LM111, LM211, LM311, LM311Y
DIFFERENTIAL COMPARATORS WITH STROBES
SLCS007A – SEPTEMBER 1973 – REVISED FEBRUARY 1992
APPLICATION INFORMATION
V
CC+
100 kΩ
2 kΩ
100 kHz
5 V
10 pF
2 kΩ
Output
to TTL
Output
4.5 kΩ
1 kΩ
100 kΩ
0.1 µF
50 kΩ
Magnetic
Transducer
Figure 16. Detector for Magnetic Transducer
Figure 17. 100-kHz Crystal Oscillator
From D/A Network
V
CC+
V
CC+
Output
22 kΩ
Analog
Input
†
BALANCE
BAL/STRB
Input
0.1 µF
TIP30
TTL
Strobe
2N2222
Sample
1 kΩ
†
Typical input current is 50 pA with inputs strobed off.
Figure 19. Strobing Both Input and
Output Stages Simultaneously
Figure 18. Comparator and Solenoid Driver
V
CC+
V
= 5 V
CC+
500 Ω
3.9 kΩ
3 kΩ
10 kΩ
3 kΩ
Output
2N3708
BAL/
STRB
BALANCE
Output
to MOS
Input
+
1.5 µF
1 kΩ
10 kΩ
2N2222
V
CC–
= –10 V
Figure 20. Low-Voltage
Adjustable Reference Supply
Figure 21. Zero-Crossing
Detector Driving MOS Logic
12
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TI [ TEXAS INSTRUMENTS ]
