Overview
The SN74HC126DRG4 is a quad bus buffer gate produced by Texas Instruments, designed to provide high-speed logic level shifting and signal buffering. This integrated circuit (IC) is part of the 74HC series, known for its reliability and versatility in digital logic applications. The SN74HC126DRG4 is particularly suitable for applications requiring high noise immunity and low power consumption. Its market positioning targets embedded systems, industrial automation, and consumer electronics, where robust signal integrity and efficient power usage are critical. The product's unique selling points include its high-speed operation, wide operating voltage range, and compatibility with various logic families.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage (VCC) | 2 to 6 | V | Wide operating range |
| High-Level Output Current (IOH) | -5.2 | mA | Max value |
| Low-Level Output Current (IOL) | 5.2 | mA | Max value |
| Propagation Delay (tpd) | 11 | ns | Typical at 5V |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Package Type | SOIC-14 | - | Surface mount |
| Input Capacitance | 3.5 | pF | Typical |
| Power Dissipation | 500 | mW | Max |
Key Features
- High-speed operation with low propagation delay for efficient signal processing.
- Wide operating voltage range (2V to 6V) for compatibility with various logic levels.
- High noise immunity ensures reliable performance in noisy environments.
- Low power consumption, making it ideal for battery-powered devices.
- Quad buffer design allows multiple signal paths to be managed simultaneously.
Applications
The SN74HC126DRG4 is widely used in applications requiring signal buffering and level shifting. Typical fields include:
- Industrial Automation: Used in control systems to ensure signal integrity across long distances.
- Consumer Electronics: Integrated into devices like smartphones and tablets for efficient logic level management.
- Embedded Systems: Provides reliable signal buffering in microcontroller-based designs.
- Automotive Electronics: Ensures robust communication between sensors and control units.
Q & A
1. What is the operating voltage range of the SN74HC126DRG4?
The operating voltage range is 2V to 6V.
2. What is the maximum propagation delay of this IC?
The maximum propagation delay is 11 ns at 5V.
3. Can the SN74HC126DRG4 be used in automotive applications?
Yes, it is suitable for automotive electronics due to its robust design and wide operating temperature range.
4. What is the package type of the SN74HC126DRG4?
It comes in an SOIC-14 package.
5. Is this IC compatible with TTL logic levels?
Yes, it is compatible with TTL and other logic families.
6. What is the maximum power dissipation of the IC?
The maximum power dissipation is 500 mW.
7. How many buffer gates are included in the SN74HC126DRG4?
It includes four independent buffer gates.
8. What is the typical input capacitance of the IC?
The typical input capacitance is 3.5 pF.
9. Can this IC operate in high-noise environments?
Yes, it features high noise immunity for reliable performance in noisy conditions.
10. What is the operating temperature range of the SN74HC126DRG4?
The operating temperature range is -40°C to 85°C.
