92hd89c Integrated Device Technology, 92hd89c Datasheet - Page 309

• Manufacturer Part Number: 92hd89c
• Description: Six Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

92HD89C
Six channel HD Audio codec optimized for low power
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
SPDIFOUT0
DVDD_LV
SDATA_OUT
BITCLK
SDATA_IN
DVDD
SYNC
RESET#
PCBeep
SENSE_A
PORTE_L
PORTE_R
PORTF_L
PORTF_R
CD Left
CD Common
CD Right
PORTB_L
PORTB_R
PORTC_L
PORTC_R
AVDD1
AVSS1
VREFFILT
VREFOUT-B
VREFOUT-E / GPIO2
CAP 2
SENSE_B
PORTD_L (HP)
PORTD_R (HP)
VREFOUT-A / GPIO1
IDT™ CONFIDENTIAL
8.2.2.
Pin Name
40QFN Pin Table)
1.5V Digital Core Regulator Filter Cap
HD Audio Serial Data output from controller
HD Audio Serial Data Input to controller
HD Audio Frame Sync
Jack insertion detection
Port E Right
Port F Left
CD L/R return
Port C Left
Port C Right
Analog Vdd=5.0V
Analog Virtual Ground
20K 1% reference resistor
Jack insertion detection
Port D Output Right
SPDIF 0utput
Digital Vdd= 3.3V
HD Audio Reset
PC Beep input
Port E Left
Port F Right
CD Left
CD Right
Port B Output Left
Port B Output Right
Analog Ground
Reference Voltage out drive (intended for mic
bias)
Reference Voltage out drive (intended for mic
bias) or General Purpose I/O
Port D Output Left
Reference Voltage out drive (intended for mic
bias) or General Purpose I/O
HD Audio Bit Clock
Table 27. 40QFN Pin Table
Pin Function
309
O(Digital)
O(Power)
I(Digital)
I(Digital)
I/O(Digital)
I(Power)
I(Digital)
I(Digital)
I(Analog)
I(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
I(Analog)
I(Analog)
I(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
I/O(Analog)
I(Analog)
I(Analog)
O(Analog)
O(Analog)
O(Analog)
O(Analog)
I(Analog)
I/O(Analog)
I/O(Analog)
O(Analog)
I/O
None
None
None
None
None
None
None
None
None
Internal Pull-up
60K pull-down
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
60K Pull-down
(GPIO mode)
None
None
None
60K Pull-down
(GPIO mode)
Pull-down
V 0.91 08/09
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
location
92HD89C
40 pin