Zakładka z wyszukiwarką danych komponentów |
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74HCT181N Arkusz danych(PDF) 5 Page - NXP Semiconductors |
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74HCT181N Arkusz danych(HTML) 5 Page - NXP Semiconductors |
5 / 20 page 1998 Jun 10 5 Philips Semiconductors Product specification 4-bit arithmetic logic unit 74HC/HCT181 FUNCTION TABLES Notes to the function tables 1. Each bit is shifted to the next more significant position. 2. Arithmetic operations expressed in 2s complement notation. H = HIGH voltage level L = LOW voltage level MODE SELECT INPUTS ACTIVE HIGH INPUTS AND OUTPUTS S3 S2 S1 S0 LOGIC (M=H) ARITHMETIC(2) (M=L; Cn=H) L L L L L L L L L L H H L H L H A A + B AB logical 0 A A+B A+ B minus 1 L L L L H H H H L L H H L H L H AB B A ⊕ B AB A plus AB (A + B) plus AB A minus B minus 1 AB minus 1 H H H H L L L L L L H H L H L H A+B A ⊕ B B AB A plus AB A plus B (A + B) plus AB AB minus 1 H H H H H H H H L L H H L H L H logical 1 A+ B A+B A A plus A(1) (A + B) plus A (A + B) plus A A minus 1 Notes to the function tables 1. Each bit is shifted to the next more significant position. 2. Arithmetic operations expressed in 2s complement notation. H = HIGH voltage level L = LOW voltage level MODE SELECT INPUTS ACTIVE LOW INPUTS AND OUTPUTS S3 S2 S1 S0 LOGIC (M=H) ARITHMETIC(2) (M=L; Cn=L) L L L L L L L L L L H H L H L H A AB A+ B logical 1 A minus 1 AB minus 1 AB minus 1 minus 1 L L L L H H H H L L H H L H L H A + B B A ⊕ B A+ B A plus (A + B) AB plus (A + B) A minus B minus 1 A+ B H H H H L L L L L L H H L H L H AB A ⊕ B B A + B A plus (A + B) A plus B AB plus (A + B) A+B H H H H H H H H L L H H L H L H logical 0 AB AB A A plus A(1) AB plus A AB plus A A |
Podobny numer części - 74HCT181N |
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Podobny opis - 74HCT181N |
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