(1D 若d。=1,d,=d2=d3=0,U4o=? 戴氏 等效电路 R 2R2R 2R 2R 2R S3 .+UR 2021220 数码寄存器
Uo +UR Q0 Q1 Q2 Q3 数码寄存器 d0 d1 d2 d3 S0 S1 S2 S3 2R 2R 2R 2R 2R R R R A 2R + - + RF 戴氏 等效电路 1 1 0 ? ()若d0 = ,d1 = d2 = d3 = ,UA0 =
(1)若d=1,d,=d2=d3=0,U40=? 戴氏 等效电路 8 A 2R]2R2R 2R]2R] R2R -UR-A 0 2 R2R2R2R URH 2
1 1 0 ? ()若 d 0 = ,d1 = d 2 = d 3 = ,UA 0 = +- 2 R 2 R 2 R 2 R 2 R R R R A UR00 ´ R 2 R 2 R 2 R R R R A + 2 - U R 2 2 4 0 0 R R R U R RU U U = = − 戴氏 等效电路