AMIC110 Datasheet, PDF (143/214 Pages) Texas Instruments – Sitara Processors

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AMIC110
SPRS971A – AUGUST 2016 – REVISED SEPTEMBER 2016
AMIC110
DDR_D0
16-Bit DDR2
Device
DQ0
DDR_D7
DDR_DQM0
DDR_DQS0
DDR_DQSn0
DDR_D8
DDR_D15
DDR_DQM1
DDR_DQS1
DDR_DQSn1
DDR_ODT T
DDR_BA0 T
DDR_BA1 T
DDR_BA2 T
DDR_A0 T
DQ7
LDM
LDQS
LDQS
DQ8
DQ15
UDM
UDQS
UDQS
ODT
BA0
BA1
BA2
A0
DDR_A15 T
A15
DDR_CSn0 T
CS
DDR_CASn T
DDR_RASn T
DDR_WEn T
DDR_CKE T
DDR_CK T
DDR_CKn T
CAS
RAS
WE
CKE
CK
CK
VDDS_DDR^(A)
0.1 µF
1 kΩ 1%
DDR_VREF
VREF
DDR_VREF
DDR_RESETn
0.1 µF^(B)
NC
0.1 µF^(B)
0.1 µF
1 kΩ 1%
DDR_VTP
49.9 Ω
(±1%, 20 mW)
Copyright © 2016, Texas Instruments Incorporated
A. VDDS_DDR is the power supply for the DDR2 memories and the AMIC110 DDR2 interface.
B. One of these capacitors can be eliminated if the divider and its capacitors are placed near a DDR_VREF pin.
C. For all the termination requirements, see Section 7.7.2.2.2.9.
Figure 7-25. 16-Bit DDR2 Interface Using One 16-Bit DDR2 Device
Copyright © 2016, Texas Instruments Incorporated
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Peripheral Information and Timings 143