Overview
The SN74HC74PWR is a dual D-type positive-edge-triggered flip-flop produced by Texas Instruments. This integrated circuit (IC) belongs to the category of logic flip-flops and is designed for high-speed, low-power applications. It is widely used in digital systems for data storage, synchronization, and control functions. The SN74HC74PWR is known for its reliability, versatility, and compatibility with a broad range of digital systems. Its market positioning targets engineers and designers working on consumer electronics, industrial automation, and embedded systems. The product stands out for its high-speed operation, low power consumption, and robust performance in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2 to 6 | V | Wide operating range |
| High-Level Output Current | -5.2 | mA | Max |
| Low-Level Output Current | 5.2 | mA | Max |
| Propagation Delay Time | 14 | ns | Typical at 5V |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Package | TSSOP-14 | - | Surface mount |
| Logic Family | HC | - | High-speed CMOS |
| Number of Circuits | 2 | - | Dual flip-flop |
| Input Type | Schmitt Trigger | - | Noise immunity |
| Output Type | Push-Pull | - | High drive capability |
Key Features
- Dual D-Type Flip-Flops: Includes two independent flip-flops for versatile applications.
- Positive-Edge Triggering: Ensures reliable data capture on the rising edge of the clock signal.
- Schmitt Trigger Inputs: Provides noise immunity and stable operation in noisy environments.
- Wide Operating Voltage Range: Supports 2V to 6V, making it compatible with various logic levels.
- Low Power Consumption: Ideal for battery-powered and energy-efficient designs.
- High-Speed Operation: Propagation delay of 14 ns at 5V ensures fast performance.
- Compact TSSOP Package: Space-saving design for modern PCB layouts.
Applications
The SN74HC74PWR is widely used in various digital systems and applications, including:
- Data Storage: Used in registers and memory circuits for temporary data storage.
- Clock Synchronization: Ensures precise timing in digital systems.
- Control Logic: Implements state machines and control sequences in embedded systems.
- Consumer Electronics: Found in devices like TVs, smartphones, and gaming consoles for signal processing.
- Industrial Automation: Used in PLCs and control systems for reliable operation.
- Automotive Electronics: Supports digital control units in vehicles.
Q & A
1. What is the operating voltage range of the SN74HC74PWR?
The SN74HC74PWR operates within a voltage range of 2V to 6V.
2. What is the typical propagation delay of this IC?
The typical propagation delay is 14 ns at 5V.
3. Does the SN74HC74PWR have noise immunity?
Yes, it features Schmitt trigger inputs for enhanced noise immunity.
4. What is the package type of the SN74HC74PWR?
It comes in a TSSOP-14 surface-mount package.
5. Can this IC be used in automotive applications?
Yes, it is suitable for automotive electronics due to its robust performance.
6. How many flip-flops are included in the SN74HC74PWR?
It contains two independent D-type flip-flops.
7. What is the maximum operating temperature?
The maximum operating temperature is 85°C.
8. Is the SN74HC74PWR compatible with 3.3V logic systems?
Yes, it is compatible with 3.3V logic due to its wide operating voltage range.
9. What is the output type of this IC?
It features push-pull outputs for high drive capability.
10. What are the key advantages of using this flip-flop?
Its key advantages include high-speed operation, low power consumption, and noise immunity.
