MCIMX255AJM4AR2 Freescale Semiconductor, MCIMX255AJM4AR2 Datasheet - Page 69

• Manufacturer Part Number: MCIMX255AJM4AR2
• Description: Processors - Application Specialized IMX25 1.2 AUTO
• Manufacturer: Freescale Semiconductor

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

Freescale Semiconductor
WE1
WE2
WE3
WE4
WE5
WE6
WE7
ID
BCLK cycle time
BCLK low-level width
BCLK high-level width
Clock fall to address valid
Clock rise/fall to address invalid
Clock rise/fall to CS[x] valid
Clock rise/fall to CS[x] invalid
Output Data
Address
BCLK
CS[x]
EB[y]
2
LBA
RW
i.MX25 Applications Processor for Automotive Products, Rev. 9
OE
2
2
Input Data
WE16
WE10
WE14
WE12
WE8
WE4
WE6
Table 56. WEIM Bus Timing Parameters
DTACK
Figure 38. WEIM Bus Timing Diagram
BCLK
ECB
Parameter
WE22, WE23
WE18, WE19
WE1
WEIM Output Timing
WEIM Input Timing
WE26
WE2
...
WE20, WE21
WE24, WE25
WE27
WE3
1
WE11
WE5
WE7
WE15
WE17
WE9
WE13
Min.
14.5
3.3
15
22
15
7
7
Max.
21
25
19
—
—
—
5
Unit
ns
ns
ns
ns
ns
ns
ns
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