92hd88b4x5ndg Integrated Device Technology, 92hd88b4x5ndg Datasheet - Page 274

• Manufacturer Part Number: 92hd88b4x5ndg
• Description: Single Chip Pc Audio System Codec+mono Speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

IDT PROPRIETARY / IDT
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
DVDD_CORE
DMIC_CLK/GPIO1
DMIC0/GPIO2
SDATA_OUT
BITCLK
SDATA_IN
DVDD
SYNC
RESET#
PCBEEP
SENSE_A
SENSE_B
PORTF_L
PORTF_R
PORTC_L
PORTC_R
VREFFILT
CAP2
VREFOUT-A
VREFOUT-C
AVSS1
AVDD1
PORTA_L (HP0)
PORTA_R (HP0)
AVSS
PORTB_L (HP1)
PORTB_R (HP1)
AVSS
V-
CAP-
CAP+
VREG
AVDD2
PVDD
PORTD_+L
PORTD_-L
92HD88
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
10.2. Pin Table for 40-pin QFN
Pin Name
CONFIDENTIAL
1.5V Digital Core Regulator Filter Cap
Digital Mic Clock Output/GPIO1
Digital Mic 01 Input/GPIO2
HD Audio Serial Data output from controller I/O(Digital)
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 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)
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
Charge pump cap -
Charge pump cap +
Linear Regulator Output (2.5V) filter cap
Analog Supply for VREG
Analog Supply for Class-D amp
BTL amp Left +
BTL amp Left -
HD Audio Bit Clock
Pin Function
274
O(Digital)
I/O(Digital)
I/O(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)
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)
O(Analog)
O(Analog)
O(Analog)
I(Analog)
I(Analog)
O(Analog)
O(Analog)
I/O
None
60K Pull-down
60K Pull-down
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
None
None
None
Internal Pull-up/Pull-down
92HD88
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
35
36
location
40 pin
PC AUDIO
V 0.94 07/11