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