MOTOROLA
Order this document
by 5VEDOU32S/D
SEMICONDUCTOR
TECHNICAL DATA
1, 2, 4, 8M x 32
DRAM Single-In-Line
Memory Module (SIMM)
4, 8, 16, and 32 Megabyte
•
JEDEC–Standard 72–Lead Single–In–Line Memory Module (SIMM)
•
Single 5 V Power Supply, TTL–Compatible Inputs and Outputs
•
Extended Data Out (EDO)
•
RAS–Only Refresh, CAS before RAS Refresh, Hidden Refresh
•
4MB/8MB: 1024 Cycle Refresh: 16 ms
•
16MB/32MB: 2048 Cycle Refresh: 32 ms
PART NUMBERS
(See Page 23 for Definitions)
Organization
1M x 32
60
MB321BJ08TASN60
MB321BJ08TASG60
MB321BT08TASN60
MB321BT08TASG60
MB322BJ08TASN60
MB322BJ08TASG60
MB322BT08TASN60
MB322BT08TASG60
MB324CJ00TBSN60
MB324CJ00TBSG60
MB324CT00TBSN60
MB324CT00TBSG60
MB328CJ00TBSN60
MB328CJ00TBSG60
MB328CT00TBSN60
MB328CT00TBSG60
70
MB321BJ08TASN70
MB321BJ08TASG70
MB321BT08TASN70
MB321BT08TASG70
MB322BJ08TASN70
MB322BJ08TASG70
MB322BT08TASN70
MB322BT08TASG70
MB324CJ00TBSN70
MB324CJ00TBSG70
MB324CT00TBSN70
MB324CT00TBSG70
MB328CJ00TBSN70
MB328CJ00TBSG70
MB328CT00TBSN70
MB328CT00TBSG70
Organization
1M x 32 (4MB)
2M x 32 (8MB)
8M x 32
36
37
36
37
5 V, EDO, Unbuffered
1M x 32 (4MB), 2M x 32 (8MB)
72–LEAD LOW HEIGHT SIMM
BACK
1
1
FRONT
2M x 32
72
Comp.
Pkg.
TSOP
SOJ
TSOP
SOJ
72
Components
Case
866H–01
866A–02
866H–01
866A–02
Front
Back
4M x 32
2
2
4
2
0
0
0
2
KEY TIMING PARAMETERS
Speed
60
70
tRC (ns)
104
124
tRAC (ns)
60
70
tCAC (ns)
17
20
tAA (ns)
30
35
tEPC (ns)
25
30
4M x 32 (16MB), 8M x 32 (32MB)
72–LEAD LOW HEIGHT SIMM
CASE 866–02 (SOJ),
CASE 866H–01 (TSOP)
BACK
1
1
FRONT
ADDITIONAL PARAMETERS
Active Power
Dissipation
(mW) (Max)
2,035
1,705
2,057
1,727
4,840
4,180
4,928
4,268
176
88
72
72
BACK NOT POPULATED ON 4M x 32 (16MB)
12/5/96
Standby Power
Dissipation
TTL
22
CMOS
11
36
37
44
22
36
37
Configuration
C fi
i
4MB
Speed
S
d
60
70
8MB
60
70
16MB
60
70
88
44
32MB
60
70
©
Motorola, Inc. 1996
MOTOROLA DRAM
5VEDOU32S
1
1M, 2M, 4M, 8M x 32
5 V
EDO
U
PIN ASSIGNMENTS
Pin
1
2
3
4
5
6
7
8
9
10
11
12
Name
VSS
DQ0
DQ16
DQ1
DQ17
DQ2
DQ18
DQ3
DQ19
VCC
NC
A0
Pin
13
14
15
16
17
18
19
20
21
22
23
24
Name
A1
A2
A3
A4
A5
A6
A10*
DQ4
DQ20
DQ5
DQ21
DQ6
Pin
25
26
27
28
29
30
31
32
33
34
35
36
Name
DQ22
DQ7
DQ23
A7
NC
VCC
A8
A9
RAS3*
RAS2
NC
NC
Pin
37
38
39
40
41
42
43
44
45
46
47
48
Name
NC
NC
VSS
CAS0
CAS2
CAS3
CAS1
RAS0
RAS1*
NC
W
NC
Pin
49
50
51
52
53
54
55
56
57
58
59
60
Name
DQ8
DQ24
DQ9
DQ25
DQ10
DQ26
DQ11
DQ27
DQ12
DQ28
VCC
DQ29
Pin
61
62
63
64
65
66
67
68
69
70
71
72
Name
DQ13
DQ30
DQ14
DQ31
DQ15
NC
PD1
PD2
PD3
PD4
NC
VSS
* A10 is NC on the 4MB and 8MB. RAS1 and RAS3 are NC on the 4MB and 16MB.
PIN NAMES
A0 – A10 . . . . . . . . . . . . . . . Address Inputs
CAS0 – CAS3 . . Column Address Strobe
RAS0 – RAS3 . . . . . Row Address Strobe
VCC . . . . . . . . . . . . . . . . . . . . . . . . . . Power
NC . . . . . . . . . . . . . . . . . . . . No Connection
DQ0 – DQ31 . . . . . . Data Input/Output
PD1 – PD4 . . . . . . . . Presence Detect
W . . . . . . . . . . . . . . . . . . . . Write Enable
VSS . . . . . . . . . . . . . . . . . . . . . . Ground
All power supply and ground pins must be connected for proper operation of the device.
PRESENCE DETECT
Pin Names
PD1
PD2
PD3
60
70
PD4
60
70
Speed
4MB
VSS
VSS
NC
VSS
NC
NC
8MB
NC
NC
NC
VSS
NC
NC
16MB
VSS
NC
NC
VSS
NC
NC
32MB
NC
VSS
NC
VSS
NC
NC
5VEDOU32S
2
MOTOROLA DRAM
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