External Memory Interconnection Using Intel Flash Memory - Texas Instruments OMAP5910 Technical Reference Manual

Interfacing Memories With the OMAP5910 Device
Figure 4–19. External Memory Interconnection Using Intel Flash Memory
SDRAM
HM52Y64165F
(Hitachi)
2.5 V–2.8 V
Flash
for Code
(INTEL 28F64J3A)
(X8)
2.7 V–3.0 V
Flash
for Code
(INTEL 28F64J3A)
(X8)
2.7 V–3.0 V
Flash
for Data
(INTEL 28F32J3A )
(X16)
2.7 V–3.0 V
SRAM
JT5MM6A–AS
(TOSHIBA)
(X16)
2.7 V–3.0 V
4-58
CS
GND fixed
CLK
CKE
RAS
CAS
WE
DQMU
DQML
DQ[15:0]
BA[1:0]
A[11:0]
GND fixed
BYTE
CE2
CE1
CE0
RP
OE
WE
NC
STS
A[22:0]
DQ[7:0]
GND fixed
BYTE
CE2
CE1
CE0
RP
OE
WE
STS NC
A[22:0]
DQ[7:0]
V CC
BYTE
GND fixed
CE2
CE1
CE0
RP
OE
WE
NC
STS
NC
A[0]
A[21:1]
DQ[15:0]
BVLZ
CE2
CE1
OE
R/W
A[18:0]
DQ[15:0]
LB
UB
BYTE
V CC
R
fdata[7:0]
fdata[15:8]
OMAP5910
SDRAM_CLK
SDRAM.CKE
SDRAM.RAS
SDRAM.CAS
SDRAM.WE
SDRAM.DQMU
SDRAM.DQML
SDRAM.D[15:0]
SDRAM.BA[1:0]
SDRAM.A[11:0]
NC
SDRAM.A[12]
VCC
FLASH.RDY
FLASH.CS0
FLASH.RP
FLASH.OE
FLASH.WE
NC
FLASH.A[24]
FLASH.A[23:1]
FLASH.D[15:0]
FLASH.BAA
FLASH.ADV
FLASH.CLK
FLASH.WP
FLASH.CS1
FLASH.CS3
FLASH.BE[0]
FLASH.BE[1]