92hd98 Integrated Device Technology, 92hd98 Datasheet - Page 269

• Manufacturer Part Number: 92hd98
• Description: Datasheet
• Manufacturer: Integrated Device Technology

92HD98
SINGLE CHIP PC AUDIO SYSTEM, CODEC+MONO SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
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/GPIO4
AVSS1
AVDD1
PORTA_L (HP0)
PORTA_R (HP0)
AVSS
PORTB_L (HP1)
PORTB_R (HP1)
AVSS
V-
CAP-
CAP+
VREG
AVDD2
PVDD
Mono_+
Mono_-
Pin Name
8.0.1.
40QFN Pin Table
1.8V Digital Core Regulator Filter Cap
Digital Mic Clock Output/GPIO1
Digital Mic 01 Input/GPIO2
HD Audio Serial Data output from controller
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 F, 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) O(Analog)
Reference Voltage out drive (intended for mic bias)
or general purpose I/O
Analog Ground
Analog Vdd=5.0V or 3.3V
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 +
BTL amp -
HD Audio Bit Clock
Pin Function
Table 32. 40QFN Pin Description
269
O(Digital)
I/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)
I/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
Pull-up/Pull-down
Internal
V 0.91 10/10
5
8
12
14
15
16
18
19
22
29
34
1
2
3
4
6
7
9
10
11
13
17
20
21
23
24
25
26
27
28
30
31
32
33
35
36
location
40 pin
92HD98