CN8478/CN8474A/CN8472A/CN8471A
1.0 System Description
Multichannel Synchronous Communications Controller (MUSYCC™)
1.1 Pin Descriptions
1.1 Pin Descriptions
Figures 1-4 through 1-7 illustrate the pinouts for CN8478, CN8474A, CN8472A, and CN8471A. Signals
marked with black are NCs. Tables 1-1 and 1-2 summarize the pin assignments for the CN8478 in the MQFP
and PBGA packages, respectively. Table 1-3 lists the pin input and output functions. Table 1-4 lists the hardware
signal definitions.
Figure 1-4. CN8478 MQFP Pinout Configuration
RSYNC[7]
RDAT[7]
ROOF[3]
RCLK[3]
RSYNC[3]
RDAT[3]
ROOF[6]
RCLK[6]
RSYNC[6]
RDAT[6]
ROOF[2]
RCLK[2]
VDDp
VSS
RSYNC[2]
RDAT[2]
ROOF[5]
RCLK[5]
RSYNC[5]
RDAT[5]
ROOF[1]
RCLK[1]
RSYNC[1]
RDAT[1]
ROOF[4]
RCLK[4]
VDDc
1
156
155
154
153
152
151
150
149
148
147
146
145
144
143
142
141
140
139
138
137
136
135
134
133
132
131
130
129
128
127
126
125
124
123
122
121
120
119
118
117
116
115
114
113
112
111
110
109
108
107
106
105
VGG
2
EAD[8]
EAD[7]
VSSo
EAD[6]
EAD[5]
EAD[4]
EAD[3]
VSSo
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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
VDDo
EAD[2]
EAD[1]
EAD[0]
TCLK[3]
TSYNC[3]
TDAT[3]
TCLK[7]
TSYNC[7]
TDAT[7]
VSSo
TCLK[2]
TSYNC[2]
TDAT[2]
VSS
VDDc
TCLK[6]
TSYNC[6]
TDAT[6]
TCLK[1]
TSYNC[1]
TDAT[1]
TCLK[5]
TSYNC[5]
TDAT[5]
TCLK[0]
TSYNC[0]
TDAT[0]
VSS
Preliminary
CN8478
VSS
RSYNC[4]
RDAT[4]
ROOF[0]
RCLK[0]
RSYNC[0]
RDAT[0]
TCK
TRST*
TMS
TDO
TDI
INTB*
INTA*
VDDo
PCLK
VSSo
PRST
GNT*
REQ*
AD[31]
AD[30]
AD[29]
AD[28]
VGG
VDDp
TCLK[4]
TSYNC[4]
TDAT[4]
TM[0]
TM[1]
TM[2]
VSSo
VDDo
AD[0]
AD[1]
AD[2]
AD[3]
AD[4]
100660E
Conexant
1-5
CONEXANT [ CONEXANT SYSTEMS, INC ]
