CD74HC4050ME4

Product Overview

• Category: Integrated Circuit
• Use: Signal Level Shifter
• Characteristics: High-Speed, CMOS Logic, Hex Non-Inverting Buffer/Converter
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The CD74HC4050ME4 is a hex non-inverting buffer/converter that is designed to shift the logic levels of signals. It is commonly used in digital systems where different voltage levels need to be converted for proper communication between components.
• Packaging/Quantity: The CD74HC4050ME4 is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: Ground to VCC
• Output Voltage Range: Ground to VCC
• Maximum Input Current: ±1µA
• Maximum Output Current: ±25mA
• Propagation Delay Time: 9ns (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The CD74HC4050ME4 has a total of 16 pins arranged in a dual in-line package (DIP). The pin configuration is as follows:

+-----+ A1 -|1 16|- VCC A2 -|2 15|- A3 A4 -|3 14|- A5 A6 -|4 13|- A7 A8 -|5 12|- A9 B1 -|6 11|- B2 B3 -|7 10|- B4 GND -|8 9|- B5 +-----+

Functional Features

• High-Speed Operation: The CD74HC4050ME4 can operate at high speeds, making it suitable for applications that require fast signal processing.
• CMOS Logic: The device uses CMOS technology, which provides low power consumption and high noise immunity.
• Hex Non-Inverting Buffer/Converter: It has six non-inverting buffer/converter channels, allowing for the conversion of logic levels without changing the signal polarity.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient signal processing. - CMOS technology ensures low power consumption and high noise immunity. - Hex non-inverting buffer/converter design allows for easy logic level shifting.

Disadvantages: - Limited voltage range (2V to 6V) may not be suitable for all applications. - Propagation delay time of 9ns may introduce timing issues in certain high-speed systems.

Working Principles

The CD74HC4050ME4 works by taking an input signal and converting its logic level to a higher or lower voltage level based on the desired output. It achieves this through the use of internal circuitry that amplifies and shifts the voltage levels accordingly. The non-inverting nature of the device ensures that the output signal maintains the same polarity as the input signal.

Detailed Application Field Plans

The CD74HC4050ME4 is commonly used in various digital systems where logic level shifting is required. Some specific application fields include:

1. Microcontroller Interfacing: The CD74HC4050ME4 can be used to interface microcontrollers operating at different voltage levels, enabling communication between them.
2. Sensor Networks: It can be employed in sensor networks where sensors with different voltage requirements need to communicate with a central processing unit.
3. Communication Systems: The device finds applications in communication systems where different voltage levels are present, such as RS-232 to TTL level conversion.

Detailed and Complete Alternative Models

1. CD74HCT4050E: This model is similar to the CD74HC4050ME4 but operates at a wider voltage range of 4.5V to 5.5V.
2. CD4050BE: This model is a non-inverting hex buffer/converter that operates at a wider voltage range of 3V to 18V.

These alternative models can be considered based on specific project requirements and desired voltage ranges.

In conclusion, the CD74HC4050ME4 is a high-speed CMOS logic hex non-inverting buffer/converter used for signal level shifting in digital systems. Its advantages include high-speed operation, low power consumption, and easy logic level shifting. However, it has limitations in terms of voltage range and propagation delay time. It finds applications in microcontroller interfacing, sensor networks, and communication systems. Alternative models such as CD74HCT4050E and CD4050BE offer different voltage ranges for consideration.