AMIC110 Datasheet, PDF (144/214 Pages) Texas Instruments – Sitara Processors

AMIC110
SPRS971A – AUGUST 2016 – REVISED SEPTEMBER 2016
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AMIC110
DDR_D0
8-Bit DDR2
Devices
DQ0
DDR_D7
DDR_DQM0
DDR_DQS0
DDR_DQSn0
DQ7
DM
DQS
DQS
DDR_D8
DQ0
DDR_D15
DDR_DQM1
DDR_DQS1
DDR_DQSn1
DDR_ODT T
DDR_BA0 T
DDR_BA1 T
DDR_BA2 T
DDR_A0 T
DQ7
DM
DQS
DQS
ODT
BA0
BA1
BA2
A0
ODT
BA0
BA1
BA2
A0
DDR_A15 T
DDR_CSn0 T
A15
A15
CS
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
CAS
RAS
WE
CKE
CK
CK
VDDS_DDR^(A)
0.1 µF
1 kΩ 1%
DDR_VREF
VREF
VREF
DDR_VREF
DDR_RESETn
0.1 µF^(B) 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 7-26. 16-Bit DDR2 Interface Using Two 8-Bit DDR2 Devices
144 Peripheral Information and Timings
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Copyright © 2016, Texas Instruments Incorporated