mc68160a Freescale Semiconductor, Inc, mc68160a Datasheet - Page 15

• Manufacturer Part Number: mc68160a
• Description: Enhanced Ethernet Interface Circuit
• Manufacturer: Freescale Semiconductor, Inc

CONTROLLER TRANSMIT SWITCHING (Fujitsu Mode – Supported by MC68160A Only)
CONTROLLER RECEIVE SWITCHING
NOTE: Load on specified output is 20 pF to ground, unless otherwise noted.
TCKN Cycle Time
TCKN High and Low Time
TCKN Rise and Fall Time
TXD Setup Time to TCKN
TXD Hold Time to TCKN
TEN Setup Time to TCKN
TEN Hold Time to TCKN
RCKN Cycle Time
RCKN High Time
RCKN Low Time
RCKN Rise and Fall Time
RXD Hold Time from RCKN
RXD Set–Up Time RCLK
RCKN Delay from XCD
XCD Deassertion Delay from RCKN
OROLA ANALOG IC DEVICE DATA
= Rising Edge
= Falling Edge
TCKN
TEN
TXD
CRS
RXC
RXD
1.5V
1.5V
Characteristic
1.5V
t 95
t 93
Freescale Semiconductor, Inc.
t 90
(See Figure 17)
1.5V
For More Information On This Pro
t 94
1.5V
1.5V
Figure 15. Transmit Timing (Fujitsu)
Figure 14. Receive Timing (Intel)
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t 91
1.5V
t 91
MC68160A
1.5V
1.5V
0.8V
t 92
t 80
3V
1.5V
t 92
0.8V
1.5V
Symbol
t 81
t 85.1
t 104.1
t 100
t 101
t 102
t 103
t 104
t 105
t 106
t 90
t 91
t 92
t 93
t 94
t 95
t 96
1.5V
t 85
t 82
3V
t 83
1.5V
1.5V
.8V
Min
99
45
20
20
90
40
45
50
35
–
0
0
–
–
0
1.5V
t 83
1.5V
t 96
t 86
3V
Max
101
600
8.0
8.0
55
55
–
–
–
–
–
–
–
–
–
Unit
ns
ns
ns
ns
ns
ns
15