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TPMC632 User Manual Issue 1.0.6
Page 22 of 49
Memory
4.7
The TPMC632 is equipped with a 128 Mbytes, 16 bit wide DDR3 SDRAM and a 32-Mbit non-volatile SPI-
Flash. The SPI-Flash can also be used as configuration memory.
4.7.1 DDR3 SDRAM
The TPMC632 provides a MT41J64M16 or MT41K64M16 (96-ball) DDR3 memory device. The memory is
accessible through the Memory Controller Block hard-IPs in bank 1 of the Spartan-6 FPGA.
The memory component’s CS# is fixed to GND. The address bits A14 and A13 are memory address
expansion bits.
Signal
DDR
Bank A
FPGA
Pin
I/O Standard
Termination
Memory Device
Pin
Name
A0
H21
SSTL15_II
49.9
Ω
V
TT
N3
A0
A1
H22
SSTL15_II
49.9
Ω
V
TT
P7
A1
A2
G22
SSTL15_II
49.9
Ω
V
TT
P3
A2
A3
J20
SSTL15_II
49.9
Ω
V
TT
N2
A3
A4
H20
SSTL15_II
49.9
Ω
V
TT
P8
A4
A5
M20
SSTL15_II
49.9
Ω
V
TT
P2
A5
A6
M19
SSTL15_II
49.9
Ω
V
TT
R8
A6
A7
G20
SSTL15_II
49.9
Ω
V
TT
R2
A7
A8
E20
SSTL15_II
49.9
Ω
V
TT
T8
A8
A9
E22
SSTL15_II
49.9
Ω
V
TT
R3
A9
A10
J19
SSTL15_II
49.9
Ω
V
TT
L7
A10/AP
A11
H19
SSTL15_II
49.9
Ω
V
TT
R7
A11
A12
F22
SSTL15_II
49.9
Ω
V
TT
N7
A12/BCN
A13
G19
SSTL15_II
49.9
Ω
V
TT
T3
NC/A13
A14
F20
SSTL15_II
49.9
Ω
V
TT
T7
NC/A14
BA0
K17
SSTL15_II
49.9
Ω
V
TT
M2
BA0
BA1
L17
SSTL15_II
49.9
Ω
V
TT
N8
BA1
BA2
K18
SSTL15_II
49.9
Ω
V
TT
M3
BA2
RAS#
K21
SSTL15_II
49.9
Ω
V
TT
J3
RAS#
CAS#
K22
SSTL15_II
49.9
Ω
V
TT
K3
CAS#
WE#
K19
SSTL15_II
49.9
Ω
V
TT
L3
WE#
CS#
-
-
100
Ω GND
L2
CS#
RESET#
H18
LVCMOS15
4.7k
Ω GND
T2
RESET#
CKE
F21
SSTL15_II
4.7k
Ω GND
K9
CKE
ODT
J22
SSTL15_II
49.9
Ω
V
TT
K1
ODT
DQ0
R20
SSTL15_II
ODT
E3
DQ0
DQ1
R22
SSTL15_II
ODT
F7
DQ1