MC10124
SWITCHING TIME TEST CIRCUIT
Vin
+6.0 Vdc
Coax
0.1 µF
25 µF
Vout
Vout
VCC
NAND
AND
+7.0 Vdc
0.1 µF
Coax
Coax
Input
Pulse Generator
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 TPin to input pin and
TPout to output pin.
5
6
7
10
11
16
25 µF
4
2
3
1
12
15
Unused outputs connected to a
13
50-ohm resistor to ground.
14
8
0.1 µF
+ 2.0 Vdc
-3.2 Vdc
VEE
NOTE: All power supply and logic levels are shown
shifted 2 volts positive.
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