Overview
The SN74AVC2T45DCTR is a dual-bit dual-supply bus transceiver produced by Texas Instruments. It is designed for asynchronous communication between two data buses with configurable voltage translation and 3-state outputs. This component is part of the 74AVC series and is widely used in applications requiring voltage level shifting and bidirectional data transfer. Its compact TSSOP-8 package makes it suitable for space-constrained designs. The SN74AVC2T45DCTR is ideal for industrial, automotive, and consumer electronics applications, offering high-speed data rates and robust performance across a wide voltage range.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Series | 74AVC | - | - |
| Logic Function | Transceiver, Bidirectional, 3-State | - | - |
| Number of Bits | 2 | - | - |
| Data Rate | 500 Mbps | - | - |
| Supply Voltage | 1.2 to 3.6 | V | Dual-Supply |
| Operating Temperature | -40 to 85 | °C | - |
| Package | TSSOP-8 | - | - |
| Propagation Delay | 2.4 | ns | Max |
| Output Type | 3-State, Non-Inverting | - | - |
Key Features
- Configurable voltage translation for seamless communication between buses operating at different voltage levels.
- Bidirectional data transfer with 3-state outputs for high-impedance control.
- High-speed data rates up to 500 Mbps, suitable for fast data transmission applications.
- Wide operating voltage range (1.2 V to 3.6 V) ensures compatibility with various systems.
- Compact TSSOP-8 package ideal for space-constrained designs.
- Robust performance in industrial and automotive environments with an operating temperature range of -40°C to 85°C.
Applications
The SN74AVC2T45DCTR is widely used in applications requiring voltage level shifting and bidirectional data transfer. Typical applications include:
- Industrial Automation: Interface between microcontrollers and sensors operating at different voltage levels.
- Automotive Electronics: Communication between electronic control units (ECUs) and peripherals.
- Consumer Electronics: Voltage translation in smartphones, tablets, and other portable devices.
- Networking Equipment: Data transfer between components in routers and switches.
- Embedded Systems: Integration into compact designs requiring efficient voltage level shifting.
Q & A
1. What is the purpose of the SN74AVC2T45DCTR?
The SN74AVC2T45DCTR is a dual-bit dual-supply bus transceiver designed for asynchronous communication between two data buses with configurable voltage translation and 3-state outputs.
2. What is the maximum data rate supported by this component?
The maximum data rate supported is 500 Mbps.
3. What is the operating voltage range of the SN74AVC2T45DCTR?
The operating voltage range is 1.2 V to 3.6 V.
4. What package does the SN74AVC2T45DCTR come in?
It comes in a TSSOP-8 package.
5. Is the SN74AVC2T45DCTR suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robust performance and wide operating temperature range.
6. How does the bidirectional data transfer work?
The direction control (DIR) pin determines whether data is transferred from A to B or from B to A.
7. What is the propagation delay of the SN74AVC2T45DCTR?
The maximum propagation delay is 2.4 ns.
8. Can the SN74AVC2T45DCTR be used in industrial automation?
Yes, it is ideal for industrial automation applications requiring voltage level shifting.
9. What is the significance of the 3-state outputs?
The 3-state outputs allow for high-impedance control, enabling multiple devices to share a common bus without interference.
10. Is the SN74AVC2T45DCTR compatible with low-power designs?
Yes, its wide operating voltage range and low power consumption make it suitable for low-power designs.
