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MC14499DW ,7-Segment LED Display Decoder/Driver with Serial InterfaceMAXIMUM RATINGS* (Voltages referenced to V )SSThis device contains circuitry to protect theÁÁÁÁÁÁÁÁ ..
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MC14499DW-MC14499P
7-Segment LED Display Decoder/Driver with Serial Interface
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CMOSThe MC14499 is a 7–segment alphanumeric LED decoder/driver with a serial
interface port to provide communication with CMOS microprocessors and
microcomputers. This device features NPN output drivers which allow
interfacing to common cathode LED displays through external series resistors. High–Current Segment Drivers On–Chip CMOS MPU compatible Input Levels Wide Operating Voltage Range: 4.5 to 6.5 V Operating Temperature Range: 0 to 70°C Drives Four Characters with Decimal Points Also See MC14489
BLOCK DIAGRAMCLK
ENB
DATA
OSC
DECIMAL
POINT Transparent Latch
III
SEGMENTOUTPUTS
CHARACTER
SELECT
ORS
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SEMICONDUCTOR TECHNICAL DATA