MCIMX537CVV8C Freescale Semiconductor, MCIMX537CVV8C Datasheet - Page 77

• Manufacturer Part Number: MCIMX537CVV8C
• Description: IC, 32-BIT MPU, 800 MHz, 529-BGA
• Manufacturer: Freescale Semiconductor
• Series: ARM Cortex-A8r

Specifications of MCIMX537CVV8C

• Core Size: 32bit
• Program Memory Size: 288KB
• Cpu Speed: 1GHz
• Digital Ic Case Style: BGA
• No. Of Pins: 529
• Operating Temperature Range: -20°C To +85°C
• Msl: MSL 3 - 168 Hours
• Lead Free Status / Rohs Status: Supplier Unconfirmed

4.7.5.5
In RMII mode, FEC_TX_CLK is used as the REF_CLK which is a 50 MHz ±50 ppm continuous reference
clock. FEC_RX_DV is used as the CRS_DV in RMII, and other signals under RMII mode include
FEC_TX_EN, FEC_TXD[1:0], FEC_RXD[1:0] and optional FEC_RX_ER.
The RMII mode timings are shown in
Freescale Semiconductor
1
M13 FEC_MDIO (input) to FEC_MDC rising edge hold
M14 FEC_MDC pulse width high
M15 FEC_MDC pulse width low
ID
Test conditions: 25pF on each output signal.
M16
M17
M18
M19
No.
FEC_MDIO (output)
FEC_MDC (output)
FEC_MDIO (input)
RMII Mode Timing
REF_CLK(FEC_TX_CLK) pulse width high
REF_CLK(FEC_TX_CLK) pulse width low
REF_CLK to FEC_TXD[1:0], FEC_TX_EN invalid
REF_CLK to FEC_TXD[1:0], FEC_TX_EN valid
i.MX53xD Applications Processors for Consumer Products, Rev. 1
Figure 39. MII Serial Management Channel Timing Diagram
Table 51. MII Transmit Signal Timing (continued)
Characteristics
Characteristics
Table 52
Table 52. RMII Signal Timing
M12
1
and
M13
1
Figure
M14
40.
35%
35%
M10
Min
—
2
M11
M15
65%
65%
Max
16
—
Min Max
40
40
%
%
0
Electrical Characteristics
REF_CLK period
REF_CLK period
ns
ns
60% FEC_MDC period
60% FEC_MDC period
—
Unit
Unit
ns
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