LM111, LM211, LM311
DIFFERENTIAL COMPARATORS WITH STROBES
SLCS007H – SEPTEMBER 1973 – REVISED AUGUST 2003
APPLICATION INFORMATION
5 V
1 kΩ
Output to TTL
82 kΩ
240 kΩ
†
Input
47 kΩ
82 kΩ
‡
†
‡
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
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
12
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