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M74HC4543RM13TR Folha de dados(PDF) 2 Page - STMicroelectronics |
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M74HC4543RM13TR Folha de dados(HTML) 2 Page - STMicroelectronics |
2 / 10 page M74HC4543 2/10 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION TRUTH TABLE X : Don’t Care ↑ : Same as above combinations ### : Depends upon the BCD code previously applied when LD =’H’ PIN No SYMBOL NAME AND FUNCTION 1 LD Latch Disable Input (Active HIGH) 5, 3, 2, 4 A to D Address (Data) Inputs 6 PH Phase Input (Active HIGH) 7 BI Blanking Input (Active HIGH) 9, 10, 11, 12, 13, 15, 14 a to g Segment Outputs 8 GND Ground (0V) 16 VCC Positive Supply Voltage INPUT OUTPUT DISPLAY MODE LD BI PH D C B A a b c d e f g X H L X X X X L L L L L L L BLANK H LLL LL L H H H H H H L 0 H LLL LL H L H H L LLL 1 H L L L LH LH H L H HLH 2 H L L L L H HHH HH L L H 3 H LLL H L LL H H L L H H 4 H L L L H L HH L H H L HH 5 H L L L HH L H L HH HHH 6 H LLL H H H H H H L LLL 7 H L LH L L LH H H H H H H 8 H L L H L L HHH HH L H H 9 H L L H L H X L L L L L L L BLANK H L L H H X X L L L L L L L BLANK L L L X X X X ##### ##### ↑↑ H ↑ INVERSE OF ABOVE OUTPUT LEVEL DISPLAY AS ABOVE |
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Descrição semelhante - M74HC4543RM13TR |
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