Cirrus Logic CRD4610-1 Reference Design page 9

CRD4610-1
CrystalClear™ AC '97 Motherboard Reference Design
Volume Control
S1
UP
DO NOT 1 4
POPULATE J3
S2
J3
DOWN
4
1 4
3
G
DGND
2
U
1
D
4X1HDR
U3
1
A0 VCC
2
A1 /WC
3
4 A2 SLC
VSS SDA
X24C04
DGND
DS241RD1C1
+3.3VD
4 3
RP4
4.7K
1 2
RP5
1 4
2 3
ABITCLK
100
ASDOUT
ASDIN
+3.3VD
ASYNC
C36 C37
ARST#
JAB1
100pF 100pF
JAB2
NPO NPO
JBB1
R5
JBB2
10K
JACX
DGND
JBCX
JBCY
JACY
+3.3VD
MIDIOUT
8 1 2
7
R6 4.7k
6
5
C38
X7R
0.01UF DGND
DGND
DEVSEL#
CS4610-CM CVDD PINS
+3.3VD +3.3VD +3.3VD
PIN 13 PIN 19 PIN 61
C26 C28 C30
Y5V Y5V Y5V
0.1uF 0.1uF 0.1uF
DGND DGND DGND
+3.3VD +3.3VD
PIN 68 PIN 64
C32 C34
Y5V Y5V
0.1uF 0.1uF
DGND DGND
Figure 2. CS4610
CIRRUS LOGIC ADVANCED PRODUCT DATABOOK
CS4610 AUDIO
ACCELERATOR
U2
74
R3 47 ABITCLK/SCLK
75
ASDOUT
76
ASDIN
77
R4 47 ASYNC/FSYNC
78
ARST
56
JAB1/SDO2
57
JAB2/SDO3
58
JBB1/LRCK
59
JBB2/MCLK
52
JACX
54
JBCX
55
JBCY
53
JACY
60
MIDIIN MIDIIN
63
MIDIOUT
66
SDIN2/GPIO
70
VOLUP
VOLUP/XTALI
VOLDN 71
VOLDN/XTALO
79
EECLK
EECLK/GPOUT
80
EEDATA
EEDAT/GPIO2
51
TEST
R7 10K
81
INTA# INTA
82
RST# RST
83
CLK PCICLK
84
GNT# PCI_GNT
85
REQ# PCI_REQ
15
FRAME# FRAME
16
IRDY# IRDY
17
TRDY# TRDY
20
DEVSEL
23
STOP# STOP
24
PERR# PERR
25
SERR# SERR
26
PAR PAR
99
IDSEL IDSEL
+3.3VD
CRYGND
19
CVDD0
12
CVDD1
61
CVDD2
64
CVDD3
68
CVDD4
86
PCIVDD0 PCIGND0
94
PCIVDD1 PCIGND1
100
PCIVDD2 PCIGND2
8
PCIVDD3 PCIGND3
21
PCIVDD4 PCIGND4
31
PCIVDD5 PCIGND5
+5V_PCI
39
PCIVDD6 PCIGND6
50
PCIVDD7 PCIGND7
73
VDD5REF
CS4610-CM
C57
Y5V
0.1uF
DGND
CS4610-CM PCIVDD PINS
+3.3VD +3.3VD
PIN 8 PIN 21
C41 C43
Y5V Y5V
0.1uF 0.1uF
DGND DGND
+3.3VD +3.3VD
PIN 50 PIN 86
C49 C51
Y5V Y5V
0.1uF 0.1uF
DGND DGND
48
AD0
AD00
47
AD1
AD01
46
AD2
AD02
45
AD3
AD03
44
AD4
AD04
43
AD5
AD05
42
AD6
AD06
41
AD7
AD07
37
AD8
AD08
36
AD9
AD09
35
AD10
AD10
34
AD11
AD11
33
AD12
AD12 AD[31..0]
32
AD13
AD13
29
AD14
AD14
28
AD15
AD15
11
AD16
AD16
10
AD17
AD17
9
AD18
AD18
6
AD19
AD19
5
AD20
AD20
4
AD21
AD21
3
AD22
AD22
2
AD23
AD23
97
AD24
AD24
96
AD25
AD25
95
AD26
AD26
92
AD27
AD27
91
AD28 +3.3VD
AD28
90
AD29
AD29
89
AD30
AD30
88
AD31
AD31
38
L6
CBEO C/BE0#
27
120 @ 100MHz
CBE1 C/BE1#
14
CBE2 C/BE2#
98
CBE3 C/BE3#
69
CRYVDD
72
C39 C40
1
1000pF 0.1uF
18
X7R Y5V
CGND0
13
CGND1
62
2
CGND2
65
CGND3
67
DGND
CGND4
87
93
1
7
22
30
40
49
DGND
+3.3VD +3.3VD
PIN 31 PIN 39
C45 C47
Y5V Y5V
0.1uF 0.1uF
DGND DGND
+3.3VD +3.3VD
PIN 94 PIN 100
C53 C55
Y5V Y5V
0.1uF 0.1uF
DGND DGND
9