AM79C873 Advanced Micro Devices, AM79C873 Datasheet - Page 35

• Manufacturer Part Number: AM79C873
• Description: NetPHY -1 10/100 Mbps Ethernet Physical Layer Single-Chip Transceiver with 100BASE-FX Support
• Manufacturer: Advanced Micro Devices

MII 100BASE-TX Receive Timing
MII-100BASE-TX Receive Timing Parameter (Half Duplex)
Note:
1. Typical values are at 25 and are for design aid only; not guaranteed and not subject to production testing.
Symbol
RX_DV, RX_ER
tRX
tRX
tRX
t1
t2
t3
t4
t5
pd
h
s
RXD [0:3],
RX_CLK
RXI
CRS
RXD[0:3), RX_DV, RX_ER Setup To
RX_CLK High
RXD[0:3], RX_DV, RX_ER Hold From
RX_CLK High
RXI In To RXD[0:3] Out (RX Latency)
CRS Asserted To RXD[0:3], RX_DV,
RX_ER
CRS De-asserted To RXD[0:3], RX_DV,
RX_ER
RXI In To CRS Asserted
RXI Quiet To CRS De-asserted
RXI In To COL De-asserted
COL
Parameter
Figure 8. MII 100BASE-TX Receive Timing Diagram
t
3
tTX
t
5
pd
t
1
P R E L I M I N A R Y
Am79C873
Conditions
tRX
S
tRX
h
Min
10
10
10
14
14
-
-
-
(Note 1
t
Typical
4
15
4
0
-
-
-
-
-
)
Max
14
18
18
-
-
-
-
-
t 2
22164A-10
Unit
BT
BT
BT
BT
BT
BT
ns
ns
35