The Harris Corporation CD4052BE is a dual 4-channel analog multiplexer/demultiplexer that is widely used in various electronic applications. This device is part of the CD4000 series of CMOS (Complementary Metal-Oxide-Semiconductor) integrated circuits, which are known for their low power consumption, high noise immunity, and versatility. The CD4052BE is particularly useful in applications where multiple analog signals need to be routed to a single output or where a single input needs to be connected to multiple outputs.

## Overview

The CD4052BE is designed to switch analog signals in a variety of applications, including audio signal routing, data acquisition systems, and communication devices. It can handle both analog and digital signals, making it a flexible choice for many circuit designs. The device features two independent 4-channel multiplexers, allowing for the selection of one of four inputs to be directed to a common output for each multiplexer.

## Key Features

1. Dual 4-Channel Multiplexer/Demultiplexer: The CD4052BE contains two independent multiplexers, each capable of selecting one of four input signals.

2. Low Power Consumption: The device operates at low power levels, making it suitable for battery-operated and portable applications.

3. Wide Supply Voltage Range: It can operate with a supply voltage ranging from 3V to 15V, providing flexibility in various circuit designs.

4. High Input Impedance: The high input impedance minimizes loading effects on the signal sources, ensuring signal integrity.

5. Low ON Resistance: The ON resistance of the switches is low, which helps to maintain signal quality and reduce distortion.

6. High Noise Immunity: The CMOS technology used in the CD4052BE ensures high noise immunity, making it reliable in noisy environments.

## Specifications

Here are the key specifications of the Harris CD4052BE:

- Supply Voltage (V_DD): 3V to 15V
- Input Voltage Range (V_IN): 0V to V_DD
- Control Voltage (V_CTL): 0V to V_DD
- Maximum Input Current (I_IN): ±10 µA
- Maximum Output Current (I_OUT): ±10 mA
- ON Resistance (R_ON): Typically 100Ω at V_DD = 5V
- Propagation Delay (t_PD): Typically 10 ns at V_DD = 5V
- Power Dissipation (P_D): 1 mW (typical) at V_DD = 5V
- Operating Temperature Range: -40°C to +125°C
- Package Type: Available in various packages, including DIP-16, SOIC-16, and TSSOP-16.

## Pin Configuration

The CD4052BE typically comes in a 16-pin package. The pin configuration is as follows:

- Pins 1-4: Analog input channels for multiplexer A (Y0 to Y3)
- Pins 5-8: Analog input channels for multiplexer B (Y4 to Y7)
- Pin 9: Common output/input for multiplexer A (Z_A)
- Pin 10: Common output/input for multiplexer B (Z_B)
- Pins 11-13: Control inputs (A, B, C) for selecting the desired channel for both multiplexers
- Pin 14: V_DD (Supply Voltage)
- Pin 15: V_SS (Ground)
- Pin 16: NC (No Connect)

## Applications

The CD4052BE is used in a variety of applications, including:

- Audio Switching: It can be used to switch audio signals between different sources or outputs, such as in audio mixers or routers.
- Data Acquisition Systems: The device can route multiple sensor signals to a single ADC (Analog-to-Digital Converter) for processing.
- Signal Routing: It is useful in applications where multiple signal paths need to be managed, such as in communication systems.
- Test Equipment: The CD4052BE can be used in test setups to select different test points or signal paths.

## Conclusion

The Harris Corporation CD4052BE is a highly versatile and efficient dual 4-channel analog multiplexer/demultiplexer that offers a range of features suitable for various electronic applications. Its low power consumption, wide supply voltage range, and high noise immunity make it an excellent choice for both consumer and industrial applications. Whether used in audio systems, data acquisition, or signal routing, the CD4052BE provides reliable performance and flexibility, making it a valuable component in modern electronic designs.