82C931 Datasheet, PDF (20/64 Pages) List of Unclassifed Manufacturers – Plug and Play Integrated Audio Controller

82C931
3.3 931-AD Mode
Figure 3-2 931-AD Mode PQFP Pin Diagram^*
AUXR 1
VREF1 2
AVCC ₃
AGND ₄
AGND 5
AVCC 6
OSCI 7
OSCO ₈
RXD ₉
TXD 10
GPIO1+MODE0 11
ROMCS+PNPEN 12
SA15 ₁₃
SA14 ₁₄
SA13 15
SA12 16
GND 17
VCC ₁₈
SADI ₁₉
SADO 20
SCLK 21
FSYNC 22
GD0 ₂₃
GD1 ₂₄
GD2+IRQ3 25
GD3+IRQ4 26
GND 27
GD4+VOLDN ₂₈
GD5+VOLUP ₂₉
GD6+MODEMINT+VOLDWN 30
82C931
931-AD Mode
80
SA8
79
SA7
78
SA6
77
SA5
76
SA4
75
SA3
74
SA2
73
SA1
72
SA0
71
SD7
70
SD6
69
SD5
68
SD4
67
VCC
66
GND
65
SD3
64
SD2
63
SD1
62
SD0
61
DRQ3
60
DRQ1
59
DRQ0
58
VCC
57
GND
56
IRQ9
55
IRQ7
54
IRQ5
53
IRQ10
52
IRQ11
51
AEN
* Pinout for TQFP Package is identical to pinout for PQFP Package.
OPTi
®
Page 12
912-3000-035
Revision: 2.1