92HD81 Datasheet, PDF (272/279 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
8.2. Pin Table for 48-pin QFN
Pin Name
DVDD_CORE
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
CAP2
VREFOUT-A
VREFOUT-C
Mono_Out
AVSS1
AVDD1
PORTA_L (HP0)
PORTA_R (HP0)
AVSS
PORTB_L (HP1)
PORTB_R (HP1)
AVSS
V-
Pin Function
1.5V Digital Core Regulator Filter Cap
I/O
O(Digital)
Digital Mic Clock Output/GPIO1
I/O(Digital)
Reference Voltage (1.5V or 3.3V)
I(Digital)
Digital Mic 01 Input/GPIO2
I/O(Digital)
HD Audio Serial Data output from controller
HD Audio Bit Clock
Digital Ground
HD Audio Serial Data Input to controller
Digital Vdd= 3.3V
HD Audio Frame Sync
HD Audio Reset
PC Beep
Jack insertion detection Ports A,B,C,SPDIF0
Jack insertion detection Ports E,F, Mono, SPDIF1
Port E Left
Port E Right
Port F Left
Port F Right
Port C Left
Port C Right
Analog Virtual Ground
Reference filter Cap
Reference Voltage out drive (intended for mic bias)
Reference Voltage out drive (intended for mic bias)
Mono output
Analog Ground
Analog Vdd
Port A Output Left
Port A Output Right
Analog Ground
Port B Output Left
Port B Output Right
Analog Ground
Negative analog supply
Table 26. Pin Table
I/O(Digital)
I(Digital)
I(Digital)
O(Digital)
I(Digital)
I(Digital)
I(Digital)
I(Analog)
I(Analog)
I(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
O(Analog)
O(Analog)
O(Analog)
O(Analog)
O(Analog)
I(Analog)
I(Analog)
I/O(Analog)
I/O(Analog)
I(Analog)
I/O(Analog)
I/O(Analog)
I(Analog)
O(Analog)
Internal
Pull-up/Pull-down
None
Pull-Up 50k with GPIO or
Pull-down 50k with Digital
Mic
None
Pull-Up 50k with GPIO or
Pull-down 50k with Digital
Mic
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
48 pin
location
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
IDT CONFIDENTIAL
272
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
V 0.995 01/11
92HD81