Qspi Flash; Qspi Flash Type; Ddr4 Sdram Parameters - Enclustra Mars XU3 User Manual

Parameter
Memory type
DRAM bus width
ECC
DRAM chip bus width
DRAM chip capacity
Bank group address count
Rank address count
Bank address count
Row address count
Column address count
Speed bin
Operating frequency
CAS latency
CAS write latency
Additive latency
RAS to CAS delay
Precharge time
tRC
tRASmin
tFAW
Table 21: DDR4 SDRAM Parameters
2.16

QSPI Flash

The QSPI flash can be used to boot the PS, and to store the FPGA bitstream, ARM application code and
other user data.
2.16.1

QSPI Flash Type

Table 22 describes the memory availability and configuration on the Mars XU3 SoC module.
As there is one QSPI flash chip equipped on the Mars XU3 SoC module, type "single" must be selected when
programming the flash from Vivado tools.
D-0000-432-001
Value
DDR4
32 bit
Disabled
16 bits
4096-8192 Mbits
1
0
2
15-16
10
DDR4 1600J
533 MHz
10
9
0
10
10
47.5 ns
35 ns
30 ns
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