CD4051BE

The CD4051BE is a CMOS analog multiplexer/demultiplexer IC, similar to the HEF4051BT. There are several other ICs that can be used as a replacement for the CD4051BE, such as:

74HC4051N from NXP Semiconductors

74HC4051D from Fairchild Semiconductor

74HC4051PW from ON Semiconductor

ADG408BRMZ from Analog Devices

DG408DJ from Vishay Intertechnology

These ICs have similar functionality to the CD4051BE and can be used in the same applications, but there may be some differences in the specific electrical characteristics and package options. It is recommended to check the datasheet of the specific IC before using it as a replacement to ensure compatibility with the circuit and application.