UG42S6442HSG
Data sheets can be downloaded at www.unigen.com
16M Bytes (2M x 64 bits)
SYNCHRONOUS
DRAM MODULE
PC100 SDRAM Unbuffered SODIMM
based on 2 pcs 2M x 32 SDRAM with LVTTL, 4 banks & 4K Refresh
GENERAL DESCRIPTION
PIN ASSIGNMENT (Front View)
144-Pin SODIMM
The UG42S6442HSG-PL/PH is a 2Mbits x 64 Sync
DRAM module. The UG42S6442HSG-PL/PH is assembled
using 2 pcs of 2M x 32 with 4 Banks Sync DRAMs in 86 pin
TSOP packages mounted on 144 pin unbuffered printed
circuit board.
FEATURES
Single 3.3V ± 10% power supply
Utilizes 100 MHz SDRAM components
•
•
PIN SYMBOL PIN SYMBOL PIN SYMBOL PIN SYMBOL
• Burst Mode Operation
1
VSS
DQ0
DQ1
DQ2
DQ3
VCC
DQ4
DQ5
DQ6
DQ7
VSS
2
VSS
DQ32
DQ33
DQ34
DQ35
VCC
73
75
NC
VSS
74
76
NC
VSS
3
4
•
•
Data scramble (Sequential & Interleave)
All inputs are sampled at the positive
going edge of the system clock
5
6
77
NC
78
NC
7
8
79
NC
80
NC
9
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
64
66
68
70
72
81
VCC
82
VCC
•
•
Two Clocks System
Auto & self refresh capability (4096 Cycles/64ms)
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
61
63
65
67
69
71
83
DQ16
DQ17
DQ18
DQ19
VSS
84
DQ48
DQ49
DQ50
DQ51
VSS
DQ36
DQ37
DQ38
DQ39
VSS
85
86
• LVTTL compatible inputs and output
87
88
Serial PD with EEPROM
•
89
90
PCB:Height (1000mil),single sided component
•
91
92
93
DQ20
DQ21
DQ22
DQ23
VCC
94
DQ52
DQ53
DQ54
DQ55
VCC
DQM0
DQM1
VCC
A0
DQM4
DQM5
VCC
95
96
ABSOLUTE MAXIMUM RATINGS
97
98
• Voltage Relative to GND
• Operating Temperature
• Storage Temperature
• Short circuit Output Current
• Power Dissipation
-0.3 to + 4.6V
0 to + 70°C
-55°C to + 125°C
50mA
99
100
102
104
106
108
110
112
114
116
118
120
122
124
126
128
130
132
134
136
138
140
142
144
A3
101
103
105
107
109
111
113
115
117
119
121
123
125
127
129
131
133
135
137
139
141
143
A1
A4
A6
A7
A2
A5
A8
BA0
VSS
VSS
VSS
VSS
2W
DQ8
DQ9
DQ10
DQ11
VCC
DQ12
DQ13
DQ14
DQ15
VSS
DQ40
DQ41
DQ42
DQ43
VCC
A9
BA1
A10
NC
VCC
VCC
ORDERING INFORMATION
DQM2
DQM3
VSS
DQM6
DQM7
VSS
INTERNAL
BANK
SDRAM
PACKAGE
DQ44
DQ45
DQ46
DQ47
VSS
REF.
PLATING
PART NO.
DQ24
DQ25
DQ26
DQ27
VCC
DQ56
DQ57
DQ58
DQ59
VCC
UG42S6442HSG-PH
TSOP
4 Banks
4K
Gold
UG42S6442HSG-PL
NC
NC
NC
NC
DQ28
DQ29
DQ30
DQ31
VSS
DQ60
DQ61
DQ62
DQ63
VSS
CLK0
VCC
/RAS
/WE
/CS0
NC
CKE0
VCC
/CAS
NC
REVISION HISTORY
Oct 03 , 2001
NC
SDA
VCC
SCL
NC
VCC
Rev - A Product brief released.
NOTE:
Pin symbols in parentheses are not used on these modules but may be
used for other modules in this product family. They are for reference only.
Re-Tek- 541
45388 Warm Springs Blvd. Fremont, CA. 94539
support@unigen.com
http://www.unigen.com,
1
TEL: (510) 668-2088
Customer Comment Line: 1-800-826-0808
FAX: (510)661-2788