Datasheet

LM111, LM211, LM311
DIFFERENTIAL COMPARATORS WITH STROBES
SLCS007H − SEPTEMBER 1973 − REVISED AUGUST 2003
13
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
Figure 18. Comparator and Solenoid Driver
Input
22 kΩ
Output
V
CC+
Figure 19. Strobing Both Input and Output Stages
Simultaneously
†
Typical input current is 50 pA with inputs strobed off.
V
CC+
1 kΩ
From D/A Network
0.1 μF
Sample
Analog
Input
†
2N2222
TTL
Strobe
BAL/STRBBALANCE
Figure 20. Low-Voltage Adjustable
Reference Supply
500 Ω3.9 kΩ
10 kΩ
1.5 μF
+
V
CC+
Output
2N2222
2N3708
1 kΩ
Figure 21. Zero-Crossing Detector
Driving MOS Logic
3 kΩ
3 kΩ
V
CC+
= 5 V
Input
10 kΩ
V
CC−
= −10 V
Output
to MOS
BAL/
STRB
BALANCE