TMS320VC5509A_17 Datasheet, PDF (44/145 Pages) Texas Instruments – Fixed-Point Digital Signal Processor

Functional Overview
16-Bit-Wide Asynchronous Memory
5509A
LQFP
CEx
WE
RE
OE
BE[1:0]
A[13:1]
A[0]
D[15:0]
CS
WE
RE
OE
BE[1:0]
A[12:0]
A[13]
D[15:0]
16-Bit
Asynchronous
Memory
5509A
BGA
CEx
WE
RE
OE
BE[1:0]
A[20:14]
A[13:1]
D[15:0]
CS
WE
RE
OE
BE[1:0]
A[19:13]
A[12:0]
D[15:0]
16-Bit
Asynchronous
Memory
8-Bit-Wide Asynchronous Memory
5509A
LQFP
CEx
WE
RE
OE
BE[1:0]
A[13:0]
D[7:0]
CS
WE
RE
OE
BE[1:0]
A[13:0]
D[7:0]
8-Bit
Asynchronous
Memory
16-Bit-Wide SDRAM
CEx
CLKMEM
SDRAS
SDCAS
5509A
LQFP
SDWE
BE[1:0]
A[0]
A[13]
A[12]
SDA10
A[10:1]
D[15:0]
CEx
CLKMEM
SDRAS
SDCAS
SDWE
5509A BE[1:0]
BGA
A[14]
A[13]
A[12]
SDA10
A[10:1]
D[15:0]
5509A
BGA
CEx
WE
RE
OE
BE[1:0]
A[20:14]
A[13:1]
A’[0]
D[7:0]
CS
WE
RE
OE
BE[1:0]
A[20:14]
A[13:1]
A[0]
D[7:0]
8-Bit
Asynchronous
Memory
Figure 3−7. Parallel Port (EMIF) Signal Interface
CS
CLK
RAS
CAS
WE
64 MBit or
DQM[H:L] _{128 MBit}
BA[1]
SDRAM
BA[0]
A[11]
A[10]
A[9:0]
D[15:0]
CS
CLK
RAS
CAS
WE
64 MBit or
DQM[H:L] _{128 MBit}
BA[1]
SDRAM
BA[0]
A[11]
A[10]
A[9:0]
D[15:0]
44 SPRS205K
November 2002 − Revised January 2008