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MC74HC4511
Liquid–Crystal Display (LCD) Readout
TYPICAL VALUES
RS = 1 MΩ
RT = 100 kΩ
CT = 0.01 µF
RS
HC4511
OUTPUT
RT
CT
HC86
HCU04
HCU04
ONE OF SEVEN
SEGMENTS
COMMON
BACKPLANE
LED Readout
COMMON
CATHODE LED
HC4511
OUTPUT
VCC
COMMON
ANODE LED
HC4511
OUTPUT HC04
Incandescent Readout
APPROPRIATE
VOLTAGE
OUTPUT
HC4511
Gas Discharge Readout
APPROPRIATE
VOLTAGE
OUTPUT
HC4511
Figure 7. Connections to Various Display Readouts
MOTOROLA
8
High–Speed CMOS Logic Data
DL129 — Rev 6