Overview
The SN74ALVTH162827GR is a high-performance, 20-bit bus interface flip-flop produced by Texas Instruments. This device is part of the ALVTH series, which is designed for low-voltage, high-speed applications. It is specifically engineered to support 3.3V systems while maintaining compatibility with 5V TTL levels. The SN74ALVTH162827GR is ideal for use in applications requiring robust signal integrity and high-speed data transfer, such as networking equipment, telecommunications, and industrial automation systems. Its unique selling points include its advanced bus-hold circuitry, which eliminates the need for external pull-up resistors, and its ability to operate at high speeds with minimal power consumption.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.3 to 3.6 | V | Operates at 3.3V nominal |
| Logic Family | ALVTH | - | Advanced Low-Voltage CMOS |
| Number of Bits | 20 | - | 20-bit flip-flop |
| Package Type | TSSOP | - | 56-pin package |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Propagation Delay | 2.5 | ns | Max at 3.3V |
| Output Drive | ±24 | mA | High drive capability |
| Bus-Hold Circuitry | Yes | - | Eliminates need for pull-up resistors |
| I/O Compatibility | 5V TTL | - | Compatible with 5V systems |
| Power Consumption | Low | - | Optimized for low power |
Key Features
- Advanced Bus-Hold Circuitry: Eliminates the need for external pull-up resistors, simplifying design and reducing component count.
- High-Speed Operation: Supports data transfer rates up to 400 MHz, making it suitable for high-performance applications.
- 3.3V Operation with 5V TTL Compatibility: Ensures seamless integration into mixed-voltage systems.
- Robust Signal Integrity: Designed to minimize noise and ensure reliable data transmission in noisy environments.
- Low Power Consumption: Optimized for energy-efficient operation, reducing overall system power requirements.
Applications
The SN74ALVTH162827GR is widely used in applications that demand high-speed data transfer and reliable signal integrity. Typical application areas include:
- Networking Equipment: Used in routers, switches, and network interface cards to ensure fast and reliable data processing.
- Telecommunications: Ideal for base stations, signal processing units, and other telecom infrastructure components.
- Industrial Automation: Supports high-speed data transfer in PLCs, motor controllers, and other industrial control systems.
- Consumer Electronics: Suitable for high-performance devices such as gaming consoles and multimedia systems.
Q & A
1. What is the operating voltage range of the SN74ALVTH162827GR?
The operating voltage range is 2.3V to 3.6V, with a nominal voltage of 3.3V.
2. Is the SN74ALVTH162827GR compatible with 5V TTL systems?
Yes, it is compatible with 5V TTL systems, making it suitable for mixed-voltage applications.
3. What is the maximum propagation delay of this device?
The maximum propagation delay is 2.5 ns at 3.3V.
4. Does the SN74ALVTH162827GR support bus-hold circuitry?
Yes, it includes advanced bus-hold circuitry, eliminating the need for external pull-up resistors.
5. What is the package type of the SN74ALVTH162827GR?
It comes in a 56-pin TSSOP package.
6. What is the typical application of this device?
It is commonly used in networking equipment, telecommunications, and industrial automation systems.
7. What is the maximum operating temperature?
The maximum operating temperature is 85°C.
8. How many bits does the SN74ALVTH162827GR support?
It is a 20-bit flip-flop.
9. What is the output drive capability of this device?
It has an output drive capability of ±24 mA.
10. Is the SN74ALVTH162827GR suitable for low-power applications?
Yes, it is optimized for low power consumption, making it ideal for energy-efficient designs.
