1
DAC 2
Port A
Port E
Port G
vol
vol
vol
vol
vol
(Vendor Specific)
InMUX0
InMUX1
InMUX2
InMUX3
DMIC0
Port C
Port D
Port G
Port A
Port B
Port E
Port F
Mixer
CD
Analog PC_BEEP
DAC0
DAC1
DAC2
42
InMUX2
MixerOutVol
MixerOutVol
MixerOutVol
MixerOutVol
MixerOutVol
MixerOutVol
MixerOutVol
DAC0
DAC1
DAC2
DAC0
DAC1
DAC2
DAC0
DAC1
DAC2
DAC0
DAC1
DAC2
DAC0
DAC1
DAC2
DAC0
DAC1
DAC2
DAC0
DAC1
DAC2
Digital PC Beep
Digital PC Beep
Digital PC Beep
Digital PC Beep
Digital PC Beep
Digital PC Beep
Digital PC Beep
Digital Microphone
volume and mute is
done after the ADC
but shown here and
in widget list as
same as analog
path.
EAPD/GPIO0/SPDIF OUT1
SPDIF OUT0
Pin 40
Pin 1
Port G
Port B
Port C
Analog Beep
Analog Beep
Analog Beep
Analog Beep
Analog Beep
Analog Beep
Analog Beep
Port G
Port D
Port A
Port B
Port C
Port E
Port F
DMIC_0
CD
Σ
Σ
Σ
Σ
Σ
Σ
Σ
InMUX3
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
Boost
HP
HP
LO
LO
LO
LO
LO
Boost
Boost
Boost
Boost
Boost
Boost
Boost
DMIC
DAC0
DAC1
DAC2
PORT D
Pin Complex
Pins 29/30
PORT A
Pin Complex
Pins 33/34
PORT B
Pin Complex
Pins 18/19
PORT C
Pin Complex
Pins 20/21
PORT E
Pin Complex
Pins 11/12
PORT F
Pin Complex
Pins 13/14
PORT G
Pin Complex
Pins 36/37
CD
Pin Complex
Pins 15/16/17
Mic Bias
Mic Bias
Mic Bias
No Bias
No Bias
No Bias
No Bias
DMIC_0
Pin 38
V 0.91 08/09
92HD89C