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7_SEGMENT_COMMON_CATHODE_LED_DISPLAY_DRIVER

2016-12-13 03:14  
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7_SEGMENT_COMMON_CATHODE_LED_DISPLAY_DRIVER
A CD4511B CMOS LED display driver can be used to drive a common cathode LED display. Cur-rent limiting resistors limit the segment current to the rated value at maximum supply voltage. A sample calculation is shown.