Overview
The SN65HVD251-Q1 is a Controller Area Network (CAN) transceiver designed and manufactured by Texas Instruments. This component is specifically qualified for automotive applications and is intended to serve as the physical layer in CAN communication systems, adhering to the ISO 11898 standard. It offers improved performance and reliability, making it a drop-in replacement for the PCA82C250 and PCA82C251. The SN65HVD251-Q1 is engineered to operate in harsh environments, ensuring robust and reliable communication in various automotive and industrial settings.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Operating Voltage (Vcc) | 4.5 | - | 5.5 | V |
| Signaling Rate | - | - | 1 | Mbps |
| Bus Output Voltage (CANH, Dominant) | 2.75 | 3.5 | 4.5 | V |
| Bus Output Voltage (CANL, Dominant) | 0.5 | 2 | - | V |
| High-Level Output Current (IOH) | -50 | - | - | mA |
| Low-Level Output Current (IOL) | - | - | 50 | mA |
| Operating Free-Air Temperature (TA) | -40 | - | 125 | °C |
| Junction Temperature (Tj) | - | - | 145 | °C |
| Total Loop Delay | 100 | - | 150 | ns |
Key Features
- Qualified for automotive applications.
- Drop-in improved replacement for PCA82C250 and PCA82C251.
- Bus-fault protection of ±36 V.
- Meets or exceeds ISO 11898 standard.
- Signaling rates up to 1 Mbps.
- High input impedance allows up to 120 nodes on a bus.
- Designed for operation in harsh environments.
Applications
The SN65HVD251-Q1 is primarily used in automotive systems that employ the Controller Area Network (CAN) protocol. It is suitable for various applications such as vehicle control systems, diagnostic systems, and other automotive communication networks. Additionally, it can be used in industrial automation and control systems where reliable and high-speed communication is required.
Q & A
- What is the primary application of the SN65HVD251-Q1?
The SN65HVD251-Q1 is primarily used in automotive systems that employ the Controller Area Network (CAN) protocol. - What standard does the SN65HVD251-Q1 comply with?
The SN65HVD251-Q1 meets or exceeds the ISO 11898 standard. - What is the maximum signaling rate of the SN65HVD251-Q1?
The maximum signaling rate is up to 1 Mbps. - What is the operating voltage range of the SN65HVD251-Q1?
The operating voltage range is from 4.5 V to 5.5 V. - How many nodes can be supported on a bus with the SN65HVD251-Q1?
It allows up to 120 nodes on a bus due to its high input impedance. - What kind of protection does the SN65HVD251-Q1 offer?
The SN65HVD251-Q1 offers bus-fault protection of ±36 V. - What is the maximum junction temperature of the SN65HVD251-Q1?
The maximum junction temperature is 145°C. - Can the SN65HVD251-Q1 be used in industrial applications?
Yes, it can be used in industrial automation and control systems where reliable and high-speed communication is required. - What is the package type of the SN65HVD251-Q1?
The SN65HVD251-Q1 is available in an 8-pin SOIC package. - What is the operating free-air temperature range of the SN65HVD251-Q1?
The operating free-air temperature range is from -40°C to 125°C.
