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DUAL VOLTAGE COMPARATOR
LM393
TYPICAL APPLICATIONS
+vc
FREQUENCY
CONTROL
VOLTAGE
INPUT
100㏀
0.01㎌
- 500㎊
10
+
V+
3.0㏀
5.1㏀
0.01㎌
V+/2
100㏀
+
-
20㏀
50㏀
20㏀
V+=+30VCC
+25㎷DC≤VC≤+50VDC
700Hz≤Of ≤100kHz
-
V+/2
+
TWO-DECADE HIGH-FREQUENCY VCO
V+
3.0㏀
OUTPUT1
OUTPUT2
V+(12VDC)
+VREF HI
2Rs
+
10㏀
Rs -
+VIN
~
+
2Rs
+VREF LOW
-
LAMP
2N2222
LIMIT COMPARATOR
+5VDC
360
+VREF4
100
-
+
100K
+5VDC
360
-5VDC
+
+VREF
(-1.4VDC)
-
-12VDC
V0
10㏀
0
-12V
+VREF3
100
-
+
100K
TTL-TO-MOS LOGIC CONVERTER
V0
+5VDC
360
V+
+VREF2
100
-
+
100K
+5VDC
360
+VREF1
100
-
+
100K
VISIBLE VOLTAGE INDICATOR
200㏀
100㏀
2.0㏀
-
0.1㎌
+
V+
0
V0
200㏀
CRYSTAL
f=100㎑
CRYSTAL-CONTROLLED OSCILLATOR
-4-
HTC