Ddr Sstl-2 Termination - EUROCOM D400V Service Manual

DDR SSTL-2 Termination

SSTL-2 Termination Resistors
DDR
Rs Rtt
MD/DQM(/DQS) SSTL-2 10 33
MA/Control SSTL-2 0 33
CS SSTL-2 0 47
CKE OD 2.5V
+1.25VS
0402 Package
/RMD0 8 1
/RMD1
7 2
/RDQS0 6 3
/RMD2
5 4
RP52 8P4R-33
/RMD3
8 1
/RMD8
7 2
/RMD9
6 3
/RDQS1
5 4
RP53 8P4R-33
/RMD10
8 1
/RMD11
7 2
/RMD16
6 3
/RMD17
5 4
RP54 8P4R-33
/RDQS2
8 1
/RMD18
7 2
/RMD19
6 3
/RMD24
5 4
RP55 8P4R-33
/RMD25
8 1
/RDQS3 7 2
/RMD26
6 3
/RMD27 5 4
RP56 8P4R-33
/RMA14 8 1
/RMA9
7 2
/RMA7
6 3
/RMA5
5 4
RP57 8P4R-33
/RMA3
8 1
/RMA1
7 2
/RMA10
6 3
/RMA11
5 4
RP58 8P4R-33
/RMD32
8 1
/RMD33
7 2
/RDQS4
6 3
/RMD34
5 4
RP59 8P4R-33
/RMD35
8 1
/RMD40
7 2
/RMD41
6 3
/RDQS5
5 4
RP60 8P4R-33
/RMD42
8 1
/RMD43 7 2
/RMD48
6 3
/RMD49 5 4
RP61 8P4R-33
/RDQS6
8 1
/RMD50
7 2
/RMD51
6 3
/RMD56
5 4
RP62 8P4R-33
/RMD57
8 1
/RDQS7
7 2
/RMD58
6 3
/RMD59
5 4
RP63 8P4R-33
/RSCAS# R189 33
6,7 /RSCAS#
/RSWE# R526 33
6,7 /RSWE#
+1.25VS
0402 Package
/RMA2
5 4
/RMA0
6 3
/RMA12
7 2
/RSRAS#
8 1
6,7 /RSRAS#
RP31 8P4R-33
/RMD6
1 8
/RDQM0
2 7
/RMD5
3 6
/RMD4
4 5
RP24 8P4R-33
/RDQM1
1 8
/RMD13
2 7
/RMD12
3 6
/RMD7
4 5
RP23 8P4R-33
/RMD20
1 8
/RMD21
2 7
/RMD15
3 6
/RMD14
4 5
RP22 8P4R-33
/RDQM2
4 5
/RMD22 3 6
/RMD23
2 7
/RMD28 1 8
RP21 8P4R-33
/RMD29 4 5
/RDQM3
3 6
/RMD30
2 7
/RMD31
1 8
RP20 8P4R-33
/RMA8
4 5
/RMA13
3 6
/RMA4
2 7
/RMA6
1 8
RP17 8P4R-33
/RMD37
5 4
/RMD36
6 3
/RDQM4
7 2
/RMD38
8 1
RP30 8P4R-33
/RMD44
1 8
/RMD45
2 7
/RDQM5
3 6
/RMD39
4 5
RP29 8P4R-33
/RMD47
4 5
/RMD46 3 6
/RMD52
2 7
/RMD53 1 8
RP28 8P4R-33
/RDQM6
4 5
/RMD54
3 6
/RMD55
2 7
/RMD60
1 8
RP27 8P4R-33
/RMD61
4 5
/RDQM7
3 6
/RMD62
2 7
/RMD63
1 8
RP26 8P4R-33
+1.25VS
/RCS#1
1 8
/RCS#0
2 7
/RCS#3
3 6
/RCS#2
4 5
RP19 8P4R-47(0402)
R156 47
/RCS#4
/RCS#5 R155 47
/RMD[0..63]
/RMD[0..63]6,7
/RDQM[0..7]
/RDQM[0..7]6,7
/RDQS[0..7]
/RDQS[0..7]6,7
/RMA[0..14]
/RMA[0..14] 6,7
/RCS#[0..5]
/RCS#[0..5] 6,7
+1.25VS
DECOUPLING CAPACITOR FOR SSTL-2 END TERMIANTION VTT ISLAND
0603 Package placed within 200mils of VTT Termination R-packs
C167 0.1UF C169 0.1UF C199 0.1UF C202 0.1UF
C203 0.1UF C715 0.1UF C207 0.1UF C175 0.1UF
C176 0.1UF C173 0.1UF C181 0.1UF C180 0.1UF
C714 0.1UF C179 0.1UF C170 0.1UF C178 0.1UF
+1.25VS
C174 0.1UF C206 0.1UF C205 0.1UF C204 0.1UF
C201 0.1UF C200 0.1UF C166 0.1UF C168 0.1UF
C716 0.1UF C726 0.1UF C724 0.1UF C728 0.1UF
C722 0.1UF C727 0.1UF C721 0.1UF C725 0.1UF
DDR SSTL-2 Termination (71-D40U0-D03) B - 11
Schematic Diagrams
Sheet 10 of 42
DDR SSTL-2
Termination