CN8478 Datasheet, PDF (19/221 Pages) Conexant Systems, Inc – Multichannel Synchronous Communications Controller (MUSYCC)

CN8478/CN8474A/CN8472A/CN8471A
Multichannel Synchronous Communications Controller (MUSYCC™)
1.0 System Description
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] 1
RDAT[7]
2
ROOF[3]
3
RCLK[3] 4
RSYNC[3] 5
RDAT[3] 6
ROOF[6] 7
RCLK[6] 8
RSYNC[6] 9
RDAT[6] 10
ROOF[2] 11
RCLK[2] 12
VDDp 13
VSS 14
RSYNC[2] 15
RDAT[2] 16
ROOF[5]
17
RCLK[5]
18
RSYNC[5]
19
RDAT[5]
20
ROOF[1] 21
RCLK[1] 22
RSYNC[1] 23
RDAT[1] 24
ROOF[4] 25
RCLK[4] 26
VDDc 27
VSS 28
RSYNC[4] 29
RDAT[4] 30
ROOF[0] 31
RCLK[0] 32
RSYNC[0] 33
RDAT[0] 34
TCK 35
TRST* 36
TMS 37
TDO 38
TDI 39
INTB* 40
INTA* 41
VDDo 42
PCLK 43
VSSo 44
PRST 45
GNT* 46
REQ* 47
AD[31] 48
AD[30] 49
AD[29] 50
AD[28] 51
VGG 52
Preliminary
CN8478
156 VGG
155 EAD[8]
154 EAD[7]
153 VSSo
152 EAD[6]
151 EAD[5]
150 EAD[4]
149 EAD[3]
148 VSSo
147 VDDo
146 EAD[2]
145 EAD[1]
144 EAD[0]
143 TCLK[3]
142 TSYNC[3]
141 TDAT[3]
140 TCLK[7]
139 TSYNC[7]
138 TDAT[7]
137 VSSo
136 TCLK[2]
135 TSYNC[2]
134 TDAT[2]
133 VSS
132 VDDc
131 TCLK[6]
130 TSYNC[6]
129 _TDAT[6]
128 TCLK[1]
127 TSYNC[1]
126 TDAT[1]
125 TCLK[5]
124 TSYNC[5]
123 TDAT[5]
122 TCLK[0]
121 TSYNC[0]
120 TDAT[0]
119 VSS
118 VDDp
117 TCLK[4]
116 TSYNC[4]
115 TDAT[4]
114 TM[0]
113 TM[1]
112 TM[2]
111 VSSo
110 VDDo
109 AD[0]
108 AD[1]
107 AD[2]
106 AD[3]
105 AD[4]
100660E
Conexant
1-5