Overview
The SN74HC245ADBR is a high-performance octal bus transceiver produced by Texas Instruments. This product belongs to the category of logic ICs, specifically designed for bidirectional data transfer in digital systems. The SN74HC245ADBR is widely used in applications requiring efficient data communication between buses with different voltage levels. Its market positioning targets designers and engineers working on industrial automation, consumer electronics, and automotive systems. The product stands out for its high-speed operation, low power consumption, and robust design, making it a competitive choice for modern digital applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Family | HC | - | High-speed CMOS |
| Number of Channels | 8 | - | Octal bus transceiver |
| Supply Voltage | 2.0 to 6.0 | V | Wide operating range |
| Operating Temperature | -40 to 85 | °C | Industrial-grade |
| Output Current | ±7 | mA | High drive capability |
| Propagation Delay | 13 | ns | Typical at 5V |
| Package | SSOP-20 | - | Space-saving design |
Key Features
- Bidirectional Data Flow: Enables seamless data transfer between two buses in both directions.
- Wide Operating Voltage: Supports a broad range of supply voltages from 2.0V to 6.0V, ensuring compatibility with various systems.
- High-Speed Operation: Delivers fast propagation delay, making it ideal for high-performance applications.
- Low Power Consumption: Designed with CMOS technology for energy efficiency.
- Robust Design: Features high output current and industrial-grade temperature range for reliability in demanding environments.
Applications
The SN74HC245ADBR is extensively used in a variety of fields, including:
- Industrial Automation: Facilitates communication between control units and sensors/actuators.
- Consumer Electronics: Supports data transfer in devices such as printers, scanners, and gaming consoles.
- Automotive Systems: Ensures reliable communication in vehicle control modules and infotainment systems.
- Embedded Systems: Ideal for interfacing microcontrollers with peripheral devices.
Q & A
1. What is the primary function of the SN74HC245ADBR?
The SN74HC245ADBR is an octal bus transceiver designed for bidirectional data transfer between two buses.
2. What voltage range does the SN74HC245ADBR support?
It supports a wide operating voltage range from 2.0V to 6.0V.
3. What is the maximum output current of the SN74HC245ADBR?
The maximum output current is ±7mA.
4. What is the typical propagation delay of the SN74HC245ADBR?
The typical propagation delay is 13ns at 5V.
5. What package does the SN74HC245ADBR come in?
It is available in an SSOP-20 package.
6. Is the SN74HC245ADBR suitable for automotive applications?
Yes, its robust design and industrial-grade temperature range make it suitable for automotive systems.
7. How many channels does the SN74HC245ADBR have?
It has 8 channels, making it an octal bus transceiver.
8. What is the operating temperature range of the SN74HC245ADBR?
It operates within a temperature range of -40°C to 85°C.
9. Can the SN74HC245ADBR be used in low-power applications?
Yes, its CMOS technology ensures low power consumption, making it suitable for energy-efficient designs.
10. What logic family does the SN74HC245ADBR belong to?
It belongs to the HC (High-speed CMOS) logic family.
