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UG516W664(8)4HK(S)G
128M Bytes (16M x 64) DRAM 168Pin DIMM based on 16M x 4
General Description
The UG516W664(8)4HK(S)G is a 16,777,216 bits by 64 EDO
DRAM module. The UG516W664(8)4HK(S)G is assembled
using 16 pcs of 16Mx4 4K/8K refresh DRAMs in a 32 pin 400
mil SOJ/TSOP package ,and one EEPROM for SPD in 8pin
SOIC package mounted on a 168pin unbuffered printed circuit
board.
Pin Assignment
Pin #
1
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
Signal
VSS
DQ0
DQ1
DQ2
DQ3
VCC
DQ4
DQ5
DQ6
DQ7
DQ8
VSS
DQ9
DQ10
DQ11
DQ12
DQ13
VCC
DQ14
DQ15
NC
NC
VSS
NC
NC
VCC
WE0
CAS0
CAS1
RAS0
OE0
VSS
A0
A2
A4
A6
A8
A10
A12
VCC
VCC
NC
Pin #
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
Signal
VSS
OE2
RAS2
CAS2
CAS3
WE2
VCC
NC
NC
NC
NC
VSS
DQ16
DQ17
DQ18
DQ19
VCC
DQ20
NC
NC
NC
VSS
DQ21
DQ22
DQ23
VSS
DQ24
DQ25
DQ26
DQ27
VCC
DQ28
DQ29
DQ30
DQ31
VSS
NC
NC
NC
SDA
SCL
VCC
Pin #
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
Signal
VSS
DQ32
DQ33
DQ34
DQ35
VCC
DQ36
DQ37
DQ38
DQ39
DQ40
VSS
DQ41
DQ42
DQ43
DQ44
DQ45
VCC
DQ46
DQ47
NC
NC
VSS
NC
NC
VCC
NC
CAS4
CAS5
NC
NC
VSS
A1
A3
A5
A7
A9
A11
NC
VCC
NC
NC
Pin # Signal
127 VSS
128 NC
129 NC
130 CAS6
131 CAS7
132 NC
133 VCC
134 NC
135 NC
136 NC
137 NC
138 VSS
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140 DQ49
141 DQ50
142 DQ51
143 VCC
144 DQ52
145 NC
146 NC
147 NC
148 VSS
149 DQ53
150 DQ54
151 DQ55
152 VSS
153 DQ56
154 DQ57
155 DQ58
156 DQ59
157 VCC
158 DQ60
159 DQ61
160 DQ62
161 DQ63
162 VSS
163 NC
164 NC
165 SA0
166 SA1
167 SA2
168 VCC
Features
Single 3.3 +/- 0.3V power supply
· Hyper-Page Mode (EDO) operation
· CAS-before-RAS Refresh capability
· 4096 \ 8192 refresh cycles every 64 \ 128ms
· 12/11 \ 13/10 Addressing (Row/Column)
· LVTTL compatible inputs and output
· Serial PD with EEPROM
· New JEDEC standard without buffer
·· PCB:Height (1250mil), double sided component
Part Identification
Part Number
UG516W6644HKG
UG516W6644HSG
UG516W6684HKG
UG516W6684HSG
PKG
400 mil SOJ
400 mil TSOP
400 mil SOJ
400 mil TSOP
Ref.Cycle
4K
4K
8K
8K
Absolute Maximum Ratings
DataShee
·····Voltage Relative to GND
Operating Temperature
-0.5 to +4.6 V
0 to +70 C
Storage Temperature
-55 to +150 C
Short-circuit Output Current
50mA
Power Dissipation
16.0 W
Pin Names
Pin Name
A0 ~ A11
A0 ~ A12
DQ0 ~ DQ63
WE0 , WE2
OE0 , OE2
RAS0 , RAS2
CAS0 ~ CAS7
VCC
VSS
NC
SDA
SCL
SA0 -SA2
Function
Address Input(4K ref.)
Address Input(8K ref.)
Data In/Out
Read/Write Enable
Output Enable
Row Address Storbe
Column Address Strobe
Power(+3.3V)
Ground
No Connection
Serial Address /Data I/O
Serial Clock
Address in EEPROM
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