Datasheet

DTM65520
8 GB – 1Gx72, 240-Pin FB-DIMM
Document 06999, Revision A, 28-MAR-08, Dataram Corporation © 2008 Page 15
37 SDRAM Case Temperature Rise from Ambient due to
Precharge Power-Down (DT2P). °C
0.69 0x2E
38 SDRAM Case Temperature Rise from Ambient due to Active
Standby (DT3N). °C
3.15 0x15
39 SDRAM Case Temperature Rise from Ambient due to Page Open Burst
Read/DT4R4W Mode Bit (DT4R/DT4R4W Mode Bit).
0x27
Bit 0. DT4R4W Mode Bit, Subfield B: 0.4 °C 1
Bit 7 ~ Bit 1. DT4R, Subfield A: 0.4 °C - 7.6
40 SDRAM Case Temperature Rise from Ambient due to Burst
Refresh (DT5B). °C
12 0x18
41 SDRAM Case Temperature Rise from Ambient due to Bank
Interleave Reads with Auto-Precharge (DT7). °C
14.5 0x1D
42-78 Reserved UNUSED 0x00
79 FBD ODT Definition 0x12
Bit 1, Bit 0. Rank 0 ODT - 150 Ohms
Bit 3, Bit 2. TBD - 0
Bit 5, Bit 4. Rank 1 ODT - 75 Ohms
Bit 7, Bit 6. TBD 0
80 Reserved UNUSED 0x00
81 Channel Protocols Supported, Least Significant Byte 0x02
Bit 0, DDR2 Base Non-ECC Protocol - 0-Not Supported
Bit 1. DDR2 Base ECC Protocol - 1-Supported
Bit 7 ~ Bit 2. TBD 0
82 Channel Protocols Supported, Most Significant Byte UNUSED 0x00
83 Back-to-back Turnaround Cycles 0x10
Bit 1, Bit 0. Rank Read-to-Read - 0 add-l clock
Bit 3, Bit 2. Write-to-Read - 0 add-l clock
Bit 5, Bit 4. Read-to-Write - 1 add-l clock
Bit 7, Bit 6. TBD 0
84 AMB Read Access Time for DDR2-800 (AMB.LINKPARNXT[1:0] = 11) 0x36
Bit 3 ~ Bit 0. Read Access Fine Granularity (UI) 6
Bit 7 ~ Bit 4. Read Access Coarse Granularity (tCK) 3
85 AMB Read Access Time for DDR2-667 (AMB.LINKPARNXT[1:0] = 10) 0x34
Bit 3 ~ Bit 0. Read Access Fine Granularity (UI) 4
Bit 7 ~ Bit 4. Read Access Coarse Granularity (tCK) 3
86 AMB Read Access Time for DDR2-533 (AMB.LINKPARNXT[1:0] = 01) 0x32
Bit 3 ~ Bit 0. Read Access Fine Granularity (UI) 2
Bit 7 ~ Bit 4. Read Access Coarse Granularity (tCK) 3
87 Thermal Resistance of AMB Package from Top (Case) to
Ambient
( Psi T-A AMB ). °C/W
21 0x2A
88 AMB Case Temperature Rise from Ambient due to AMB in
Idle_0 State
(DT AMB Idle_0). °C
94 0x5E
89 AMB Case Temperature Rise from Ambient due to AMB in
Idle_1 State
(DT AMB Idle_1). °C
115 0x73
90 AMB Case Temperature Rise from Ambient due to AMB in
Idle_2 State
(DT AMB Idle_2). °C
92 0x5C