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M74HC4543 - BCD TO 7 SEGMENT LATCH/DECODER/LCD DRIVER

General Description

s The M74HC4543 is an high speed CMOS b BCD-TO-7 SEGMENT DECODER WITH LCD O DRIVER fabricated with silicon gate C2MOS - technology.

c driver for a liquid crystal display (LCD).

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M74HC4543 BCD TO 7 SEGMENT LATCH/DECODER/LCD DRIVER s HIGH SPEED: tPD = 14ns (TYP.) at VCC = 6V s LOW POWER DISSIPATION: ICC = 4µA(MAX.) at TA=25°C s HIGH NOISE IMMUNITY: ) VNIH = VNIL = 28 % VCC (MIN.) t(s s SYMMETRICAL OUTPUT IMPEDANCE: c |IOH| = IOL = 4mA (MIN) u s BALANCED PROPAGATION DELAYS: d tPLH ≅ tPHL ro s WIDE OPERATING VOLTAGE RANGE: P VCC (OPR) = 2V to 6V s PIN AND FUNCTION COMPATIBLE WITH te 74 SERIES 4543 ole DESCRIPTION s The M74HC4543 is an high speed CMOS b BCD-TO-7 SEGMENT DECODER WITH LCD O DRIVER fabricated with silicon gate C2MOS - technology. t(s) This device consists of BCD-TO-7 segment decoder with a BCD input latch and a 7-segment c driver for a liquid crystal display (LCD).