Overview
The SN74LVC74APW is a dual D-type positive-edge-triggered flip-flop produced by Texas Instruments. This integrated circuit (IC) is designed for use in digital logic applications, offering high-speed operation and low power consumption. The product is part of the LVC family, which is known for its compatibility with 3.3V systems and robust performance in various environments. The SN74LVC74APW is particularly suited for applications requiring reliable data storage and transfer, making it a popular choice among engineers and designers in industries such as consumer electronics, industrial automation, and telecommunications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 1.65 to 3.6 | V | Wide operating range |
| High-Level Output Current | -24 | mA | Strong drive capability |
| Low-Level Output Current | 24 | mA | Strong drive capability |
| Propagation Delay Time | 5.3 | ns | Typical at 3.3V |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Package | TSSOP-14 | - | Compact form factor |
| Logic Family | LVC | - | Low-voltage CMOS |
Key Features
- Dual D-type flip-flop: Provides two independent flip-flops in a single package.
- Positive-edge triggering: Ensures reliable data capture on the rising edge of the clock signal.
- Wide supply voltage range: Operates from 1.65V to 3.6V, making it versatile for various applications.
- High-speed operation: Features a typical propagation delay of 5.3ns at 3.3V.
- Low power consumption: Optimized for energy-efficient designs.
- Strong drive capability: Supports up to 24mA output current, ensuring robust signal integrity.
Applications
The SN74LVC74APW is widely used in various digital systems where reliable data storage and transfer are critical. Common applications include:
- Consumer electronics: Used in devices such as smartphones, tablets, and gaming consoles for signal processing and control.
- Industrial automation: Employed in control systems, PLCs, and robotics for timing and synchronization tasks.
- Telecommunications: Utilized in networking equipment for data buffering and signal routing.
- Automotive electronics: Integrated into vehicle control units for reliable operation in harsh environments.
Q & A
1. What is the operating voltage range of the SN74LVC74APW?
The SN74LVC74APW operates within a voltage range of 1.65V to 3.6V.
2. What is the typical propagation delay of this flip-flop?
The typical propagation delay is 5.3ns at a supply voltage of 3.3V.
3. Can the SN74LVC74APW be used in automotive applications?
Yes, it is suitable for automotive electronics due to its robust performance and wide operating temperature range.
4. What package does the SN74LVC74APW come in?
It is available in a TSSOP-14 package.
5. Is this IC compatible with 5V systems?
No, it is designed for 3.3V systems and may not be directly compatible with 5V logic without level shifting.
6. What is the maximum output current of the SN74LVC74APW?
The maximum output current is 24mA for both high and low levels.
7. How many flip-flops are included in the SN74LVC74APW?
It contains two independent D-type flip-flops.
8. What is the operating temperature range of this IC?
It operates from -40°C to 85°C, making it suitable for industrial applications.
9. Can the SN74LVC74APW be used in high-speed applications?
Yes, its low propagation delay and high-speed operation make it ideal for high-speed digital systems.
10. What is the logic family of the SN74LVC74APW?
It belongs to the LVC (Low-Voltage CMOS) logic family.
