CD74HC4049PW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, CMOS technology, Hex Inverting Buffer/Converter
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The CD74HC4049PW is a high-performance hex inverting buffer/converter IC that is commonly used for logic level shifting applications.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

The CD74HC4049PW has the following specifications:

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Input Current: ±1mA
• Maximum Output Current: ±5.2mA
• Propagation Delay Time: 13ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CD74HC4049PW has a total of 16 pins arranged as follows:

+---\/---+ A1 |1 16| VCC A2 |2 15| B1 A3 |3 14| B2 A4 |4 13| B3 A5 |5 12| B4 A6 |6 11| B5 GND |7 10| B6 Y1 |8 9| Y2 +--------+

Functional Features

The CD74HC4049PW offers the following functional features:

• Hex inverting buffer/converter with high-speed performance.
• CMOS technology ensures low power consumption and compatibility with a wide range of devices.
• Provides logic level shifting capabilities, allowing interfacing between devices with different voltage levels.
• High noise immunity and robustness against voltage fluctuations.

Advantages and Disadvantages

Advantages of using the CD74HC4049PW include:

• High-speed operation enables efficient data transmission.
• Wide supply voltage range allows compatibility with various systems.
• Compact TSSOP package offers space-saving benefits.
• Low power consumption for energy-efficient applications.

Disadvantages of the CD74HC4049PW include:

• Limited output current capacity may restrict usage in high-power applications.
• Inverting nature of the buffer/converter may require additional circuitry for non-inverting applications.

Working Principles

The CD74HC4049PW operates based on CMOS technology. It consists of six independent inverting buffer/converter circuits that can be used to shift logic levels between different voltage domains. When an input signal is applied, the corresponding output will be inverted. The IC utilizes a combination of MOSFETs and transistors to achieve high-speed switching and low power consumption.

Detailed Application Field Plans

The CD74HC4049PW finds application in various fields, including:

1. Microcontroller interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
2. Sensor interfaces: Enables level shifting between sensors and microcontrollers or other digital devices.
3. Logic level translation: Allows seamless integration of components with different voltage requirements in digital systems.
4. Signal conditioning: Provides buffering and conversion functions for analog signals in mixed-signal systems.
5. Battery-powered devices: Its low power consumption makes it suitable for portable electronics.

Detailed and Complete Alternative Models

Some alternative models to the CD74HC4049PW include:

1. SN74HC4049: Similar hex inverting buffer/converter IC from Texas Instruments.
2. MC74HC4049: Hex inverting buffer/converter IC from ON Semiconductor.
3. CD4049UB: Hex inverting buffer/converter IC from Texas Instruments.

These alternative models offer similar functionality and can be used as substitutes depending on availability and specific requirements.

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