SM572648578D6UJ
Preliminary
Revision History
• August 8, 2000
Datasheet released.
C
orporate Headquarters:
P. O. Box 1757, Fremont, CA 94538, USA • Tel:(510) 623-1231 • Fax:(510) 623-1434 • E-mail: info@smartm.com
Europe:
Unit 5, Herriard Business Park, Herriard, Basingstoke, Hampshire, RG25 2PN, UK • Tel: +44-870-870-8747 • Fax: +44-870-870-8757
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
1
SM572648578D6UJ
Preliminary
512MByte (64M x 72) CMOS Synchronous DRAM Module - 32Mx8 based
168-pin DIMM, Unbuffered
Features
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Standard
:
JEDEC (w/PC100 Devices)
Configuration
:
ECC
Cycle Time
:
10ns
CAS# Latency
:
2&3/3
Burst Length
:
1, 2, 4, 8 or Page
Burst Type
:
Linear/Interleave
No. of Internal
Banks per SDRAM :
4
Operating Voltage :
3.3V
Refresh
:
8K
Device Physicals
:
400mil TSOP
Lead Finish
:
Gold
Length x Height
:
133.35mm x 31.75mm
No. of sides
:
Double-sided
Mating Connector (Examples)
Vertical
:
AMP-382830-6
Functional Diagram
DQMB5
DQMB4
DQMB1
DQMB0
CS0#
CLK0
CKE0
DQMB2
DQMB3
DQMB6
DQMB7
CS2#
CLK2
32Mx8
SDRAM
32Mx16
Block
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
CS1#
CLK1
CKE1
32Mx8
SDRAM
32Mx16
Block
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
32Mx8
SDRAM
CS3#
CLK3
DQ0~DQ7
CB0~CB7
DQ8~DQ15
DQ32~DQ39
DQ40~DQ47
DQ16~DQ23
DQ24~DQ31
DQ48~DQ55
DQ56~DQ63
DQ0~DQ63, CB0~CB7
Notes:
1. A0~A12, BA0 and BA1 to all SDRAMs.
SA0~SA2
2. WE#, RAS#, CAS# to all SDRAMs.
SCL
3. Data and CLKs are terminated using 10
Ω
series resistors.
4. Each 32Mx16 Block comprises of two 32Mx8 SDRAMs.
5. CKE1 has a pull-up resistor of 10K
Ω
to V
CC.
6. Refer to note on page 3 for details on DQM control scheme.
A0~A2
SCL
SDA
SERIAL PD
EEPROM
SDA
V
CC
V
SS
Decoupling capacitors
to all devices.
( All specifications of this device are subject to change without notice.)
C
orporate Headquarters:
P. O. Box 1757, Fremont, CA 94538, USA • Tel:(510) 623-1231 • Fax:(510) 623-1434 • E-mail: info@smartm.com
Europe:
Unit 5, Herriard Business Park, Herriard, Basingstoke, Hampshire, RG25 2PN, UK • Tel: +44-870-870-8747 • Fax: +44-870-870-8757
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
2
SM572648578D6UJ
Preliminary
Pin Name
A0~A12
A0~A9
BA0, BA1
DQ0~DQ63, CB0~CB7
CLK0~CLK3
RAS#
CAS#
CKE0, CKE1
DQMB0~DQMB7
Column Addresses
Row Addresses
Bank Select Addresses
Data Inputs/Outputs
Clock Inputs
Row Address Strobes
Column Address Strobes
Clock Enable
DQ Mask Enables
CS0#~CS3#
WE#
SA0~SA2
SDA
SCL
V
CC
V
SS
NC
Chip Selects
Write Enable
Decode Inputs
Serial Data Input/Output
Serial Clock
Power Supply
Ground
No Connection
Note:
DQMs v/s Data I/Os
DQMB0 controls DQ0~DQ7
DQMB1 controls DQ8~DQ15
CB0~CB7
DQMB2 controls DQ16~DQ23
DQMB3 controls DQ24~DQ31
DQMB4 controls DQ32~DQ39
DQMB5 controls DQ40~DQ47
DQMB6 controls DQ48~DQ55
DQMB7 controls DQ56~DQ63
Pin
No.
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
Pin
Designation
V
SS
DQ0
DQ1
DQ2
DQ3
V
CC
DQ4
DQ5
DQ6
DQ7
DQ8
V
SS
DQ9
DQ10
DQ11
DQ12
DQ13
V
CC
DQ14
DQ15
CB0
CB1
V
SS
NC
NC
V
CC
WE#
DQMB0
DQMB1
CS0#
NC
V
SS
A0
A2
A4
A6
A8
A10/AP (Note1)
BA1
V
CC
V
CC
CLK0
Pin
No.
