鈩?/div>
V
EXT
t
PLH
/t
PHL
t
PZH
/t
PHZ
open
open
open
GND
GND
GND
t
PZL
/t
PLZ
2
脳
V
CC
2
脳
V
CC
2
脳
V
CC
1. The circuit performs better when R
L
= 1000
鈩?
Definitions for test circuits:
R
L
= Load resistor.
C
L
= Load capacitance including jig and probe capacitance.
R
T
= Termination resistance should be equal to the output impedance Z
o
of the pulse generator.
Fig.8 Load circuitry for switching times.
2003 Dec 08
13