mpc8536e Freescale Semiconductor, Inc, mpc8536e Datasheet - Page 52

• Manufacturer Part Number: mpc8536e
• Description: Mpc8536e Powerquicctm Iii Integrated Processor Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

Ethernet: Enhanced Three-Speed Ethernet (eTSEC), MII Management
Figure 25
2.9.2.7
This section describes the RMII transmit and receive AC timing specifications.
2.9.2.7.1
The RMII transmit AC timing specifications are in
52
At recommended operating conditions with L/TV
TSECn_TX_CLK clock period
TSECn_TX_CLK duty cycle
TSECn_TX_CLK peak-to-peak jitter
shows the RGMII and RTBI AC timing and multiplexing diagrams.
(At Transmitter)
RXD[8:5][3:0]
RXD[7:4][3:0]
TXD[8:5][3:0]
TXD[7:4][3:0]
RMII AC Timing Specifications
GTX_CLK
RMII Transmit AC Timing Specifications
(At PHY)
(At PHY)
RX_CTL
RX_CLK
Parameter/Condition
TX_CLK
TX_CTL
MPC8536E PowerQUICC™ III Integrated Processor Hardware Specifications, Rev. 2
Figure 25. RGMII and RTBI AC Timing and Multiplexing Diagrams
Table 36. RMII Transmit AC Timing Specifications
RXD[3:0]
TXD[3:0]
DD
RXD[4]
TXD[4]
TXEN
RXDV
of 3.3 V ± 5%.
Table
RXD[8:5]
RXD[7:4]
TXD[8:5]
TXD[7:4]
RXERR
TXERR
RXD[9]
TXD[9]
36.
Symbol
t
t
t
RMTH
RMTJ
RMT
1
t
t
SKRGT_RX
SKRGT_TX
t
RGTH
15.0
Min
35
—
20.0
Typ
50
—
t
RGT
Freescale Semiconductor
Max
25.0
250
t
t
65
SKRGT_TX
SKRGT_RX
Unit
ns
ps
%