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
Pin
Designation
V
SS
NC
CS2#
DQMB2
DQMB3
NC
V
CC
NC
NC
CB2
CB3
V
SS
DQ16
DQ17
DQ18
DQ19
V
CC
DQ20
NC
NC
CKE1
V
SS
DQ21
DQ22
DQ23
V
SS
DQ24
DQ25
DQ26
DQ27
V
CC
DQ28
DQ29
DQ30
DQ31
V
SS
CLK2
NC
NC
SDA
SCL
V
CC
Pin
No.
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
Pin
Designation
V
SS
DQ32
DQ33
DQ34
DQ35
V
CC
DQ36
DQ37
DQ38
DQ39
DQ40
V
SS
DQ41
DQ42
DQ43
DQ44
DQ45
V
CC
DQ46
DQ47
CB4
CB5
V
SS
NC
NC
V
CC
CAS#
DQMB4
DQMB5
CS1
RAS#
V
SS
A1
A3
A5
A7
A9
BA0
A11
V
CC
CLK1
A12
Pin
No.
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
Pin
Designation
V
SS
CKE0
CS3#
DQMB6
DQMB7
NC
V
CC
NC
NC
CB6
CB7
V
SS
DQ48
DQ49
DQ50
DQ51
V
CC
DQ52
NC
NC
NC
V
SS
DQ53
DQ54
DQ55
V
SS
DQ56
DQ57
DQ58
DQ59
V
CC
DQ60
DQ61
DQ62
DQ63
V
SS
CLK3
NC
SA0
SA1
SA2
V
CC
Note :
1. A10/AP initiates Auto-precharge.
C
orporate Headquarters:
P. O. Box 1757, Fremont, CA 94538, USA • Tel:(510) 623-1231 • Fax:(510) 623-1434 • E-mail: info@smartm.com
Europe:
Unit 5, Herriard Business Park, Herriard, Basingstoke, Hampshire, RG25 2PN, UK • Tel: +44-870-870-8747 • Fax: +44-870-870-8757
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
3
SM572648578D6UJ
Preliminary
DC Characteristics
Absolute Maximum Ratings
Parameter
Voltage on any pin relative to V
SS
Power Dissipation
Operating Temperature
Storage Temperature
Short Circuit Output Current
Symbol
V
T
P
T
T
opr
T
stg
I
OS
Ratings
- 1.0 to +4.6
18
0 to +70
- 55 to +150
50
Unit
V
W
°
C
°
C
mA
Recommended DC Operating Conditions
(T
A
= 0 to +70
°
C)
Parameter
Supply Voltage
Ground
Input High Voltage
Input Low Voltage
Symbol
V
CC
V
SS
V
IH
V
IL
Min
3.0
0
2.0
-0.3
Typ
3.3
0
-
-
Max
3.6
0
V
CC
+0.3V
0.8
V
Unit
V
V
C
orporate Headquarters:
P. O. Box 1757, Fremont, CA 94538, USA • Tel:(510) 623-1231 • Fax:(510) 623-1434 • E-mail: info@smartm.com
Europe:
Unit 5, Herriard Business Park, Herriard, Basingstoke, Hampshire, RG25 2PN, UK • Tel: +44-870-870-8747 • Fax: +44-870-870-8757
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
4
SM572648578D6UJ
Preliminary
DC Characteristics (cont’d)
Capacitance
(V
CC
= 3.3V
±
0.3V, T
A
= +25
°
C)
Parameter
Input Capacitance (Address, WE#, RAS#, CAS#)
Input Capacitance (DQMB1, CS2#, CS3#)
Input Capacitance (DQMB0, DQMB2~DQMB7)
Input Capacitance (CS0#, CS1#, CLK0~CLK3)
Input Capacitance (CKE0, CKE1)
Input/Output Capacitance (DQ0~DQ63, CB0~CB7)
Notes : Capacitance is sampled per Mil-Std-883.
Symbol
C
I1
C
I2
C
I3
C
I4
C
I5
C
I/O
Max
100
30
20
35
55
24
Unit
pF
pF
pF
pF
pF
pF
(V
CC
= 3.3V
±
0.3V, V
SS
= 0V, T
A
= 0 to +70
°
C)
Parameter
Input Leakage Current
Output Leakage Current
Output High Voltage
Output Low Voltage
Symbol
I
LI
I
LO
V
OH
V
OL
Test Conditions
0V
≤
V
in
≤
V
CC
+0.3V
0V
≤
V
out
≤
V
CC
D
out
= Disable
High I
out
= -2mA
Low I
out
= 2mA
2.4
-
-
0.4
V
V
Min
-180
-20
10ns
Max
180
20
Unit
µ
A
µ
A
C
orporate Headquarters:
P. O. Box 1757, Fremont, CA 94538, USA • Tel:(510) 623-1231 • Fax:(510) 623-1434 • E-mail: info@smartm.com
Europe:
Unit 5, Herriard Business Park, Herriard, Basingstoke, Hampshire, RG25 2PN, UK • Tel: +44-870-870-8747 • Fax: +44-870-870-8757
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
5
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