SM320C6727B-EP Datasheet, PDF (45/109 Pages) Texas Instruments – Floating-Point Digital Signal Processor

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SM320C6727B-EP
SPRS793A – SEPTEMBER 2011 – REVISED OCTOBER 2011
C6726/C6722
DSP EMIF
SDRAM
2M x 16 x 4 Bank
EM_CS[0]
EM_CAS
EM_RAS
EM_WE
EM_CLK
EM_CKE
EM_BA[1:0]
CE
CAS
RAS
WE
CLK
CKE
BA[1:0]
EM_A[11:0]
EM_WE_DQM[0]
EM_WE_DQM[1]
EM_D[15:0]
EM_CS[2]
A[11:0]
LDQM
UDQM
DQ[15:0]
RESET
EM_RW
EM_OE
GPIO
(6 Pins)
RESET
Any GPIO-capable pins which
can be pulled down at reset
can be used to control A[18:13]
for FLASH BOOTLOAD
Examples: AHCLKR0, SPI0_SCS/SCL1
EM_BA[1]
FLASH
512K x 16
A[0]
A[12:1]
DQ[15:0]
CE
WE
OE
RESET
A[18:13]
RY/BY
Figure 4-7. C6726/C6722 DSP 16-Bit EMIF Example
Copyright © 2011, Texas Instruments Incorporated
Peripheral and Electrical Specifications
45
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