Overview
The SN74LVC244ADBRE4 is a high-performance octal buffer and line driver manufactured by Texas Instruments. This integrated circuit (IC) is designed to provide 3-state outputs and is optimized for low-voltage operation, making it ideal for applications requiring efficient signal buffering and driving capabilities. The product is widely used in industrial, automotive, and consumer electronics due to its reliability and versatility. Its market positioning targets engineers and designers looking for robust signal integrity solutions in low-voltage systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage (VCC) | 1.65 to 3.6 | V | Operational range |
| Number of Channels | 8 | - | Octal configuration |
| Output Type | 3-State | - | High-impedance state supported |
| Input/Output Logic Level | CMOS | - | Compatible with TTL inputs |
| Propagation Delay (tpd) | 3.7 | ns | Typical at 3.3V |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Package | SSOP-20 | - | Surface mount |
| Mounting Type | Surface Mount | - | Designed for PCB assembly |
Key Features
- Low-Voltage Operation: Supports a wide supply voltage range from 1.65V to 3.6V, making it suitable for battery-powered and low-power applications.
- 3-State Outputs: Enables high-impedance state for bus-oriented applications, reducing signal interference.
- High-Speed Performance: Features a low propagation delay of 3.7 ns (typical at 3.3V), ensuring efficient signal transmission.
- CMOS Technology: Provides low power consumption and compatibility with TTL logic levels.
- Robust Design: Operates reliably in industrial temperature ranges (-40°C to 85°C).
Applications
The SN74LVC244ADBRE4 is widely used in various industries due to its versatility and performance. Common applications include:
- Industrial Automation: Signal buffering and driving in control systems and PLCs.
- Automotive Electronics: Interface management in infotainment and control modules.
- Consumer Electronics: Signal integrity enhancement in smartphones, tablets, and IoT devices.
- Data Communication: Bus driving and signal isolation in networking equipment.
Q & A
1. What is the operating voltage range of the SN74LVC244ADBRE4?
The operating voltage range is 1.65V to 3.6V.
2. How many channels does this IC have?
It has 8 channels, making it an octal buffer and line driver.
3. What is the purpose of the 3-state outputs?
3-state outputs allow the device to enter a high-impedance state, which is useful for bus-oriented applications to prevent signal interference.
4. Is this IC compatible with TTL logic levels?
Yes, it is compatible with TTL logic levels despite being a CMOS device.
5. What is the typical propagation delay?
The typical propagation delay is 3.7 ns at 3.3V.
6. What is the operating temperature range?
It operates reliably in temperatures ranging from -40°C to 85°C.
7. What package does the SN74LVC244ADBRE4 use?
It uses an SSOP-20 package.
8. Can this IC be used in automotive applications?
Yes, it is suitable for automotive electronics, including infotainment and control modules.
9. What are the key advantages of using this IC in low-power applications?
Its low-voltage operation and CMOS technology ensure minimal power consumption, making it ideal for battery-powered devices.
10. Where can I find detailed technical specifications for this IC?
Detailed specifications can be found on the Texas Instruments official website or distributor platforms like Digi-Key and Mouser.
