At75c320 pin configuration – Rainbow Electronics AT75C320 User Manual
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AT75C320
1769A–07/01
AT75C320 Pin Configuration
Table 1. AT75C320 Pinout in PQFP160 Package
Pin
PQFP160
Pin
PQFP160
Pin
PQFP160
Pin
PQFP160
1
NC
41
NC
81
PA12/NPCS1
121
NC
2
NC
42
PB6/NWDOVF
82
VDD2V5
122
NC
3
D10
43
PB5/NRIA
83
GND
123
A16
4
D11
44
PB4 84
A0
124
A17
5
NCE3
45
PB3/NCTSA
85
A1
125
A18
6
D12
46
DBW32
86
A2
126
A19
7
D13
47
GND
87
A3
127
A20
8
SRXB
48
VDD3V3
88
VDD3V3
128
A21
9
NWE0
49
RESET
89
BO208
129
VDD2V5
10
GND
50
IRQ0
90
NWR
130
GND
11
VDD3V3
51
PB2/TIOB1
91
NWAIT
131
VDD3V3
12
D14
52
PB9
92
NREQ
132
D0
13
D15
53
PB1/TIOA1
93
FIQ
133
DQM0
14
NC
54
PB8
94
NGNT
134
D1
15
NWE1
55
PB0/TCLK1
95
SCLKA
135
DQM1
16
NC
56
VDD2V5
96
FSA
136
D2
17
VDD2V5
57
GND
97
STXA
137
D3
18
GND
58
TST
98
SRXA
138
D4
19
VDD2V5
59
NTRST
99
A4
139
RAS
20
XTALIN
60
TCK
100
A5
140
CAS
21
XTALOUT
61
TMS
101
A6
141
CS0
22
GND
62
TDI
102
A7
142
CS1
23
PLL_GND
63
TDO
103
NPCSS
143
DCK
24
XREF240
64
PA0/OakAIN0
104
SPCK
144
WE
25
PLL_VDD2V5
65
PA1/OakAIN1
105
MISO
145
D5
26
GND
66
PA2/OakAOUT0
106
MOSI
146
STXB
27
VDD2V5
67
PA3/OakAOUT1
107
VDD3V3
147
FSB
28
RXDA
68
PA19/ACLK
108
GND
148
SCLKB
29
TXDA
69
PA4/OakBIN0
109
VDD2V5
149
D6
30
NRTSA
70
GND
110
GND
150
D7
31
NCTSA
71
VDD3V3
111
A8
151
GND
32
NDCDB
72
PA5/OakBIN1
112
A9
152
VDD3V3
33
NDTRA
73
PA6/OakBOUT0
113
A10
153
NCE0
34
NDSRA
74
PA7/OakBOUT1
114
A11
154
D8
35
GND
75
PA8/TCLK0
115
A12
155
D9
36
VDD3V3
76
PA9/TIOA0
116
VDD3V3
156
NSOE
37
NDCDA
77
PA10/TIOB0
117
GND
157
GND
38
TXDB
78
PA11/SCKA
118
A13
158
GND
39
RXDB
79
NC
119
A14
159
NC
40
PB7 80
NC
120
A15
160
NC