92HD005 Datasheet, PDF (181/205 Pages) Integrated Device Technology – 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE

92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
PC AUDIO
Pin
Pin
No.
Name
Pin
Type
Internal
Pull-up/
Pull-down
Pin Description
37
VREFOUT-A
O(Analog)
None
Reference Voltage out drive (intended for microphone bias) for
Port A
38
AVDD2
I(Analog)
None
Analog Vdd = 5.0 V or 3.3 V
39
PORTA_L (HP)
I/O(Analog)
None
Input/Output of Left DAC0 & 1
40
DVDD_CORE
I(Analog)
None
DVDD
41 PORTA_R (HP) I/O(Analog)
None
Input/Output of Right DAC0 & 1
42
AVSS2
I(Analog)
None
Analog Ground
43
NC
None
None
No Connect
44
NC
None
None
No Connect
45
NC
None
None
No Connect
46
DMIC_CLK
O(Digital)
50 KΩ pull-down
Digital Microphone Output Clock
47
SPDIFIN / GPIO0 /
EAPD
I/O(Digital)
50 KΩ pull-up
SPDIF Input, General Purpose I/O, EAPD
48
SPDIF-OUT
O(Digital) Internal 50 KΩ pull-down SPDIF digital output
IDT™
181
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
V 1.0 12/06