dp83251 National Semiconductor Corporation, dp83251 Datasheet - Page 83

• Manufacturer Part Number: dp83251
• Description: Player Device Fddi Physical Layer Controller
• Manufacturer: National Semiconductor Corporation

7 0 Electrical Characteristics
AC Characteristics for PHY Port Interfaces
Symbol
T30
T31
T32
T33
T34
T35
LBC to Indicate Data Changes
from TRI-STATE to Data Valid
LBC to Indicate Data Changes
from Active to TRI-STATE
LBC to Indicate Data Sustain
LBC to Valid Indicate Data
Request Data to LBC Setup Time
Request Data to LBC Hold Time
Parameter
FIGURE 7-7 PHY Port Interface Timing
(Continued)
Conditions
83
Min
15
7
5
Typ
TL F 10386 – 37
Max
70
70
45
Units
ns
ns
ns
ns
ns
ns