MCIMX255AJM4AR2 Freescale Semiconductor, MCIMX255AJM4AR2 Datasheet - Page 71
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MCIMX255AJM4AR2
Manufacturer Part Number
MCIMX255AJM4AR2
Description
Processors - Application Specialized IMX25 1.2 AUTO
Manufacturer
Freescale Semiconductor
Datasheet
1.MCIMX251AJM4AR2.pdf
(140 pages)
Specifications of MCIMX255AJM4AR2
Core
ARM926EJ-S
Processor Series
MCIMX25
Maximum Clock Frequency
400 MHz
Instruction / Data Cache Memory
16 KB
Data Ram Size
128 KB
Operating Supply Voltage
1.15 V to 1.52 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
MAPBGA-400
Interface Type
USB
Memory Type
DDR2
Minimum Operating Temperature
- 40 C
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Figure 39
timing parameters described in
Freescale Semiconductor
ADDR
BCLK
CS[x]
DATA
BCLK
EB[y]
ADDR
through
LBA
RW
OE
CS[x]
EB[y]
DATA
RW
LBA
OE
Figure 39. Synchronous Memory Timing Diagram for Read Access—WSC=1
Figure 44
Figure 40. Synchronous Memory Timing Diagram for Write Access—
Last Valid Address
Last Valid Address
i.MX25 Applications Processor for Automotive Products, Rev. 9
give examples of basic WEIM accesses to external memory devices with the
Table 56
WE14
WE14
WE10
WE12
WE4
WE6
WE6
WE8
WE4
WSC=1, EBWA=1, EBWN=1, LBN=1
WE12
WE16
for specific control parameter settings.
WE15
WE13
V1
V1
WE19
V1
V1
WE5
WE5
WE9
WE7
Next Address
WE11
WE21
WE15
WE13
WE7
Next Address
WE17
71
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