參數(shù)資料
型號: VRC4171A
廠商: NEC Corp.
英文描述: Companion Chip for VR4100 Family MIPS RISC Microprocessor(VR4100系列RSIC微處理器的配對芯片)
中文描述: 同伴芯片為VR4100家庭的MIPS RISC微處理器(VR4100系列重結(jié)晶微處理器的配對芯片)
文件頁數(shù): 3/16頁
文件大小: 114K
代理商: VRC4171A
3
V
RC
4171A Companion Chip
Figure 2. Pin Configuration
208-pin LQFP (28 mm x 28 mm with 0.5 mm pin pitch)
Refer to the V
RC
4171A Companion Chip User’s Manual(document no. U13275EU1V0UM00) for
a detailed description of pin functions.
98YL-0004B (7/98)
2
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
1
GND
GND
*RESET
*A_CD[2]
*A_CD[1]
*A_VS[2]
*A_VS[1]
*A_VCCEN[1]
*A_VCCEN[0]
A_VPPEN[1]
A_VPPEN[0]
A_BVD[2]
A_BVD[1]
A_RESET
*SPKROUT
SA[0]
SA[1]
SA[2]
SA[3]
SA[9]
SA[10]
SA[11]
SA[4]
SA[5]
SA[6]
GND
VCC
SA[8]
SA[12]
SA[13]
SA[14]
SA[15]
SA[16]
SA[17]
SA[18]
SA[19]
SA[20]
SA[21]
SA[22]
SA[23]
*SMRD
*SMWR
*MEMCS16
*IOCS16
IOCHRDY
BUSCLK
*SBHE
*SIORD
*SIOWR
GND
GND
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
GND
GND
MFP[8]
MFP[7]
MFP[6]
MFP[5]
MFP[4]
MFP[3]
MFP[2]
MFP[1]
MFP[0]
NC
MCLK/NC
VPBIAS
VPLCDBL
VPLCD
VD_L[0]
VD_L[1]
VD_L[2]
VD_L[3]
VD_L[4]
VD_L[5]
VD_L[6]
VD_L[7]
GATED_I
GND
SVCC
DTMG
LP
FLM
VD_U[0]
VD_U[1]
VD_U[2]
VD_U[3]
VD_U[4]
VD_U[5]
VD_U[6]
VD_U[7]
TFTD[16]
TFTD[17]
VD[0]
VD[8]
VD[1]
VD[9]
VD[2]
VD[10]
VD[3]
VD[11]
VD[4]
GND
GND
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
V
X
X
C
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
*
*
*
*
*
V
G
*
*
*
L
*
S
S
I
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
V
5
5
5
5
5
5
5
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
7
7
7
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
9
9
1
1
1
1
1
V
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
V
G
M
M
M
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
*
*
A
*
*
*
V
V
RC
4171
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