LM111, LM211, LM311
DIFFERENTIAL COMPARATORS WITH STROBES
SLCS007H − SEPTEMBER 1973 − REVISED AUGUST 2003
APPLICATION INFORMATION
5V
82 kΩ
240 kΩ
Input
†
47 kΩ
82 kΩ
1 kΩ
Output to TTL
‡
†
‡
Resistor values shown are for a 0- to 30-V logic swing and a 15-V threshold.
May be added to control speed and reduce susceptibility to noise spikes
Figure 15. TTL Interface With High-Level Logic
V
CC+
100 kΩ
5V
2 kΩ
100 kHz
10 pF
4.5 kΩ
2 kΩ
Output
to TTL
100 kΩ
Output
1 kΩ
0.1
μF
50 kΩ
Magnetic
Transducer
Figure 16. Detector for Magnetic Transducer
Figure 17. 100-kHz Crystal Oscillator
12
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•
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