92HD66C Datasheet, PDF (285/291 Pages) Integrated Device Technology – SIX CHANNEL HD AUDIO CODECS

92HD66C
SIX CHANNEL HD AUDIO CODECS WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
7.3. Pin Table for 48-Pin
Pin Name
DVDD_LV
DMIC_CLK/GPIO1
DVDD_IO
DMIC0/GPIO2
SDATA_OUT
BITCLK
DVSS
SDATA_IN
DVDD
SYNC
RESET#
PCBeep
SENSE_A
SENSE_B
PORTE_L
PORTE_R
PORTF_L
PORTF_R
PORTC_L
PORTC_R
VREFFILT
CAP 2
VREFOUT-E
VREFOUT-C
Mono_Out
AVSS1
AVDD1
AVreg
PORTA_L (HP)
PORTA_R (HP)
PORTB_L (HP)
PORTB_R (HP)
AVSS2
V-
CAP-
CAP+
Pin Function
I/O
1.5V Digital Core Regulator Filter Cap O(Power)
Digital Mic Clock Output/GPIO1
I/O(Digital)
Reference Voltage (1.5V or 3.3V)
I(Power)
Digital Mic 01 Input/GPIO2
I/O(Digital)
HD Audio Serial Data output from
controller
I(Digital)
HD Audio Bit Clock
I(Digital)
Digital Ground
I(Digital)
HD Audio Serial Data Input to controller I/O(Digital)
Digital Vdd= 3.3V
I(Power)
HD Audio Frame Sync
I(Digital)
HD Audio Reset
I(Digital)
PC Beep Input
I(Analog)
Jack insertion detection
I(Analog)
Jack insertion detection
I(Analog)
Port E Left
I/O(Analog)
Port E Right
I/O(Analog)
Port F Left
I/O(Analog)
Port F Right
I/O(Analog)
Port C Left
I/O(Analog)
Port C Right
I/O(Analog)
Analog Virtual Ground
O(Analog)
ADC reference bypass capacitor
O(Analog)
Reference Voltage out (for mic bias) O(Analog)
Reference Voltage out (for mic bias) O(Analog)
Mono output port
O(Analog)
Analog Ground
I(Analog)
Analog Vdd=5.0V
I(Analog)
Analog Core LDO decoupling cap
O(Analog)
Port A Output Left
O(Analog)
Port A Output Right
O(Analog)
Port B Output Left
O(Analog)
Port B Output Right
O(Analog)
Analog Ground
I(Analog)
Charge-pump negative output
O(Analog)
Charge-pump flying cap -
I(Analog)
Charge-pump flying cap +
O(Analog)
Table 31. 48-PinTable
Internal Pull-up QFN
Pull-down location
None
1
60K Pull-down 2
None
3
60K Pull-down 4
None
5
None
6
None
7
None
8
None
9
None
10
None
11
None
12
None
13
None
14
None
15
None
16
None
17
None
18
None
19
None
20
None
21
None
22
None
23
None
24
None
25
None
26
None
27
None
28
None
29
None
30
None
31
None
32
None
33
None
34
None
35
None
36
IDT CONFIDENTIAL
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92HD66C