SM532328574F0BU
March 31, 2000
Revision History
• March 31, 2000
Added Command Truth Table, Mode Register Table and notes.
Modified waveforms ( Auto Refresh (CBR) cycle and Power Down Mode and Clock Mask).
• January 19, 1999
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:
36 Linford Forum, Rockingham Dr., Linford Wood, Milton Keynes, MK14 6LY, UK • Tel: +44-1908 234030 • Fax: +44-1908-234191
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
1
SM532328574F0BU
March 31, 2000
128MByte (32M x 32) Synchronous DRAM Module - 16Mx8 based
100-pin DIMM, Unbuffered
Features
•
•
•
•
•
•
•
Standard
Configuration
Cycle Time
CAS# Latency
Burst Length
Burst Type
No. of Internal
Banks per SDRAM
• Operating Voltage
:
:
:
:
:
:
:
:
JEDEC
Non-ECC
8/10ns
2&3
1, 2, 4, 8 or Page
Linear/Interleave
4
3.3V
•
•
•
•
•
•
Refresh
:
4K
Device Physicals
:
400mil TSOP
Lead Finish
:
Gold
Length x Height
:
90.19mm x 29.71mm
No. of sides
:
Double-sided
Mating Connector (Examples)
Vertical
:
AMP-390070-6 (3.3V, Gold)
Functional Diagram
DQMB1
DQMB0
CS0#
CLK0
CKE0
RAS#
CAS#
WE#
DQMB2
DQMB3
CS2#
16Mx8
SDRAM
16Mx8
SDRAM
16Mx8
SDRAM
16Mx8
SDRAM
CLK1
CKE1
CS1#
16Mx8
SDRAM
16Mx8
SDRAM
16Mx8
SDRAM
16Mx8
SDRAM
CS3#
DQ0~DQ7
DQ8~DQ15
DQ16~DQ23
DQ24~DQ31
DQ0~DQ31
Notes :
SA0~SA2
1.
A0~A11, BA0 and BA1 to all SDRAMs.
SCL
2.
Data and CLK are terminated using 10
Ω
series
resistors.
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:
36 Linford Forum, Rockingham Dr., Linford Wood, Milton Keynes, MK14 6LY, UK • Tel: +44-1908 234030 • Fax: +44-1908-234191
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
2
SM532328574F0BU
March 31, 2000
Pin Name
A0~A11
A0~A9
BA0, BA1
DQ0~DQ31
CLK0, CLK1
RAS#
CAS#
CKE0, CKE1
DQMB0~DQMB3
Row Addressess
Column Addresses
Bank Select Addresses
Data Inputs/Outputs
Clock Inputs
Row Address Strobe
Column Address Strobe
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
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
Pin
Designation
V
SS
DQ0
DQ1
DQ2
DQ3
V
CC
DQ4
DQ5
DQ6
DQ7
DQMB0
V
SS
A0
A2
A4
A6
A8
A10/AP(Note 1)
BA1
NC
V
CC
NC
NC
NC
CLK0
Pin
No.
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Pin
Designation
V
SS
CKE0
WE#
CS0#
CS2#
V
CC
NC
NC
NC
NC
V
SS
DQMB2
DQ16
DQ17
DQ18
DQ19
V
CC
DQ20
DQ21
DQ22
DQ23
V
SS
SDA
SCL
V
CC
Pin
No.
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
Pin
Designation
V
SS
DQ8
DQ9
DQ10
DQ11
V
CC
DQ12
DQ13
DQ14
DQ15
DQMB1
V
SS
A1
A3
A5
A7
A9
BA0
A11
NC
V
CC
RAS#
CAS#
NC
CLK1
Pin
No.
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
Pin
Designation
V
SS
CKE1
NC
CS1#
CS3#
V
CC
NC
NC
NC
NC
V
SS
DQMB3
DQ24
DQ25
DQ26
DQ27
V
CC
DQ28
DQ29
DQ30
DQ31
V
SS
SA0
SA1
SA2
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:
36 Linford Forum, Rockingham Dr., Linford Wood, Milton Keynes, MK14 6LY, UK • Tel: +44-1908 234030 • Fax: +44-1908-234191
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
3
SM532328574F0BU
March 31, 2000
DC Characteristics
Absolute Maximum Ratings
Parameter
Voltage on any pin relative to V
SS
Power Dissipation
Operating Temperature
Storage Temperature
Short Circuit Output Current
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
+0.3
0.8
Unit
V
V
V
V
Symbol
V
T
P
T
T
opr
T
stg
I
OS
Ratings
- 1.0 to +4.6
8
0 to +70
- 55 to +150
50
Unit
V
W
°
C
°
C
mA
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:
36 Linford Forum, Rockingham Dr., Linford Wood, Milton Keynes, MK14 6LY, UK • Tel: +44-1908 234030 • Fax: +44-1908-234191
Asia/Pacific:
Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-3992903
4
SM532328574F0BU
March 31, 2000
DC Characteristics (cont’d)
Capacitance
(V
CC
= 3.3V
±
0.3V, T
A
= +25
°
C)
Parameter
Input Capacitance (Address, WE#, RAS#, CAS#)
Input Capacitance (CS#, DQMBs)
Input Capacitance (CKE0, CKE1)
Input Capacitance (CLK0~CLK3)
Input/Output Capacitance (DQ0~DQ31)
Notes : Capacitance is sampled per Mil-Std-883.
Symbol
C
I1
C
I2
C
I3
C
I4
C
I/O
Max
50
20
30
35
24
Unit
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
2.4
-
-
0.4
V
V
Min
-40
-10
8ns
Max
40
10
10ns
Min
Max
-40
40
-10
10
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:
36 Linford Forum, Rockingham Dr., Linford Wood, Milton Keynes, MK14 6LY, UK • Tel: +44-1908 234030 • Fax: +44-1908-234191
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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