第8章现代模拟集成电路技术 R A (S) 1(s)1+sR2C (8-33) 若用开环差模电压增益表示,则 R A1(s)= U。(s)_C。(s) 7(s)1(s)·RR(1+sRCr) (8—34)第8章 现代模拟集成电路技术 ( ) (1 ) ( ) ( ) ( ) ( ) ( ) 1 ( ) ( ) i T T T i i o i o u T T T i o r R sR C R I s R U s U s U s A s sR C R I s U s A s + =  = = + = = 若用开环差模电压增益表示，则 (8—33) (8—34)