SP605 Hardware User Guide
17
UG526 (v1.9) February 14, 2019
Detailed Description
shows the connections and pin numbers for the DDR3 Component Memory.
MEM1_ODT
4.7 K
Ω
to GND
–
MEM1_DQ[15:0]
–
ODT
MEM1_UDQS[P,N], MEM1_LDQS[P,N]
–
ODT
MEM1_UDM, MEM1_LDM
–
ODT
MEM1_CK[P,N]
100
Ω
differential at memory
component
–
Notes:
1. Nominal value of V
TT
for DDR3 interface is 0.75V.
Table 1-4:
FPGA On-Chip (OCT) Termination External Resistor Requirements
U1 FPGA Pin
FPGA Pin Number
Board Connection for OCT
ZIO
M7
No Connect
RZQ
K7
100
Ω
to GROUND
Table 1-5:
DDR3 Component Memory Connections
U1 FPGA
Pin
Schematic Net Name
Memory U42
Pin Number
Pin Name
K2
MEM1_A0
N3
A0
K1
MEM1_A1
P7
A1
K5
MEM1_A2
P3
A2
M6
MEM1_A3
N2
A3
H3
MEM1_A4
P8
A4
M3
MEM1_A5
P2
A5
L4
MEM1_A6
R8
A6
K6
MEM1_A7
R2
A7
G3
MEM1_A8
T8
A8
G1
MEM1_A9
R3
A9
J4
MEM1_A10
L7
A10/AP
E1
MEM1_A11
R7
A11
F1
MEM1_A12
N7
A12/BCN
J6
MEM1_A13
T3
NC/A13
H5
MEM1_A14
T7
NC/A14
J3
MEM1_BA0
M2
BA0
J1
MEM1_BA1
N8
BA1
H1
MEM1_BA2
M3
BA2
Table 1-3:
Termination Resistor Requirements
(Cont’d)
Signal Name
Board Termination
On-Die Termination
Содержание SP605
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