TLK100_11 Datasheet, PDF (81/88 Pages) Texas Instruments – Industrial Temp, Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver

TLK100
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SLLS931B – AUGUST 2009 – REVISED DECEMBER 2009
Table 9-22. 10 Mb/s Internal Loopback Timing
PARAMETER
t₁
TX_EN to RX_DV Loopback
TEST CONDITIONS
10 Mb/s internal loopback mode
MIN TYP MAX UNIT
2.4 μs
TX_CLK
TX_EN
TXD[3:0]
CRS
t₁
RX_CLK
RX_DV
RXD[3:0]
NOTE: Measurement is made from the first rising edge of TX_CLK after assertion of TX_EN.
Figure 9-22. 10 Mb/s Internal Loopback Timing
T0362-01
Table 9-23. Isolation Timing
PARAMETER
TEST CONDITIONS MIN TYP MAX UNIT
t₁
From Deassertion of S/W or H/W Reset to transition from Isolate to Normal
mode
65
ns
H/W or S/W Reset
MODE
t₁
ISOLATE
NORMAL
Figure 9-23. Isolation Timing
T0365-01
Copyright © 2009, Texas Instruments Incorporated
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