MCIMX258CVM4 Freescale Semiconductor, MCIMX258CVM4 Datasheet - Page 43
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MCIMX258CVM4
Manufacturer Part Number
MCIMX258CVM4
Description
IC MPU I.MX25 IND 400MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX25r
Datasheet
1.MCIMX257CJM4.pdf
(154 pages)
Specifications of MCIMX258CVM4
Core Processor
ARM9
Core Size
32-Bit
Speed
400MHz
Connectivity
1-Wire, CAN, EBI/EMI, Ethernet, I²C, MMC, SmartCard, SPI, SSI, UART/USART, USB OTG
Peripherals
DMA, I²S, LCD, POR, PWM, WDT
Number Of I /o
128
Program Memory Type
External Program Memory
Ram Size
144K x 8
Voltage - Supply (vcc/vdd)
1.15 V ~ 1.52 V
Data Converters
A/D 3x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
400-LFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCIMX258CVM4
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Table 32
Figure 8
are shown in the figure.
Figure 9
parameters (OW7–OW8) that are shown in the figure.
Freescale Semiconductor
OW5
OW6
OW1
OW2
OW3
OW4
ID
ID
shows write 0 sequence timing, and
and
lists the RPP timing parameters.
Write 0 Low Time
Transmission Time Slot
Figure 10
1-Wire bus
(OWIRE_LINE)
1-Wire bus
(OWIRE_LINE)
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
Table 32. RPP Sequence Delay Comparisons Timing Parameters
Presence Detect High
Presence Detect Low
Reset Time High
show write 1 and read sequence timing, respectively.
Reset Time Low
Parameters
Parameter
Table 33. WR0 Sequence Timing Parameters
Figure 8. Write 0 Sequence Timing Diagram
Figure 9. Write 1 Sequence Timing Diagram
OW7
Table 33
OW5
Symbol
t
Symbol
describes the timing parameters (OW5–OW6) that
WR0_low
t
t
t
t
t
RSTH
RSTL
SLOT
PDH
PDL
OW8
OW6
Min.
480
480
OW5
Min.
15
60
60
Table 34
Typ.
511
512
—
—
Typ.
100
117
describes the timing
Max.
240
Max.
60
—
—
120
120
Units
Units
us
us
us
us
μs
μs
43
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