ad1989a Conexant Systems, Inc., ad1989a Datasheet - Page 22

• Manufacturer Part Number: ad1989a
• Description: Ad1989a High Definition Audio Soundmax Codec
• Manufacturer: Conexant Systems, Inc.

High Definition Audio SoundMAX Codec
Table 12.
22
Node ID
1E
1F
20
21
22
23
24
26
27
29
2A
2B
2C
2D
2F
30
31
32
33
34
36
37
38
39
3A
3C
3D
FOOTNOTES:
(1)
All Node IDs (NIDs) are sequential in the codec. Any NIDs missing from this table are vendor defined.
Mono Out Mixer
Analog Mixer
Mixer Output Atten
Port A Mixer
V
Port G (C/LFE)
Port E Mixer
Port G Mixer
Port D Mixer
Port F Mixer
Port B Mixer
Port C Mixer
Stereo Mix Down
BIAS Power Down
Port B Out Selector
Port C Out Selector
Port E Out Selector
Port C In Selector
Port E In Selector
Mono Out Selector
Port A Selector
Port A Boost
Port B Boost
Port C Boost
Port E Boost
Port D Boost
Digital Miicrophone
HD Audio Widgets
REF
Power Down
Name
(1)
4
2
4
2
3
2
F
2
2
2
2
2
2
2
F
3
3
3
3
3
3
3
3
3
3
3
3
Type ID
(2 of 2)
Pin Complex
Audio Mixer
Pin Complex
Audio Mixer
Audio Selector
Audio Mixer
Vendor Defined
Audio Mixer
Audio Mixer
Audio Mixer
Audio Mixer
Audio Mixer
Audio Mixer
Audio Mixer
Vendor Defined
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Type
Conexant
Selects which source drives the mono out signal
Digital microphone input pin
Mixes individually gainable analog inputs
Attenuates the mixer output to drive the port mixers
Mixes the Port A Selected DAC and mixer output amps to drive Port A
Powers down the Internal and external V
Rear panel C/LFE jack
Mixes DAC2 and mixer output amps to drive Port E
Mixes DAC2 and mixer output amps to drive Port G
Mixes DAC1 and mixer output amps to drive Port D
Mixes DAC3 and mixer output amps to drive Port F
Mixes the Port B selected DAC and mixer output amps to drive Port B
Mixes the Port C selected DAC and mixer output amps to drive Port C
Mixes the stereo L/R channels to drive mono output
Powers down the internal MIC_BIAS_FILT and all MIC_BIAS Pins
Selects the Port B DAC (0, 1)
Selects the Port C DAC (0, 3)
Selects the Port E DAC (2, 4)
Selects from the Port C and G inputs to drive the mixer input
Selects from the Port E and G inputs to drive the mixer input
Selects the mono out DAC (0, 1, 3)
Selects the Port A DAC (0, 1, 3)
Microphone boost amp for Port A
Microphone boost amp for Port B
Microphone boost amp for Port C
Microphone boost amp for Port E
Microphone boost amp for Port D
Description
REF
circuitry
AD1989A Data Sheet
DSH-202088A
3/2/09