82595TX Datasheet, PDF (56/59 Pages) Intel Corporation – ISA/PCMCIA HIGH INTEGRATION ETHERNET CONTROLLER

82595TX
Symbol
t₁₂₆
t₁₂₇
t₁₂₈
t₁₂₉
t₁₃₀
Figure 11-21 TPE Link Integrity Timings
Table 11-18 AUI Timings
Parameter
Min
Typ
TRMT Pair Rise Fall Times
3
Bit Cell Center to Bit Cell Center of
TRMT Pair
99 5
50
Bit Cell Center to Bit Cell Boundary of
TRMT Pair
49 5
50
TRMT Pair Held at Positive Differential at
200
Start of Idle
TRTM Pair Return to ^s40 mVp from
Last Positive Transition
281630 – 32
Max
Unit
5
ns
100 5
ns
50 5
ns
ns
80
ms
Figure 11-22 AUI Transmit Timings
281630 – 33
Table 11-19 AUI Receive Timings
Symbol
Parameter
Min
Typ
Max
Unit
t₁₃₅
RCV Pair Rise Fall Times
t₁₃₆
RCV Pair Bit Cell Center Jitter in Preamble
t₁₃₇
RCV Pair Bit Cell Center Boundary Jitter in Data
t₁₃₈
RCV Pair Idle Time after Transmission
8
t₁₃₉
RCV Pair Return to Zero from Last
160
Positive Transition
10
ns
g12
ns
g18
ns
ms
ns
56