Datasheet

7
Application Circuits
FIGURE 5. CONNECTION TO LIQUID-CRYSTAL (LCD)
DISPLAY READOUT
FIGURE 6. CONNECTION TO INCANDESCENT DISPLAY
READOUT
FIGURE 7. CONNECTION TO GAS-DISCHARGE DISPLAY
READOUT
FIGURE 8. CONNECTION TO FLUORESCENT DISPLAY
READOUT
ONE OF SEVEN
SEGMENTS
COMMON
BACKPLANE
SQUARE WAVE
GND TO V
CC
HC4543
OUTPUTS
PH
HC4543
OUTPUT
PH
GND
APPROPRIATE
VOLTAGE
HC4543
OUTPUT
PH
GND
APPROPRIATE
VOLTAGE
HC4543
OUTPUT
PH
GND
GND OR APPROPRIATE
VOLTAGE BELOW GND
TO FILAMENT
SUPPLY
CD74HC4543