Datasheet

1 0 1 IDLE
PMDInputPair
RX_CLK
CRS
t
1
1 SFD Bit Decoded
st
1 0 1 0 1 0 1 0 1 0 1 1
TPRD
CRS
RX_CLK
RX_DV
RXD[3:0]
0000 Preamble
SFD
Data
t
1
t
2
t
3
TLK110
www.ti.com SLLS901D –DECEMBER 2011–REVISED JANUARY 2014
9.7.15 10Base-T Receive Timing (Start of Packet)
Table 9-15. 10Base-T Receive Timing (Start of Packet)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
1
Carrier Sense Turn On Delay (PMD Input Pair to CRS) 550 1000 ns
t
2
RX_DV Latency
(1)
14 bits
Measurement shown from
t
3
Receive Data Latency 14 bits
SFD
(1) 10Base-T RX_DV Latency is measured from first bit of decoded SFD on the wire to the assertion of RX_DV
Figure 9-15. 10Base-T Receive Timing (Start of Packet)
9.7.16 10Base-T Receive Timing (End of Packet)
Table 9-16. 10Base-T Receive Timing (End of Packet)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
1
Carrier Sense Turn Off Delay 1.8 μs
Figure 9-16. 10Base-T Receive Timing (End of Packet)
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