MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1654
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
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MII Interface
If the PHY detects an error on the frame received from the line, the PHY asserts the MII
error signal, mii_rx_err, for at least one clock cycle at any time during the packet transfer.
26.3.19 MII Interface Timing Characteristics
1654
Figure 26-31. MII Receive Operation - Errored Frame
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
mii_rx_d(3:0)
mii_rx_d(3:0)
mii_rx_err
mii_rx_dv
mii_rx_err
mii_rx_dv
rx_clk
rx_clk
Preamble
Preamble
Figure 26-30. MII Receive Operation
5
5
rx_clk
tx_clk
mii_rx_d(3:0)
SFD
SFD
mii_rx_err
mii_rx_dv
rx_clk
1/F
max
tsu
t
hold
CRC-32
CRC-32
Freescale Semiconductor, Inc.
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