MCIMX31LVKN5 Freescale Semiconductor, MCIMX31LVKN5 Datasheet - Page 29
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MCIMX31LVKN5
Manufacturer Part Number
MCIMX31LVKN5
Description
IC MPU MAP I.MX31L 457-MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX31r
Datasheet
1.MCIMX31LITEKITC.pdf
(122 pages)
Specifications of MCIMX31LVKN5
Core Processor
ARM11
Core Size
32-Bit
Speed
532MHz
Connectivity
1-Wire, ATA, EBI/EMI, FIR, I²C, MMC/SD, PCMCIA, SIM, SPI, SSI, UART/USART, USB, USB OTG
Peripherals
DMA, LCD, POR, PWM, WDT
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.22 V ~ 3.3 V
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
457-MAPBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of I /o
-
Eeprom Size
-
Program Memory Size
-
Data Converters
-
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4.3.5.2
Figure 11
Figure 12
Freescale Semiconductor
Parameter
ATA
trd
t1
t2
t9
t5
t6
tA
t0
shows timing for PIO read, and
shows timing for PIO write, and
from
PIO Mode Timing
Parameter
Figure 11
trd1
t2r
tA
—
t1
t9
t5
t6
t1 (min) = time_1 * T – (tskew1 + tskew2 + tskew5)
t2 min) = time_2r * T – (tskew1 + tskew2 + tskew5)
t9 (min) = time_9 * T – (tskew1 + tskew2 + tskew6)
t5 (min) = tco + tsu + tbuf + tbuf + tcable1 + tcable2
0
tA (min) = (1.5 + time_ax) * T – (tco + tsui + tcable2 + tcable2 + 2*tbuf)
trd1 (max) = (–trd) + (tskew3 + tskew4)
trd1 (min) = (time_pio_rdx – 0.5)*T – (tsu + thi)
(time_pio_rdx – 0.5) * T > tsu + thi + tskew3 + tskew4
t0 (min) = (time_1 + time_2 + time_9) * T
MCIMX31/MCIMX31L Technical Data, Rev. 4.1
Table 25. PIO Read Timing Parameters
Figure 11. PIO Read Timing Diagram
Table 25
Table 26
Value
lists the timing parameters for PIO read.
lists the timing parameters for PIO write.
Electrical Characteristics
time_1, time_2r, time_9
If not met, increase
time_pio_rdx
Controlling
Variable
time_ax
time_2r
time_3
time_2
time_1
—
29