MCIMX255AJM4AR2 Freescale Semiconductor, MCIMX255AJM4AR2 Datasheet - Page 42
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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 9
parameters (OW7–OW8) that are shown in the figure.
42
OW7
OW8
OW9
ID
and
Write 1 / read low time
Transmission time slot
Release time
Figure 10
1-Wire bus
(OWIRE_LINE)
1-Wire bus
(OWIRE_LINE)
show write 1 and read sequence timing, respectively.
i.MX25 Applications Processor for Automotive Products, Rev. 9
Parameter
Figure 9. Write 1 Sequence Timing Diagram
Figure 10. Read Sequence Timing Diagram
Table 34. WR1 /RD Timing Parameters
OW7
OW7
OW9
t
Symbol
RELEASE
t
t
LOW1
SLOT
OW8
OW8
Min.
60
15
1
Table 34
Typ.
117
—
5
Freescale Semiconductor
describes the timing
Max.
120
15
45
Units
s
s
s
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