Data Sheet
July 2000
LU6612
FASTCAT Single-FET for 10Base-T/100Base-TX
Timing Characteristics (Preliminary) (continued)
Table 33. 100 Mbits/s MII Receive Timing
Name
Parameter
Min
Max
Unit
t43
t44
t45
t46
RX/RY 1st Bit of J Receive Activity to CRS Asserted
—
—
—
—
170
210
210
210
ns
ns
ns
ns
RX/RY Receive Activity to Receive Data Valid
RX/RY Receive Activity Cease (1st bit of T) to CRS Deasserted
RX/RY Receive Activity Cease (1st bit of T) to Receive Data Not Valid
1st BIT OF J
1st BIT OF T
RX/RY
t45
t43
CRS
RX_CLK
RX_DV
t44
t46
RX_ER
RXD[3:0]
5-3747(F).er1
Figure 16. 100 Mbits/s MII Receive Timing
Lucent Technologies Inc.
33