MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1654

• Manufacturer Part Number: MCIMX286CVM4B
• Description: IC MPU I.MX286 289MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MX28r

Specifications of MCIMX286CVM4B

• 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: Compliant

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.