AC Timing Test Conditions
All specifications are valid only if mandatory isolation is
employed and all differential signals are taken to be at the AUI
side of the pulse tranformer.
Input pulse level . . . . . . . . . . . . . . . . . . . . . . GND to 3V
Input rise and fall time . . . . . . . . . . . . . . . . . . . . . . . 5ns
Input and output reference level (TTL/MOS) . . . . . 1.3V
Input and output reference level (Diff.) . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . 50% of the differential
DM9008
ISA/Plug & Play Super Ethernet Contoller
Capacitance Ta = 25°C, f = 1MHz
Parameter
Symbol
Typ.
Unit
Input Capacitance
Cin
7
pF
Output Capacitance
Cout
7
pF
Load for Digital Output Pins
Load for TX± Pins
58
Final
Version: DM9008-DS-F02
November 30, 2000