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2.5 DDR
The T2080RDB-PC supports high-speed DRAM, with an SODIM socket, featuring
single, dual, and quad-rank support. The memory interface includes the necessary
termination and I/O power and is routed so as to achieve maximum performance of the
memory bus, as shown in the diagram below.
IV35
187Ohm
187Ohm
DDR_DQ[0:63]
DDR_ECC[0:7]
DDR_MA[0:15]
DDR_MDQS[0:8]
DDR_MDM[0:8]
DDR_MBA[0:2]
DDR_MDOT[0:1],DDR_MAPAR_OUT,DDR_MPAR_ERR
DDR_MCS[0:3]
DDR_MCK_P[0:1]_P/N
DDR_CAS,DDR_RAS,DDR_WE
DDR_MCKE[0:1]
IV35
DDR_RST_N
(CPLD)
I2C1_SCL,I2C1_SDA
MV_REF
VTT
IV35
(SPD_ADDR=0X51)
DDR3 SODIMM SOCKET
DIMM
T2080
DI_MDICI
DI_MDICO
IR3475
TPS
51200
Figure 2-4. Memory interface
2.6 SerDes port
The T2080 SerDes block provides 16 high-speed serial communication lanes, supporting
a variety of protocols, including:
SerDes port
QorIQ T2080 Reference Design Board (T2080RDB-PC) User Guide, Rev. 0, 04/2016
18
Freescale Semiconductor, Inc.
Содержание T2080RDB-PC
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