PETERMANN
TECHNIK
Time & Frequency Components
TEST CIRCUIT FOR HCMOS
(HCMOS LOAD)
+
mA
M
-
#14
+
VM
-
TEST
POINT
#8
tr
tf
V
OH
90%V
DD
+
POWER
SUPPLY
-
V
CC
OUT
OSCILLATOR
0,1µF
GND
#1
#7
CONTROL VOLTAGE
C
L
=15pF
50%V
DD
10%V
DD
V
OL
Th
T
DUTY=Th/T
NOTE: CL includes probe and fixture capacitance
TEST CIRCUIT FOR TTL
(TTL LOAD)
+
mA
M
-
#14
+
VM
-
TEST
POINT
#8
1N4148
or Equiv
R
L
=390
tr
tf
V
OH
2.4V
+
POWER
SUPPLY
-
V
DD
OUT
OSCILLATOR
0,1µF
GND
#1
#7
C
L
=15pF
1.4V
CONTROL VOLTAGE
NOTE: CL includes probe and fixture capacitance
V
OL
Th
T
0.4V
DUTY=Th/T
TEST CIRCUIT FOR CLIPPED SINE WAVE
CLIPPED SINE WAVE
#8
+
mA
M
-
#14
+
VM
-
0,1µF
TEST
POINT
+
POWER
SUPPLY
-
V
DD
OUT
10k
OSCILLATOR
GND
#7
C
L
=10pF
#1
N.C. or Control Voltage
0.0V
DC
NOTE: CL includes probe and fixture capacitance
V
P-P
1V min
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PETERMANN [ PETERMANN-TECHNIK ]
