LED Display Driver - Microchip Technology
2016 Microchip Technology 1MM5450/51Features Continuous Brightness Control Serial Data Input No Load Signal Requirement Enable (MM5450 Only) Wide Power Supply Operation TTL Compatibility 34 or 35 Outputs, 15 mA Capability Alphanumeric CapabilityApplications Industrial Control Indicator Relay Driver Digital Clock, Thermometer, Counter, Voltmeter Instrumentation ReadoutsGeneral DescriptionThe MM5450 and MM5451 LED Display drivers aremonolithic MOS IC s fabricated in an N-Channel,metal-gate process. The Technology produceslow-threshold, enhancement-mode, and ion-implanteddepletion-mode single pin controls the LED Display brightness bysetting a reference current through a variable resistorconnected to the Diagram35 OUTPUT BUFFERS35 LATCHES35-BIT SHIFT REGIST
MM5450/51 DS20005651A-page 6 2016 Microchip Technology Inc. TEMPERATURE SPECIFICATIONS (Note 1) Parameters Sym. Min. Typ. Max. Units Conditions
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