LM111, LM211, LM311
DIFFERENTIAL COMPARATORS WITH STROBES
SLCS007H − SEPTEMBER 1973 − REVISED AUGUST 2003
APPLICATION INFORMATION
From D/A Network
V
CC+
V
CC+
Output
Analog
Input
22 kΩ
†
BALANCE
BAL/STRB
0.1 μF
Input
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+
3.9 kΩ
500 Ω
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
13
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TI [ TEXAS INSTRUMENTS ]
