Design Guide
A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
Layout note: Place one cap close to every 2 pullup resistors terminated to +V1.25.
4.401
DDR Parallel Termination
A
14
50
Monday, September 15, 2003
Intel 855GM/GME CRB <Doc>
Title
Size Document Number Rev
Date: Sheet
of
Project:
M_CB_R5
M_CB_R7
M_DQS_R7
M_DQS_R6
M_AA8
M_AA12
M_DQS_R2
M_DQS_R4
M_AA6
M_CB_R4
M_DQS_R5
M_AA4
M_CB_R3
M_AA5
M_CB_R6
M_AA11
M_AA10
M_DQS_R3
M_DQS_R[8:0]
M_CB_R0
M_AA9
M_DQS_R0
M_AA0
M_AA2
M_CB_R2
M_AA7
M_DQS_R8
M_AA1
M_DQS_R1
M_CB_R1
M_DATA_R_38
M_DATA_R_56
M_DATA_R_63
M_DATA_R_27
M_DATA_R_26
M_DATA_R_8
M_DATA_R_23
M_DATA_R_47
M_DATA_R_60
M_DATA_R_50
M_DATA_R_55
M_DATA_R_45
M_DATA_R_36
M_DATA_R_28
M_DATA_R_5
M_DATA_R_54
M_DATA_R_51
M_DATA_R_32
M_DATA_R_59
M_DATA_R_10
M_DATA_R_33
M_DATA_R_9
M_DATA_R_25
M_DATA_R_13
M_DATA_R_7
M_DATA_R_41
M_DATA_R_35
M_DATA_R_20
M_DATA_R_44
M_DATA_R_4
M_DATA_R_14
M_DATA_R_12
M_DATA_R_42
M_DATA_R_58
M_DATA_R_24
M_DATA_R_39
M_DATA_R_29
M_DATA_R_15
M_DATA_R_19
M_DATA_R_16
M_DATA_R_30
M_DATA_R_52
M_DATA_R_1
M_DATA_R_17
M_DATA_R_57
M_DATA_R_49
M_DATA_R_22
M_DATA_R_40
M_DATA_R_6
M_DATA_R_0
M_DATA_R_48
M_DATA_R_46
M_DATA_R_31
M_DATA_R_21
M_DATA_R_11
M_DATA_R_61
M_DATA_R_43
M_DATA_R_[63:0]
M_DATA_R_37
M_DATA_R_62
M_DATA_R_3
M_DATA_R_2
M_DATA_R_34
M_DATA_R_53
M_DATA_R_18
M_DM_R_0
M_DM_R_8
M_AA3
M_DM_R_1
M_DM_R_2
M_DM_R_3
M_DM_R_4
M_DM_R_5
M_DM_R_6
M_DM_R_7
M_CAS#7,12,13
+V1.25S44,46
M_RAS#7,12,13
M_CS0#7,11,12
M_CKE07,11,12
M_WE#7,12,13
M_BS1#7,12,13
M_CS3#7,12
M_CKE27,12
M_BS0#7,12,13
M_DQS_R[8:0]11..13
M_DATA_R_[63:0]11..13
M_CS1#7,11,12
M_CB_R[7:0] 11..13
M_AA[12:6]7,12,13
M_CKE37,12
M_CKE17,11,12
M_CS2#7,12
M_AB57,12
M_AB47,12
M_AB27,12
M_AB17,12
+V1.25S4,46
+V1.25S44,46
M_DM_R_[8:0]11..13
M_AA[12:6]7,12,13
M_AA[5:4]7,11
M_AA37,12,13
M_AA[2:1]7,11
M_AA07,12,13
RP5H8C
56
3 6
C6W12
0.1UF
C5W30
0.01UF
RP5H11A
56
1 8
RP4H1D
56
4 5
C4W7
0.01UF
RP5H1D
56
4 5
RP5J2A
56
1 8
RP5H7A
56
1 8
R6H10
56
C5W15
0.1UF
RP5H14D
56
4 5
C5W12
0.01UF
C4W4
0.1UF
RP5H1C
56
36
RP6H1A
56
1 8
RP5H4A
56
8 1
RP4H3B
56
2 7
C5W32
0.01UF
