92HD65C Datasheet, PDF (45/268 Pages) Integrated Device Technology – SIX CHANNEL HD AUDIO CODECS

92HD65C
SIX CHANNEL HD AUDIO CODEC WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
5.1. Widget Diagram
NID = 13h
-95.25 to 0dB
0.75dB step
DAC0
DAC0
NID = 14h
-95.25 to 0dB
0.75dB step
DAC1
DAC1
NID = 23h
-95.25 to 0dB
0.75dB step
DAC2
DAC2
NID = 24h
VSW
DAC0
DAC1
DAC2
MixerOutVol
Port A
DAC0
DAC1
DAC2
MixerOutVol
Port B
DAC0
DAC1
DAC2
MixerOutVol
Port C
NID = 0Ah
HP
Port A
IN VOL
10/20/30
BIAS
NID = 0Bh
HP
Port B
IN VOL
10/20/30
BIAS
NID = 0Ch
LO
Port C
IN VOL
10/20/30
BIAS
NID = 0Dh
HDA
Link
NID = 15h
ADC0
NID = 16h
ADC1
MixerOutVol
Mixer
NID = 17h
ADC0
MUX
-16 to 30dB
1dB step
ADC0 MUX
Mixer
Port A
Port B
Port C
Port E
Port F
DMIC0
DMIC1
NID = 18h
ADC1
MUX
-16 to 30dB
1dB step
ADC1 MUX
Mixer
Port A
Port B
Port C
Port E
Port F
DMIC0
DMIC1
NID = 1Bh
NID = 1Ch
MixerOutVol
Mute Volume
-46.5 to 0dB
in 1.5dB steps
Mixer

-34.5 to +12dB
in 1.5dB steps
Mute Volume
Mute Volume
Mute Volume
Mute Volume
Mute Volume
Mute Volume
Mute Volume
VSW
NID = 10h
VSW
DAC0
DAC1
DAC2
MixerOutVol
Port E
DAC0
DAC1
DAC2
MixerOutVol
Port F
NID = 0Eh
LO
Port E
IN VOL
10/20/30
BIAS
NID = 0Fh
HP
Port F
IN VOL
10/20/30
NID = 11h
DAC0
DAC1
Port A
Port B
Port C
Port E
Port F
DMIC0
Analog*
To all ports enabled
as an output
DMIC0
10/20/30
NID = 21h
Digital
PC_BEEP
To all ports enabled
as an output
Mute Volume
VSV
0,-6,-12,-18dB
PC_BEEP (Pin 12)
NID = 1Dh
SPDIF
D ^OUT0
NID = 1Eh
SPDIF
D ^OUT1
NID = 22h
SPDIF
D ^IN
D – Nodes are Digital Capable
Digital
Digital
DMIC1
Analog*
Digital
Digital
Vendor Specific Test
ADC0 MUX
ADC1 MUX
NID = 1Fh
Dig0Pin
D
Vendor Specific Test
ADC0 MUX
ADC1 MUX
NID = 12h
DMIC1 VOL
(VSW)
10/20/30
NID = 20h
Dig1Pin
D
Digital
Digital
Figure 11. 40-pin Package Widget Diagram
IDT CONFIDENTIAL
45
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92HD65C