92HD202 Datasheet, PDF (162/168 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

92HD202
8-CHANNEL HIGH DEFINITION AUDIO CODEC
9.2. Pin Table for 92HD202 in 48 Pin LQFP
Pin Name
DVDD_CORE
Volume Up
Volume Down
DVSS
SDATA_OUT
BIT_CLK
DVSS3
SDATA_IN
DVDD_CORE3
SYNC
RESET#
PC BEEP
Sense A
PORT-E_L
PORT-E_R
PORT-F_L (HP*)
PORT-F_R (HP*)
CD-L
CD-G
CD-R
PORT-B_L
PORT-B_R
PORT-C_L
PORT-C_R
AVDD1
AVSS1
VREF FILT
VREFOUT-B
VREFOUT-C
AFILT1
AFILT2
Pin Function
Digital Vdd = 3.3 V
Volume Control
Volume Control
Digital Ground
HD Audio Serial Data output (inbound stream)
HD Audio Bit Clock
Digital Ground
HD Audio Serial Data input (outbound stream)
Digital Vdd = 3.3 V
HD Audio Frame Sync
HD Audio Reset
PC Beep
Jack insertion detection Ports A, B, C, D
Input Left Channel Port E
Input Right Channel Port E
Input/Output of Left DAC3 *
Input/Output of Right DAC3 *
CD Audio Left Channel
CD Audio Analog Return
CD Audio Right Channel
Input/Output of Left DAC2
Input/Output of Right DAC2
Input/Output of Left DAC1
Input/Output of Right DAC1
Analog Vdd = 5.0 V
Analog Ground
Analog Virtual Ground
Reference Voltage out drive
(intended for mic bias) for Port B
Reference Voltage out drive
(intended for mic bias) for Port C
Anti-Aliasing Filter Cap, ADC left channel
Anti-Aliasing Filter Cap, ADC right channel
PC AUDIO
I/O
Internal Pull-up Pin
/Pull-down Location
I(Digital)
None
1
I(Digital)
Pull-Up
2
I(Digital)
Pull-Up
3
I(Digital)
None
4
I/O(Digital)
None
5
I(Digital)
None
6
I(Digital)
None
7
O(Digital)
None
8
I(Digital)
None
9
I(Digital)
None
10
I(Digital)
None
11
I(Analog)
None
12
I(Analog)
None
13
I(Analog)
None
14
I(Analog)
None
15
I/O(Analog)
None
16
I/O(Analog)
None
17
I(Analog)
None
18
I(Analog)
None
19
I(Analog)
None
20
I/O(Analog)
None
21
I/O(Analog)
None
22
I/O(Analog)
None
23
I/O(Analog)
None
24
I(Analog)
None
25
I(Analog)
None
26
O(Analog)
None
27
O(Analog)
None
28
O(Analog)
None
29
O(Analog)
None
30
O(Analog)
None
31
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
162
IDT CONFIDENTIAL
92HD202
REV 1.2 112006