AM79C989JCT Advanced Micro Devices, AM79C989JCT Datasheet - Page 34

• Manufacturer Part Number: AM79C989JCT
• Description: Quad Ethernet Switching Transceiver (QuEST)
• Manufacturer: Advanced Micro Devices

Fast Link Pulse Timing
34
No.
20
21
22
23
24
Timing
Pulse
Burst
FLP
FLP
Link
Symbol
t
t
t
20
FLP0
FLP1
FLP2
Clock Pulse
21
D0 = 1
Link Pulse Width.
Clock to Data Delay.
Clock to Clock Delay.
Total Pulses in FLP Burst.
FLP Burst to FLP Burst.
20
Data Pulse
Figure 4. Fast Link Pulse Timing Diagram
22
D1 = 0
20
Parameter Description
P R E L I M I N A R Y
Clock Pulse
Am79C989
Clock Pulses
D2 = 1
D3 = 1
55.5
Min
111
80
17
8
D15 = 0
Max
69.5
120
139
33
24
21173B-8
Unit
No.
ms
ns
s
s