CD74HC4049MT

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Shifter
• Characteristics: High-Speed CMOS, Hex Inverting Buffer/Converter
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The CD74HC4049MT is a high-speed CMOS logic level shifter that features six hex inverting buffer/converter gates. It is designed to convert logic levels from one voltage to another, making it suitable for interfacing between different logic families or voltage domains.
• Packaging/Quantity: The CD74HC4049MT is typically available in reels or tubes and comes in a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 50MHz
• Propagation Delay: 10ns (typical)
• Input Capacitance: 3.5pF (typical)
• Output Current: ±25mA

Detailed Pin Configuration

The CD74HC4049MT has a total of 16 pins arranged in a TSSOP package. The pin configuration is as follows:

1. Pin 1: Input A1
2. Pin 2: Output Y1
3. Pin 3: Input A2
4. Pin 4: Output Y2
5. Pin 5: Input A3
6. Pin 6: Output Y3
7. Pin 7: GND (Ground)
8. Pin 8: Output Y4
9. Pin 9: Input A4
10. Pin 10: Output Y5
11. Pin 11: Input A5
12. Pin 12: Output Y6
13. Pin 13: VCC (Supply Voltage)
14. Pin 14: Input A6
15. Pin 15: Output Y7
16. Pin 16: NC (No Connection)

Functional Features

• High-Speed CMOS technology allows for fast switching and high-frequency operation.
• Hex inverting buffer/converter gates provide logic level shifting capabilities.
• Wide supply voltage range enables compatibility with various systems.
• Low power consumption makes it suitable for battery-powered devices.
• Schmitt-trigger inputs ensure noise immunity and signal integrity.

Advantages and Disadvantages

Advantages: - Fast propagation delay allows for quick signal processing. - Versatile logic level shifting capabilities enable interfacing between different voltage domains. - Compact TSSOP package offers space-saving benefits. - Wide supply voltage range provides flexibility in system integration.

Disadvantages: - Limited output current may restrict usage in high-current applications. - Non-inverting buffer/converter gates are not available in this specific model.

Working Principles

The CD74HC4049MT operates based on the principles of CMOS logic. It utilizes hex inverting buffer/converter gates to convert logic levels from one voltage to another. When an input signal is applied, the gate inverts the signal and outputs the inverted result. The device is powered by a supply voltage within the specified range, which ensures proper operation of the internal circuitry.

Detailed Application Field Plans

The CD74HC4049MT finds application in various fields where logic level shifting is required. Some potential application areas include:

1. Microcontroller Interfacing: The CD74HC4049MT can be used to interface microcontrollers operating at different voltage levels, allowing seamless communication between them.
2. Sensor Networks: In sensor networks, where different sensors may operate at different voltage levels, the CD74HC4049MT can be employed to bridge the gap and enable data exchange.
3. Industrial Automation: The device can be utilized in industrial automation systems to interface between different logic families used in control circuits, ensuring compatibility and reliable operation.

Detailed and Complete Alternative Models

1. CD74HC4049E: This model is similar to the CD74HC4049MT but comes in a DIP (Dual Inline Package) instead of a TSSOP package.
2. CD74HCT4049M: This model is a high-speed CMOS logic level shifter with Schmitt-trigger inputs, offering enhanced noise immunity.
3. SN74HC4049N: This model is another hex inverting buffer/converter gate IC that operates at a wide supply voltage range and comes in a DIP package.

(Note: The above alternative models are just a few examples and not an exhaustive list.)

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