SM4M64DT-10 Enhanced Memory Systems, Inc., SM4M64DT-10 Datasheet - Page 4

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SM4M64DT-10

Manufacturer Part Number
SM4M64DT-10
Description
168-pin Enhanced SDRAM DIMM 32MB DIMM
Manufacturer
Enhanced Memory Systems, Inc.
Datasheet
168-pin Enhanced SDRAM DIMM
8MB, 16MB, 32MB DIMM
2Mx64 (16MB) DIMM Functional Block Diagram – SM2M64DT
Enhanced Memory Systems Inc., 1850 Ramtron Dr., Colo Spgs, CO 80921
PHONE: (800) 545-DRAM; FAX: (719) 488-9095;
Page 4 of 13
DQMB2
DQMB0
DQMB3
DQMB1
S0#
S2#
DQ(31:24)
DQ(23:16)
DQ(15:8)
DQ(7:0)
U7
U9
U1
U3
http://www.edram.com
DQMB4
DQMB6
DQMB5
DQMB7
DQ(55:48)
DQ(39:32)
DQ(63:56)
DQ(47:40)
U2
U6
U8
U4
The information contained herein is subject to change without notice.
A0-A10
1999 Enhanced Memory Systems. All rights reserved.
Vdd
Vss
Note: All DQ resistor values are 10 ohms
BA0
CK0,2
SA0-2
RAS#
CAS#
WE#
CKE0
SCL
All CK resistor values are 10 ohms
U1-U9 are SM2403T ESDRAM
CK
CK0
CK1
CK2
CK3
Clock Termination
10
Preliminary Data Sheet
Clock Wiring
4 ESDRAM+3.3 pf
Termination
4 ESDRAM+3.3 pf
Serial PD
Termination
10
A0-A10 ESDRAM U1-9
Vdd ESDRAM U1-9
Vss ESDRAM U1-9
BA0 ESDRAM U1-9
RAS# ESDRAM U1-9
CAS# ESDRAM U1-9
WE# ESDRAM U1-9
CKE0 ESDRAM U1-9
ESDRAM
10 pf
Revision 3.1
47K
WP
SDA

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