MC14511B 데이터 시트보기 (PDF) - Motorola => Freescale
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MC14511B Datasheet PDF : 9 Pages
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CONNECTIONS TO VARIOUS DISPLAY READOUTS
LIGHT EMITTING DIODE (LED) READOUT
VDD
VDD
COMMON
CATHODE LED
COMMON
ANODE LED
≈ 1.7 V
≈ 1.7 V
VSS
INCANDESCENT READOUT
VDD
VDD
VSS
FLUORESCENT READOUT
VDD
**
DIRECT
(LOW BRIGHTNESS)
VSS
GAS DISCHARGE READOUT
APPROPRIATE
VDD
VOLTAGE
FILAMENT
SUPPLY
VSS
VSS OR APPROPRIATE
VOLTAGE BELOW VSS.
(CAUTION: Maximum working voltage = 18.0 V)
LIQUID CRYSTAL (LCD) READOUT
EXCITATION
(SQUARE WAVE,
VDD
VSS TO VDD)
1/4 OF MC14070B
VSS
** A filament pre–warm resistor is recommended to reduce filament
thermal shock and increase the effective cold resistance of the
filament.
VSS
Direct dc drive of LCD’s not recommended for life of
LCD readouts.
MOTOROLA CMOS LOGIC DATA
MC14511B
365
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