MC10124
SWITCHING TIME TEST CIRCUIT
V
out
NAND
+7.0 Vdc
0.1
µF
Coax
Coax
V
out
AND
V
in
+6.0 Vdc
V
CC
Coax
0.1
µF
25
µF
Input
Pulse Generator
5
6
7
10
11
4
2
3
1
12
15
13
14
16
8
0.1
µF
Unused outputs connected to a
50-ohm resistor to ground.
Input Pulse
t+ = t- = 5.5
±0.5
ns
(10 to 90%)
0.1
µF
50-ohm termination to ground lo-
cated in each scope channel input.
All input and output cables to the
scope are equal lengths of 50-ohm
coaxial cable. Wire length should be
< 1/4 inch from TP
in
to input pin and
TP
out
to output pin.
25
µF
+ 2.0 Vdc
V
EE
-3.2 Vdc
NOTE: All power supply and logic levels are shown
shifted 2 volts positive.
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