92HD66C IDT [Integrated Device Technology], 92HD66C Datasheet - Page 286

• Manufacturer Part Number: 92HD66C
• Description: SIX CHANNEL HD AUDIO CODECS
• Manufacturer: IDT [Integrated Device Technology]

92HD66C
SIX CHANNEL HD AUDIO CODECS WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
IDT CONFIDENTIAL
©2011 INTEGRATED DEVICE TECHNOLOGY, INC.
CPVreg
AVDD2
PORTA_L (IN)
PORTA_R (IN)
AVSS2
PORTB_L(IN)
PORTB_R(IN)
GPIO 4
SPDIFIN
SPDF1/GPIO0/
DMIC1
EAPD
SPDF0/GPIO3/
DMIC1
DVDD_LV
DMIC_CLK/GPIO1
DMIC0/GPIO2
SDATA_OUT
BITCLK
SDATA_IN
DVDD
SYNC
RESET#
PCBeep
SENSE_A
PORTF_L
PORTF_R
PORTC_L
PORTC_R
VREFFILT
CAP 2
7.4.
Pin Name
Pin Name
Pin Table for 40-Pin
Charge-pump LDO decoupling cap
Analog Supply for VREG
Port A Left Input
Port A Right Input
Analog Ground
Port B Left Input
Port B Right Input
General purpose I/O
SPDIF Input
SPDIF 0utput, GPIO0, Digital
microphone input
External Amplifier Power Down (active
low)
SPDIF 0utput, GPIO3, Digital
microphone input
1.5V Digital Core Regulator Filter Cap
Digital Microphone clock output or GPIO
1
Digital Microphone data input or GPIO 2 I/O(Digital)
HD Audio Serial Data output from
controller
HD Audio Serial Data Input to controller I/O(Digital)
Digital Vdd= 3.3V
HD Audio Frame Sync
HD Audio Reset
PC Beep input
Jack insertion detection
Port F Left
Port F Right
Port C Left
Port C Right
Analog Virtual Ground
ADC reference bypass capacitor
HD Audio Bit Clock
Pin Function
Pin Function
Table 32. 40-Pin Table
Table 31. 48-PinTable
281
O(Analog)
I(Analog)
I(Analog)
I(Digital)
I(Digital)
I/O(Analog)
I/O(Analog)
I/O(Analog)
O(Analog)
O(Analog)
I(Power)
I(Analog)
I(Power)
I(Analog)
I/O (Digital)
I/O(Digital)
I/O(Digital)
I/O(Digital)
O(Power)
I/O(Digital)
I(Digital)
I(Digital)
I(Power)
I(Digital)
I(Analog)
I(Analog)
I/O(Analog)
I/O
I/O
Internal Pull-up
None
None
None
None
None
None
None
60K Pull-Down
60K Pull-Down
60K Pull-Down
60K Pull-Up
60K Pull-Down
Internal Pull-up
None
60K Pull-Down
60K Pull-Down
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Pull-down
Pull-down
37
38
39
40
41
42
43
44
45
46
47
48
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
location
location
QFN
QFN
V 1.0 2/12
92HD66C