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TXMC638 User Manual Issue 1.0.2
Page 41 of 86
Memory
7.8
The TXMC638 is equipped with a 1 GB, 32 bit wide DDR3 SDRAM and a 128-Mbit non-volatile SPI-Flash.
The SPI-Flash can also be used as configuration memory.
7.8.1 DDR3 SDRAM
The TXMC638 provides two MT41… (96-ball) DDR3 memory devices. The memory is accessible through a
Memory Interface Controller Block IP in bank 32, 33 and 34 of the User FPGA.
Signal
DDR3 Pin
Termination
Memory Devices
Pin
Name
A0
AC8
ȍ977
N3
A0
A1
AA7
ȍ977
P7
A1
A2
AA8
ȍ977
P3
A2
A3
AF7
ȍ977
N2
A3
A4
AE7
ȍ977
P8
A4
A5
W8
ȍ977
P2
A5
A6
V9
ȍ977
R8
A6
A7
Y10
ȍ977
R2
A7
A8
Y11
ȍ977
T8
A8
A9
Y7
ȍ977
R3
A9
A10
Y8
ȍ977
L7
A10
A11
V7
ȍ977
R7
A11
A12
V8
ȍ977
N7
A12
A13
W11
ȍ977
T3
NC/A13
A14
V11
ȍ977
T7
NC/A14
BA0
AC7
ȍ977
M2
BA0
BA1
AB7
ȍ977
N8
BA1
BA2
AD8
ȍ977
M3
BA2
RAS#
AA9
ȍ977
J3
RAS#
CAS#
AB9
ȍ977
K3
CAS#
WE#
AC9
ȍ977
L3
WE#
RESET#
W10
Nȍ*1'
T2
RESET#
CKE[0]
AB12
Nȍ*1'
K9
CKE
ODT[0]
AC12
Nȍ*1'
K1
ODT
DM_0
AE17
ODT
E7
LDM
DM_1
AA14
ODT
D3
UDM
DM_2
U6
ODT
E7
LDM
DM_3
Y3
ODT
D3
UDM
DQ0
AF17
ODT
E3
DQ0
DQ1
AF14
ODT
F7
DQ1
DQ2
AF15
ODT
F2
DQ2
DQ3
AD15
ODT
F8
DQ3