CYM74P55 데이터 시트보기 (PDF) - Cypress Semiconductor
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CYM74P55 Datasheet PDF : 7 Pages
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PRELIMINARY
CYM74BP54
CYM74P54/55
CYM74SP54/55
Pin Configuration
Dual Read–Out SIMM (DIMM)
Top View
GND 81
D63
82
VCC
83
D61
84
VCC
85
D59
86
D57
87
GND 88
(74P5X, 74SP5X) DP7 / (74BP54) NC
89
D55
90
D53
91
D51
92
GND 93
D49
94
D47
95
D45
96
D43
97
GND 98
D41
99
(74P5X, 74SP5X) DP5 / (74BP54) NC 100
D39 101
D37 102
D35 103
GND 104
D33 105
D31 106
D29 107
D27 108
D25 109
GND 110
(74P5X, 74SP5X) DP3 / (74BP54) NC 111
D23 112
D21 113
VCC 114
D19 115
GND 116
D17 117
VCC 118
D15 119
D13 120
GND 121
D11 122
1 GND
2 D62
3 NC (74BP54) / VCCQ (74P5X, 74SP5X)
4
D60
5
NC (74BP54) / VCCQ (74P5X, 74SP5X)
6 D58
7 D56
8 GND
9 NC (74BP54) / DP6 (74P5X, 74SP5X)
10 D54
11 D52
12 D50
13 GND
14 D48
15 D46
16 D44
17 D42
18 GND
19 D40
20 NC (74BP54) / DP4 (74P5X, 74SP5X)
21 D38
22 D36
23
D34
24 GND
25 D32
26 D30
27 D28
28 D26
29 D24
30 GND
31 NC (74BP54) / DP2 (74P5X, 74SP5X)
32 D22
33 D20
34 NC (74BP54) / VCCQ (74P5X, 74SP5X)
35 D18
36 GND
37 D16
38 NC (74BP54) / VCCQ (74P5X, 74SP5X)
39 D14
40 D12
41 GND
42 D10
VCC 123
D9 124
(74P5X, 74SP5X) DP1 / (74BP54) NC 125
VCC 126
D7 127
D5 128
D3 129
D1 130
GND 131
A3–1 132
A4–1 133
(74P5X, 74SP5X) A5–1 / (74BP54) NC 134
(74P5X,
74SP5X)
A6–1
/
(74BP54)
NC
A7
135
136
GND 137
A9 138
A11 139
A13 140
A15 141
A17 142
GND 143
(ReservedA 19) NC 144
PD1 145
(74P5X, 74SP5X) CLK0 / (74BP54) NC 146
(Reserved CLK2) NC 147
GND 148
WE7 149
WE5 150
WE3 151
WE1 152
GND 153
(74P55, 74SP5X) ADSC1 / (74BP54, 74P54) NC 154
CE1 155
(74P55, 74SP5X) ADV1 / (74BP54, 74P54) NC 156
OE1 157
VCC 158
(74P55, 74SP5X) ADSP1 / (74BP54, 74P54) NC 159
GND 160
43
44
NC
D8
(74BP54)
/
VCCQ
(74P5X,
74SP5X)
45 NC (74BP54) / DP0 (74P5X, 74SP5X)
46 NC (74BP54) / VCCQ (74P5X, 74SP5X)
47 D6
48 D4
49 D2
50 D0
51 GND
52 A3–0
53 A4–0
54 A5–0
55 A6–0
56 A8
57 GND
58 A10
59 A12
60 A14
61 A16
62 NC (74BP54, 74SP54) / GND (74P54) / A18 (74P55, 74SP55)
63 GND
64 PD0
65 PD2
66 NC (74BP54, 74P54) / CLK1 (74P55, 74SP5X)
67 NC (Reserved CLK3)
68 GND
69 WE6
70 WE4
71 WE2
72 WE0
73 GND
74 CALE (74BP54) / ADSC0 (74P5X, 74SP5X)
75 CE0
76 NC (74BP54) / ADV0 (74P5X, 74SP5X)
77 OE0
78 NC (74BP54) / VCCQ (74P5X, 74SP5X)
79 NC (74BP54) / ADSP0 (74P5X, 74SP5X)
80 GND
74BP54–5
4
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