CD74HC4049NSRE4

Product Overview

• Category: Integrated Circuit
• Use: Signal Conversion and Level Shifting
• Characteristics: High-Speed, CMOS Logic, Hex Inverting Buffer/Converter
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Hex Inverter with Schmitt Trigger Inputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 10 ns (typical)
• Output Current: ±5.2 mA (max)

Detailed Pin Configuration

The CD74HC4049NSRE4 has a total of 16 pins arranged as follows:

1. Pin 1: Input A (Inverted)
2. Pin 2: Output A (Inverted)
3. Pin 3: Input B (Inverted)
4. Pin 4: Output B (Inverted)
5. Pin 5: Input C (Inverted)
6. Pin 6: Output C (Inverted)
7. Pin 7: GND (Ground)
8. Pin 8: Input D (Inverted)
9. Pin 9: Output D (Inverted)
10. Pin 10: Input E (Inverted)
11. Pin 11: Output E (Inverted)
12. Pin 12: Input F (Inverted)
13. Pin 13: Output F (Inverted)
14. Pin 14: VCC (Positive Power Supply)
15. Pin 15: Input G (Inverted)
16. Pin 16: Output G (Inverted)

Functional Features

• Hex inverting buffer with Schmitt trigger inputs
• Converts high-level logic signals to low-level logic signals and vice versa
• Provides noise immunity due to the Schmitt trigger input
• High-speed operation suitable for various applications
• Wide operating voltage range allows compatibility with different systems

Advantages and Disadvantages

Advantages

• High-speed operation enables quick signal conversion
• CMOS technology provides low power consumption
• Schmitt trigger inputs offer noise immunity
• Wide operating voltage range enhances compatibility

Disadvantages

• Limited output current capacity
• Not suitable for applications requiring high output drive capability
• May not be cost-effective for low-volume production

Working Principles

The CD74HC4049NSRE4 is a hex inverting buffer with Schmitt trigger inputs. It operates by converting high-level logic signals to low-level logic signals and vice versa. The Schmitt trigger inputs provide noise immunity, allowing reliable signal conversion even in noisy environments. The device utilizes CMOS technology, which ensures low power consumption and high-speed operation.

Detailed Application Field Plans

The CD74HC4049NSRE4 can be used in various applications, including:

1. Signal level shifting in communication systems
2. Logic level translation in microcontroller-based projects
3. Noise filtering in audio circuits
4. Signal conditioning in sensor interfaces
5. Voltage level conversion in battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the CD74HC4049NSRE4 are:

1. CD74HCT4049E - Similar functionality but operates at a higher voltage range (4.5V to 5.5V)
2. SN74HC04N - Hex inverter without Schmitt trigger inputs
3. CD74AC04M - Hex inverter with Schmitt trigger inputs and higher speed operation

These alternative models provide similar functionality but may have different voltage ranges, speed characteristics, or package options. It is important to consider the specific requirements of the application when selecting an alternative model.

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