LM111, LM211, LM311

DIFFERENTIAL COMPARATORS WITH STROBES

SLCS007H – SEPTEMBER 1973 – REVISED AUGUST 2003

12

POST OFFICE BOX 655303

APPLICATION INFORMATION

† 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

5 V

1 k

Ω

240 k

Ω

82 k

Ω

47 k

Ω

82 k

Ω

Output to TTL

Input†

‡

Figure 15. TTL Interface With High-Level Logic

Figure 16. Detector for Magnetic Transducer

5 V

2 k

Ω

4.5 k

Ω

1 k

Ω

Magnetic

Transducer

Output

to TTL

Figure 17. 100-kHz Crystal Oscillator

0.1

µF

50 k

Ω

VCC+

2 k

Ω

100 k

Ω

100 k

Ω

100 kHz

Output

10 pF