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 REGISTERLOADRESETRESET(only availablein die form)SERIAL DATA22CLOCK21DATA ENABLE/OUT 35(See Note 1)23192024OUT 3418OUT 11BRIGHTNESSCONTROLVDDNote 1: Pin in Data Enable in MM5450Pin in Output 25 in MM5451LED Display DriverMM5450/51DS20005651A-page 2 2016 Microchip Technology Diagram: DieVOUTPUT BIT 24MM5450/5451DIE PINOUTOUTPUT BIT 25OUTPUT BIT 26OUTPUT BIT 27OUTPUT BIT 28OUTPUT BIT 29OUTPUT BIT 30OUTPUT B
2016 Microchip Technology Inc. DS20005651A-page 1 MM5450/51 Features • Continuous Brightness Control • Serial Data Input • No Load Signal Requirement
Download LED Display Driver - Microchip Technology
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: