ep9315 Cirrus Logic, Inc., ep9315 Datasheet - Page 45

• Manufacturer Part Number: ep9315
• Description: Enhanced Universal Platform System-on-chip Processor
• Manufacturer: Cirrus Logic, Inc.

Ethernet MAC Interface
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
TXCLK cycle time
TXCLK high time
TXCLK low time
TXCLK to signal transition delay time
TXCLK rise/fall time
RXCLK cycle time
RXCLK high time
RXCLK low time
RXDVAL / RXERR setup time
RXDVAL / RXERR hold time
RXCLK rise/fall time
MDC cycle time
MDC high time
MDC low time
MDC rise/fall time
MDIO setup time (STA sourced)
MDIO hold time (STA sourced)
MDC to MDIO signal transition delay time
(PHY sourced)
Parameter
©
Copyright 2005 Cirrus Logic (All Rights Reserved)
Symbol
t
t
t
MDC_high
t
t
MDC_per
MDC_low
t
t
t
t
RX_high
t
t
t
TX_high
RX_low
t
TX_per
TX_low
RX_per
MDIOs
MDIOh
MDIOd
MDCrf
t
t
t
t
t
TXrf
RXs
RXh
RXrf
TXd
10 Mbit
mode
140
140
140
140
160
160
10
10
10
10
0
-
-
-
-
-
-
-
Min
100 Mbit
mode
160
160
14
14
14
14
10
10
10
10
0
-
-
-
-
-
-
-
10 Mbit
mode
400
200
200
400
200
200
400
10
-
-
-
-
-
-
-
-
-
-
Enhanced Universal Platform SOC Processor
Typ
100 Mbit
mode
400
40
20
20
10
40
20
20
-
-
-
-
-
-
-
-
-
-
10 Mbit
mode
260
260
260
260
300
25
5
5
5
-
-
-
-
-
-
-
-
-
Max
100 Mbit
mode
300
26
26
25
26
26
5
5
5
-
-
-
-
-
-
-
-
-
EP9315
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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