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M5451B7 Datasheet(PDF) 1 Page - STMicroelectronics |
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M5451B7 Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 12 page  1/12 April 2004 M5450 M5451 LED DISPLAY DRIVERS REV. 2 FEATURES SUMMARY ■ M5450 34 OUTPUTS/15mA SINK ■ M5451 35 OUTPUTS/15mA SINK ■ CURRENT GENERATOR OUTPUTS (NO EXTERNAL RESISTORS REQUIRED) ■ CONTINUOUS BRIGHTNESS CONTROL ■ SERIAL DATA INPUT ■ ENABLE (ON M5450) ■ WIDE SUPPLY VOLTAGE OPERATION ■ TTL COMPATIBILITY Application Examples: ■ MICROPROCESSOR DISPLAYS ■ INDUSTRIAL CONTROL INDICATOR ■ RELAY DRIVER ■ INSTRUMENTATION READOUTS DESCRIPTION The M5450 and M5451 are monolithic MOS inte- grated circuits produced with an N-channel silicon gate technology. They are available in 40-pin dual in-line plastic packages. A single pin controls the LED display brightness by setting a reference current through a variable re- sistor connected to VDD or to a separate supply of 13.2V maximum. Figure 1. Packages 1 40 PLCC44 (Plastic Chip Carrier) PDIP40 (Plastic Package) Obsolete Product(s) - Obsolete Product(s) |
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Similar Description - M5451B7 |
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