LM111D STMicroelectronics, LM111D Datasheet - Page 7

• Manufacturer Part Number: LM111D
• Description: VOLTAGE COMPARATORS
• Manufacturer: STMicroelectronics

CRYSTAL OSCILLATOR
AUXILIARY CIRCUITS
TYPICAL APPLICATIONS
100KHz FREE RUNNING MULTIVIBRATOR
100k
R2
1200pF
20k
C1
R2
3
2
2N 2222
0.1 F
20k
C1
LM111
Q1
R1
100k
3
2
R1
STROBE
3
2
LM111
6
1k
10k
R1
4
* TTL or DTL fan-out two
V
R3
1
LM111
CC
V
7
CC
8
= +5V
1
8
= +5V
1k
7
100kHz C2
R5
4
3 9k
TTL s tro be
R4
7
2k
R4
50k
10pF
R3
S qua re wa ve output
INCREASING INPUT STAGE
Output
2
3
5
CURRENT
LM11 1
6
8
LOW VOLTAGE ADJUSTABLE REFERENCE
SUPPLY
TTL INTERFACE WITH HIGH LEVEL LOGIC
2N 2222
7
C1
Input
2N 1304
240k
V
1k
R1
CC
R2
3.9k
R1
47k
R2
2
3
LM111
4
LM111 - LM211 - LM311
82k
V
82k
R4
R3
CC
8
5k
OFFSET BALANCING
2
3
10k
= +5V
R3
3
2
1
LM111
4
500
7
R 4
LM11 1
5
8
6
3k
1
R2
7
0 to +30Vs wing and
+15V thre sholg
8
V
To TTL logic
CC
1.5 F
+C 1*
7
* S old ta nta lum
= +5V
Output
1k
R5
V
CC
7/9