EP9315
Enhanced Universal Platform SOC Processor
Ethernet MAC Interface
Min
Typ
Max
Parameter
Symbol
Unit
10 Mbit 100 Mbit 10 Mbit 100 Mbit 10 Mbit 100 Mbit
mode
mode
mode
mode
mode
mode
tTX_per
tTX_high
tTX_low
tTXd
TXCLK cycle time
-
140
140
0
-
14
14
0
400
40
20
20
10
-
-
-
26
26
25
5
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
TXCLK high time
200
260
TXCLK low time
200
260
TXCLK to signal transition delay time
TXCLK rise/fall time
RXCLK cycle time
10
25
tTXrf
-
-
-
5
tRX_per
tRX_high
tRX_low
tRXs
-
-
400
40
20
20
-
-
-
RXCLK high time
140
140
10
10
-
14
14
10
10
-
200
260
26
26
-
RXCLK low time
200
260
RXDVAL / RXERR setup time
RXDVAL / RXERR hold time
RXCLK rise/fall time
MDC cycle time
-
-
-
tRXh
-
-
-
tRXrf
-
-
5
-
5
tMDC_per
tMDC_high
tMDC_low
tMDCrf
tMDIOs
tMDIOh
-
-
400
400
-
-
MDC high time
160
160
-
160
160
-
-
-
-
-
-
-
-
MDC low time
-
-
-
MDC rise/fall time
-
5
-
5
MDIO setup time (STA sourced)
MDIO hold time (STA sourced)
10
10
10
10
-
-
-
-
-
MDC to MDIO signal transition delay time
(PHY sourced)
tMDIOd
-
-
-
-
300
300
ns
STA - Station - Any device that contains an IEEE 802.11 conforming Medium Access Control (MAC) and physical layer
(PHY) interface to the wireless medium.
PHY - Ethernet physical layer interface.
DS638PP4
©Copyright 2005 Cirrus Logic (All Rights Reserved)
45
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