Overview
The SN74HCT574NG4 is a high-speed octal D-type flip-flop integrated circuit produced by Texas Instruments. This IC belongs to the HCT family, which combines the low power consumption of CMOS technology with the speed and compatibility of TTL logic levels. It is designed for applications requiring high-speed data storage and transfer, making it ideal for use in digital systems, microcontrollers, and data processing units. The SN74HCT574NG4 is widely recognized for its reliability, low power consumption, and compatibility with a broad range of logic families, making it a popular choice among engineers and designers in industrial, automotive, and consumer electronics sectors.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Family | HCT | - | Compatible with TTL and CMOS |
| Number of Bits | 8 | - | Octal configuration |
| Supply Voltage | 4.5 to 5.5 | V | Operational range |
| High-Level Output Current | -6 | mA | Maximum sink current |
| Low-Level Output Current | 6 | mA | Maximum source current |
| Propagation Delay Time | 14 | ns | Typical at 5V |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Package | PDIP-20 | - | Plastic dual in-line package |
| Mounting Type | Through Hole | - | Standard mounting |
Key Features
- High-Speed Operation: Ensures quick data transfer and storage, suitable for high-performance applications.
- Low Power Consumption: CMOS technology minimizes power usage, making it energy-efficient.
- TTL Compatibility: Direct interface with TTL logic levels simplifies integration into existing systems.
- 3-State Outputs: Allows for bus-oriented applications by enabling high-impedance states.
- Wide Operating Voltage Range: Supports voltages from 4.5V to 5.5V, ensuring flexibility in various designs.
Applications
The SN74HCT574NG4 is versatile and finds applications in a wide range of fields. In industrial automation, it is used for data storage and signal processing in control systems. In automotive electronics, it ensures reliable data transfer in vehicle control units. In consumer electronics, it is employed in devices like printers, scanners, and gaming consoles for efficient data handling. Additionally, its compatibility with microcontrollers makes it a preferred choice in embedded systems and IoT devices.
Q & A
1. What is the logic family of the SN74HCT574NG4?
The SN74HCT574NG4 belongs to the HCT logic family, which combines CMOS technology with TTL compatibility.
2. What is the operating voltage range of this IC?
The operating voltage range is 4.5V to 5.5V.
3. How many bits does the SN74HCT574NG4 support?
It supports 8 bits, making it an octal flip-flop.
4. What is the typical propagation delay time?
The typical propagation delay time is 14 ns at 5V.
5. Is the SN74HCT574NG4 compatible with TTL logic levels?
Yes, it is fully compatible with TTL logic levels.
6. What is the maximum high-level output current?
The maximum high-level output current is -6 mA.
7. What is the maximum low-level output current?
The maximum low-level output current is 6 mA.
8. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
9. What package type does the SN74HCT574NG4 use?
It uses a PDIP-20 (Plastic Dual In-Line Package).
10. What are the typical applications of this IC?
Typical applications include industrial automation, automotive electronics, consumer electronics, and embedded systems.
