SM4M64DT-10 Enhanced Memory Systems, Inc., SM4M64DT-10 Datasheet - Page 11

• Manufacturer Part Number: SM4M64DT-10
• Description: 168-pin Enhanced SDRAM DIMM 32MB DIMM
• Manufacturer: Enhanced Memory Systems, Inc.

Preliminary Data Sheet
Enhanced Memory Systems Inc., 1850 Ramtron Dr., Colo Spgs, CO 80921
PHONE: (800) 545-DRAM; FAX: [phone];
Revision 3.1
99-125 Manufacturer’s Specific Data
36-59 Superset Information
64-71 JEDEC ID code
73-90 Manufacturer’s Part #
91,92 PCB Rev. Code
93,94 Manufacturing Date
95-98 Assembly Serial #
Byte Description
126
127
27
28
29
30
31
32
33
34
35
60
61
62
63
72
Min. Row Precharge Time
(tRP)
Min. Row-to-Row Delay
(tRRD)
Min. RAS-to-CAS Delay
(tRCD)
Min. RAS Pulse Width
(tRAS)
Density of each bank on module
Cmd/Addr input set-up time
Cmd/Addr input hold time
Data input set-up time
Data input hold time
ESDRAM Attributes
ESDRAM Superset Information
SPD Rev.
Checksum for bytes 0-62
Manufacturing Location
Intel specification frequency
Intel specification CL and clock
support
http://www.edram.com
-7.5
-7.5
-7.5
-7.5
-7.5
-10
-10
-10
-10
-10
SM1M64DT SM2M64DT
8MB
15 ns
20 ns
15 ns
20 ns
15 ns
20 ns
23 ns
30 ns
8MB
1.2
-
Enhanced Memory Systems
See Appendix H
See Appendix B
serial number
SPD Entry
yyww code
133MHz
16MB
16MB
15 ns
20 ns
15 ns
20 ns
15 ns
20 ns
23 ns
30 ns
open
2 ns
1 ns
2 ns
1 ns
-
-
SM4M64DT
32MB
16MB
15 ns
20 ns
15 ns
20 ns
15 ns
20 ns
23 ns
30 ns
The information contained herein is subject to change without notice.
-
168-pin Enhanced SDRAM DIMM
1999 Enhanced Memory Systems. All rights reserved.
8MB
yyww
ssss
rrrr
1E
B2
AF
0F
14
0F
14
0F
14
17
02
20
10
20
10
00
03
01
12
54
00
00
85
8MB, 16MB, 32MB DIMM
7F32FFFFFFFFFFFF
** Hex Code **
16MB
yyww
ssss
AD
rrrr
0F
0F
0F
1E
4F
AF
14
14
14
17
04
20
10
20
10
00
03
01
12
00
00
85
Page 11 of 13
32MB
yyww
ssss
AE
rrrr
0F
0F
0F
1E
FF
14
14
14
17
04
20
10
20
10
00
03
01
12
50
00
00
85