R4H2
56
RP5H7C
56
3 6
C5W22
0.01UF
R4H3
56
R5H5
56
RP5J2B
56
2 7
C4W5
0.01UF
RP5H13D
56
4 5
RP5H3C
56
3 6
R5H9
56
C5W31
0.1UF
RP5H12C
56
3 6
RP4J2D
56
4 5
RP5H7B
56
2 7
RP5H10A
56
1 8
C5W21
0.1UF
RP5H6B
56
2 7
RP4H3C
56
3 6
RP4J3A
56
1 8
RP5H4B
56
27
RP5J1C
56
3 6
R6H9
56
RP4J1A
56
1 8
RP4H3D
56
4 5
C5W14
0.01UF
RP4H1C
56
3 6
RP5H7D
56
4 5
C5W36
0.01UF
C5W18
0.01UF
C4W13
0.01UF
RP6H1D
56
4 5
RP5H5C
56
63
RP5H11B
56
2 7
C5W39
0.01UF
C6W10
0.01UF
RP5J2C
56
3 6
R5H2
56
C5W26
0.1UF
R4H7
56
RP5H10D
56
4 5
C5H2
0.01UF
RP5H5A
56
1 8
C5W20
0.01UF
RP5H9B
56
7 2
RP4J1B
56
2 7
RP5J2D
56
4 5
C6H5
0.1UF
RP5H14C
56
36
RP5H5B
56
2 7
R4H5
56
RP4J2B
56
2 7
RP5H12D
56
4 5
RP5H8B
56
2 7
C5W10
0.01UF
C4W12
0.1UF
C5W24
0.01UF
RP5H2A
56
8 1
C4W11
0.01UF
RP4H1B
56
2 7
RP5H2C
56
6 3
RP5H11C
56
3 6
C5W8
0.1UF
RP5H3D
56
5 4
C5W34
0.01UF
C6W14
0.1UF
R5W1
56
RP5J1A
56
1 8
C6W11
0.1UF
C5W17
0.1UF
RP5H2D
56
5 4
C4H4
0.1UF
RP4J1C
56
3 6
RP5H10C
56
3 6
R4H6
56
RP5H2B
56
7 2
C4W6
0.1UF
RP5J1B
56
2 7
RP5H6C
56
3 6
R5H1
56
RP5H6D
56
4 5
C5W19
0.1UF
RP5H14A
56
8 1
RP5H4C
56
36
R5H7
56
RP5H8D
56
4 5
C5W16
0.01UF
RP6J1B
56
7 2
C5W7
0.1UF
RP5H3B
56
2 7
RP5H10B
56
2 7
RP6J1C
56
6 3
R4H4
56
R5H8
56
RP6H1B
56
2 7
RP6H2B
56
2 7
C5H1
0.1UF
R6H7
56
RP5H1A
56
1 8
C5W27
0.01UF
C5W13
0.1UF
C4H3
0.01UF
C5W37
0.1UF
RP5H12A
56
1 8
RP5H13A
56
8 1
C4W16
0.1UF
RP5H14B
56
7 2
C5W28
0.1UF
RP4J3D
56
4 5
RP5J1D
56
4 5
RP6J1A
56
8 1
C5W33
0.1UF
C5W35
0.1UF
C4W14
0.1UF
R5H10
56
RP5H6A
56
1 8
R5H4
56
C4W10
0.1UF
RP5H9A
56
8 1
RP5H11D
56
4 5
RP5H8A
56
1 8
R5H6
56
RP5H4D
56
45
R6H6
56
RP4J3B
56
2 7
RP4J2C
56
3 6
RP5H1B
56
2 7
C5W38
0.01UF
RP5H13B
56
7 2
C6H3
0.1UF
RP5H12B
56
2 7
RP4H3A
56
81
RP4H2D
56
4 5
RP4H2C
56
3 6
C4W15
0.01UF
RP6H2C
56
3 6
C4W9
0.01UF
RP5H3A
56
1 8
RP6H1C
56
3 6
RP5H9D
56
5 4
C6W9
0.1UF
RP4H2A
56
1 8
C6H4
0.01UF
C6W13
0.01UF
RP4H2B
56
2 7
RP5H5D
56
45
RP4J2A
56
1 8
C4W8
0.1UF
RP6H2A
56
1 8
C5W23
0.1UF
C5W29
0.01UF
RP5H13C
56
6 3
C5W11
0.1UF
C5W9
0.1UF
RP4H1A
56
1 8
C5W25
0.01UF
RP4J1D
56
4 5
RP4J3C
56
3 6
C4H2
0.1UF
RP6J1D
56
5 4
RP6H2D
56
4 5
RP5H9C
56
6 3