MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 35
MCIMX281AVM4B
Manufacturer Part Number
MCIMX281AVM4B
Description
IC MPU I.MX28 1.2 289MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX28r
Datasheets
1.MCIMX283DVM4B.pdf
(2327 pages)
2.MCIMX283DVM4B.pdf
(20 pages)
3.MCIMX281AVM4B.pdf
(72 pages)
Specifications of MCIMX281AVM4B
Core Processor
ARM9
Core Size
32-Bit
Speed
454MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, MMC, SmartCard, SPI, SSI, UART/USART, USB OTG
Peripherals
DMA, I²S, LCD, POR, PWM, WDT
Program Memory Size
128KB (32K x 32)
Program Memory Type
Mask ROM
Ram Size
32K x 32
Voltage - Supply (vcc/vdd)
1.25 V ~ 5.25 V
Data Converters
A/D 17x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
289-LFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of I /o
-
Eeprom Size
-
Lead Free Status / Rohs Status
Supplier Unconfirmed
Figure 10
in the figure.
1
3.4.4.1.3
Figure 11
the figure.
1
Freescale Semiconductor
M5
M6
M7
M8
M9
ENET0_TX_EN, ENET0_TX_CLK, and ENET0_TXD0 have the same timing in 10-Mbps 7-wire interface mode.
ENET0_COL has the same timing in 10-Mbit 7-wire interface mode.
ENET0_TXD[3:0] (outputs)
1
ID
ID
ENET0_TX_CLK (input)
ENET0_TX_CLK to ENET0_TXD[3:0], ENET0_TX_EN,
ENET0_TX_ER invalid
ENET0_TX_CLK to ENET0_TXD[3:0], ENET0_TX_EN,
ENET0_TX_ER valid
ENET0_TX_CLK pulse width high
ENET0_TX_CLK pulse width low
ENET0_CRS to ENET0_COL minimum pulse width
shows MII asynchronous input timings.
shows MII transmit signal timings.
ENET0_CRS, ENET0_COL
ENET0_TX_EN
ENET0_TX_ER
MII Asynchronous Inputs Signal Timing (ENET0_CRS and ENET0_COL)
i.MX28 Applications Processors Data Sheet for Automotive Products, Rev. 0
Table 40. MII Asynchronous Inputs Signal Timing
Characteristic
Figure 10. MII Transmit Signal Timing Diagram
Figure 11. MII Async Inputs Timing Diagram
Characteristic
Table 39. MII Transmit Signal Timing
1
Table 39
M5
Table 40
M6
M7
describes the timing parameters (M5–M8) shown
describes the timing parameter (M9) shown in
M9
Min.
1.5
Min.
35%
35%
M8
—
5
Max.
—
Max.
65%
65%
—
20
ENET0_TX_CLK period
ENET0_TX_CLK
ENET0_TX_CLK
Unit
period
period
Unit
ns
ns
35