mc68160a Freescale Semiconductor, Inc, mc68160a Datasheet - Page 19
mc68160a
Manufacturer Part Number
mc68160a
Description
Enhanced Ethernet Interface Circuit
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68160A.pdf
(32 pages)
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RENA
TENA
Differential
TPTX +/– Differential
TPTX +/– Differential
TPTX +/–
OROLA ANALOG IC DEVICE DATA
(Pre–Emphasis)
(Logic Levels)
RENA
TENA
TCLK
RX
TX
X1
Figure 25. TPTX Transmit Timing (End of Frame) Switching
Figure 24. TPTX Transmit Timing (Start of Frame) Switching
90%
1.5V
Freescale Semiconductor, Inc.
1.5V
For More Information On This Pro
t 136
Figure 26. RENA Deassert Delay from TENA
1
t 134
90%
t 133
Go to: www.freescale.com
1.5V
1.5V
0
1
1
1.5V
1
MC68160A
+585mV
1.5V
1
0
0
t 130
0
t 137
0V
0
1
1
1
1.5V
0
0
0
0
t 135
1
0
0
t 131
0
1
t 132
1
1
1
1
1
1
+585mV
19