用什么芯片替代CD4081

请教各位大哥一下:
CD4081可以用什么型号的芯片来替代?最好是廉价功效相当市场易买的.
感谢万分!

产品名称： CD4081
代换型号： 11-103 159435 191985 191986 191989 276-2481 307-152-9-004 34081PC 4081 4081(IC) 4081BDC 4081BDM 4081BFC 4081BFM 4081BPC 443-751 905-268 991-025517 CD4081 CD4081BCJ CD4081BCN CD4081BD CD4081BE CD4081BF CD4081BMJ CD4081BMW CM4081 D4081 D4081BC DM-103 ECG4081 ECG4081B F4081 GE-4081 H31100128 HCC4081BD HCC4081BF HCC4081BK HCF4081BE HCF4081BF HD14081B HD14081BP HE-443-751 HEF4081BD HEF4081BP HEF4081P ILMC14081B LC4081B M4081BP MB84081B MB84081BM MC14081 MC14081B MC14081BAL MC14081BCL MC14081CP MN4081B MSM4081 MSM4081RS N4081 NTE4081B SCL4081 SCL4081AC SCL4081AD SCL4081AE SCL4081AF SCL4081AH SCL4081B SCL4081BC SCL4081BD SCL4081BE SCL4081BF SCL4081BH SK4081 SK4081B TC4081 TC4081P TCG4081 TCG4081B TM4081B TP4081 TP4081BN UPD4081BC

74hc4078不可以用cd4081来代替。74hc4078是8输入或/或非门，cd4081是2输入端四与门。两种是不同功能的器件。 74hc4078的电源工作电压范围是2v ~ 6v，cd4078的电源工作电压范围是 3v ~ 18v，74hc4078在电源电压为3v ~ 6v 时，可用cd4078代替。74hc4078和cd4078都是8输入端或/或非门。