AM3359, AM3358, AM3357
AM3356, AM3354, AM3352
SPRS717F –OCTOBER 2011–REVISED APRIL 2013
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16-Bit DDR3
Interface
16-Bit DDR3
Device
DDR_D15
8
DQU7
DDR_D8
DQU0
DDR_DQM1
DDR_DQS1
DDR_DQSn1
DMU
DQSU
DQSU#
DDR_D7
8
DQL7
DDR_D0
DQL0
DDR_DQM0
DDR_DQS0
DDR_DQSn0
DML
DQSL
DQSL#
DDR_CK
CK
DDR_CKn
CK#
DDR_ODT
DDR_CSn0
DDR_BA0
DDR_BA1
DDR_BA2
ODT
CS#
BA0
BA1
BA2
DDR_A0
15
A0
DDR_A15
A15
VDDS_DDR(A)
DDR_CASn
DDR_RASn
DDR_WEn
CAS#
RAS#
WE#
DDR_CKE
CKE
DDR_RESETn
RESET#
ZQ
1 K Ω 1%
0.1 µF
0.1 µF
ZQ
VREFDQ
VREFCA
DDR_VREF
DDR_VREF
1 K Ω 1%
0.1 µF
0.1 µF
DDR_VTP
49.9 Ω
( 1%, 20 mW)
ZQ
Value determined according to the DDR3 memory device data sheet.
A. VDDS_DDR is the power supply for the DDR3 memories and the AM335x DDR3 interface.
Figure 5-48. 16-Bit DDR3 Interface Using One 16-Bit DDR3 Device without VTT Termination
172
Peripheral Information and Timings
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