SEP04G72G1AH2MT-30R Datasheet, PDF (12/16 Pages) List of Unclassifed Manufacturers – 4GB DDR2 . SDRAM registered DIMM

Data Sheet
Rev.1.2 14.02.2014
SERIAL PRESENCE-DETECT MATRIX
BYTE
DESCRIPTION
0 NUMBER OF SPD BYTES USED
1 TOTAL NUMBER OF BYTES IN SPD DEVICE
2 FUNDAMENTAL MEMORY TYPE
3 NUMBER OF ROW ADDRESSES ON ASSEMBLY
4 NUMBER OF COLUMN ADDRESSES ON ASSEMBLY
5 DIMM HIGHT AND MODULE RANKS
6 MODULE DATA WIDTH
7 MODULE DATA WIDTH (continued)
8 MODULE VOLTAGE INTERFACE LEVELS (VDDQ)
9 SDRAM CYCLE TIME, (tCK ) [max CL]
10 SDRAM ACCESS FROM CLOCK, (tAC) [max CL]
11 MODULE CONFIGURATION TYPE
12 REFRESH RATE / TYPE
13 SDRAM DEVICE WIDTH (PRIMARY SDRAM)
14 ERROR- CHECKING SDRAM DATA WIDTH
15 Reserved
16 BURST LENGTHS SUPPORTED
17 NUMBER OF BANKS ON SDRAM DEVICE
18 CAS LATENCIES SUPPORTED
19 MODULE THICKNESS
20 DDR2 DIMM TYPE
21 SDRAM MODULE ATTRIBUTES
22
SDRAM DEVICE ATTRIBUTES: Weak Driver and 50
ODT and Supports PASR
23 SDRAM CYCLE TIME, (tCK) [max CL – 1]
24 SDRAM ACCESS FROM CK, (tAC) [max CL – 1]
25 SDRAM CYCLE TIME, (tCK) [max CL – 2]
26 SDRAM ACCESS FROM CK, (tAC) [max CL – 2]
27 MINIMUM ROW PRECHARGE TIME, (tRP)
28 MINIMUM ROW ACTIVE TO ROW ACTIVE, (tRRD)
29 MINIMUM RAS# TO CAS# DELAY, (tRCD)
30 MINIMUM RAS# PULSE WIDTH, (tRAS)
31 MODULE BANK DENSITY
6400-CL6
5300-CL5
0x80
0x25
0x08
0x08
0x0E
0x0B
0x61
0x48
0x00
0x05
0x30
0x40
0x45
0x70
0x06
0x82
0x04
0x04
0x00
0x0C
0x08
0x01
0x01
0x05
0x38
0x03
0x30
0x40
0x3D
0x40
0x3C
0x1E
0x3C
0x2D
0x02
0x3D
0x45
0x50
0x45
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