92hd005 Integrated Device Technology, 92hd005 Datasheet - Page 179

• Manufacturer Part Number: 92hd005
• Description: Four Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

5. PINOUTS
VOLUME_DOWN / DMIC_1 / GPIO2
IDT™
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
No.
Pin
92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
VOLUME_UP / DMIC_0 / GPIO1
1
2
3
4
5
6
7
8
9
5.1.
5.2.
DMIC0 / GPIO1
DMIC1 / GPIO2
Volume Down /
DVDD_CORE
DVDD_CORE
SDI_CODEC
Volume Up /
DVDD_CORE
DVDD_CORE
DVDD_IO
SDI_CODEC
Pin Assignment
Pin Descriptions
BITCLK
Name
DVSS
DVDD_IO
PCBEEP
SDO
RESET#
BITCLK
Pin
DVSS
SYNC
SDO
1
2
3
4
5
6
7
8
9
10
11
12
I/O(Digital)
I/O(Digital)
I/O(Digital)
O(Digital)
I(Digital)
I(Digital)
I(Digital)
I(Digital)
I(Digital)
Type
Pin
48 LQFP
with Digital Microphone
with Digital Microphone
with Volume or GPIO
with Volume or GPIO
50 KΩ pull-down
50 KΩ pull-down
36
35
34
33
32
31
30
29
28
27
26
25
50 KΩ pull-up
50 KΩ pull-up
Pull-down
Pull-up/
Internal
None
None
None
None
None
None
None
PORTD_R
PORTD_L
SENSE_B
CAP2
MONO_OUT
VREFOUT-E / GPIO4
VREFOUT-F / GPIO3
VREFOUT-C
VREFOUT-B
VREFFILT
AVSS1
AVDD1
179
VOLUME_DOWN / DMIC_1 / GPIO2
HD Audio Serial Data (outbound stream), audio module
Digital Vdd = 3.3 V
Volume Control or
Digital Microphone 0 Input or
General Purpose I/O
Reference Voltage (1.5 V or 3.3 V)
Volume Control or
Digital Microphone 1 Input or
General Purpose I/O
HD Audio Serial Data output (inbound stream)
HD Audio Bit Clock
Digital Ground
Digital Vdd = 3.3 V
VOLUME_UP / DMIC_0 / GPIO1
DVDD_CORE
DVDD_CORE
SDI_CODEC
DVDD_IO
PCBEEP
RESET#
BITCLK
DVSS
SYNC
SDO
1
2
3
4
5
6
7
8
9
10
11
12
92HD005/92HD005D
Pin Description
48 QFN
36
35
34
33
32
31
30
29
28
27
26
25
PC AUDIO
PORTD_R
PORTD_L
SENSE_B
CAP2
MONO_OUT
VREFOUT-E / GPIO4
VREFOUT-F / GPIO3
VREFOUT-C
VREFOUT-B
VREFFILT
AVSS1
AVDD1
V 1.1 4/08