Overview
The SN74LVCR2245APWT is a high-performance, 8-bit bidirectional voltage-level translator produced by Texas Instruments. This device is designed to facilitate seamless communication between systems operating at different voltage levels, making it a critical component in mixed-voltage environments. The SN74LVCR2245APWT is part of the LVCR family, known for its low-voltage operation and robust performance. It is widely used in applications such as consumer electronics, industrial automation, and telecommunications, where reliable voltage translation is essential. Its compact TSSOP package and efficient design make it a preferred choice for space-constrained and power-sensitive applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range (VCCA) | 1.65 to 3.6 | V | VCCA is the A port supply voltage |
| Supply Voltage Range (VCCB) | 2.3 to 5.5 | V | VCCB is the B port supply voltage |
| Number of Channels | 8 | - | 8-bit bidirectional |
| Operating Temperature Range | -40 to 85 | °C | Industrial-grade |
| Output Drive Capability | ±24 | mA | High drive strength |
| Propagation Delay | 4.5 | ns | Max at 3.3V VCCA and 5V VCCB |
| Package | TSSOP-20 | - | Compact surface-mount package |
Key Features
- Bidirectional Voltage Translation: Enables seamless communication between systems with different voltage levels.
- Wide Supply Voltage Range: Supports VCCA from 1.65V to 3.6V and VCCB from 2.3V to 5.5V.
- High Drive Strength: Capable of driving up to ±24mA, ensuring reliable signal integrity.
- Low Propagation Delay: Ensures fast signal transmission with a maximum delay of 4.5ns.
- Compact TSSOP Package: Ideal for space-constrained applications.
- Industrial Temperature Range: Operates reliably in harsh environments from -40°C to 85°C.
Applications
The SN74LVCR2245APWT is widely used in various industries due to its versatile voltage translation capabilities. In consumer electronics, it facilitates communication between low-voltage processors and higher-voltage peripherals. In industrial automation, it ensures reliable signal transmission between sensors, controllers, and actuators operating at different voltage levels. In telecommunications, it supports mixed-voltage systems in networking equipment. Additionally, it is employed in automotive electronics for interfacing between low-voltage control units and higher-voltage sensors or actuators.
Q & A
1. What is the primary function of the SN74LVCR2245APWT?
The SN74LVCR2245APWT is an 8-bit bidirectional voltage-level translator designed to enable communication between systems operating at different voltage levels.
2. What voltage ranges does this device support?
It supports VCCA from 1.65V to 3.6V and VCCB from 2.3V to 5.5V.
3. How many channels does this device have?
It has 8 bidirectional channels.
4. What is the maximum propagation delay?
The maximum propagation delay is 4.5ns at 3.3V VCCA and 5V VCCB.
5. What is the operating temperature range?
It operates reliably in temperatures ranging from -40°C to 85°C.
6. What package does the SN74LVCR2245APWT come in?
It comes in a compact TSSOP-20 package.
7. What is the output drive capability?
It can drive up to ±24mA, ensuring robust signal integrity.
8. Can this device be used in automotive applications?
Yes, it is suitable for automotive electronics where voltage translation is required.
9. Is the SN74LVCR2245APWT suitable for industrial environments?
Yes, it is designed to operate reliably in industrial environments with its wide temperature range and robust performance.
10. What are the typical applications of this device?
Typical applications include consumer electronics, industrial automation, telecommunications, and automotive electronics.
