The UPD4052BG-E2 is a silicon gate CMOS differential 4-channel analog multiplexer/demultiplexer manufactured by NEC. This integrated circuit is designed for applications where differential signals need to be switched. It features low on-resistance and low leakage current, ensuring minimal signal distortion and accurate data transmission. It is suitable for applications that require high common-mode rejection. The '-E2' suffix likely denotes a specific environmental or screening grade, which might be different than '-E1', or a particular manufacturing lot.

Applications

• Differential Signal Routing: Directing differential analog signals from various sensors or sources to a central processing unit.
• Differential Data Acquisition Systems: Multiplexing differential analog inputs into an analog-to-digital converter (ADC).
• Instrumentation Amplifiers: Switching between different differential input signals for amplification.
• Industrial Control Systems: Controlling various differential actuators and sensors in automated processes.
• Medical Equipment: Routing differential signals from various sensors in diagnostic and monitoring devices.
• Balanced Audio Systems: Switching between balanced audio signals in professional audio equipment.

Features

• Differential 4-Channel Configuration: Provides four differential channels for multiplexing or demultiplexing.
• CMOS Technology: Offers low power consumption and high noise immunity.
• Low On-Resistance: Minimizes signal attenuation and distortion.
• Low Leakage Current: Ensures accurate signal transmission with minimal signal loss.
• Wide Operating Voltage Range: Supports a wide range of supply voltages.
• TTL Compatibility: Directly compatible with TTL logic levels.
• Break-Before-Make Switching: Prevents short circuits during channel switching.

Benefits

• Increased System Efficiency: Allows multiple differential signals to be processed with a single ADC or processing unit.
• Reduced System Cost: Eliminates the need for multiple dedicated differential switches or multiplexers.
• Improved Signal Integrity: Low on-resistance and leakage current minimize signal distortion, especially for differential signals.
• Simplified System Design: Integrated functionality reduces the number of external components required.
• Enhanced Reliability: CMOS technology ensures stable and reliable operation.

Technical Specifications

The UPD4052BG-E2 typically operates with a supply voltage range of 3V to 18V. It has a typical on-resistance of around 80 Ohms and a leakage current of less than 1 nA. The control inputs are TTL compatible, allowing direct interfacing with standard logic circuits. The device is available in a DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package. The '-E2' likely signifies stricter quality control or environmental testing during manufacturing compared to the base part and possibly -E1.