Overview
The SN65HVD251D, manufactured by Texas Instruments, is a CAN (Controller Area Network) transceiver designed for use in automotive and industrial applications. This device is qualified for automotive use and complies with the ISO 11898 standard for CAN communication. It serves as a drop-in improved replacement for the PCA82C250 and PCA82C251, offering enhanced performance and reliability. The SN65HVD251D provides differential transmit and receive capabilities, supporting data rates up to 1 megabit per second (Mbps).
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Voltage - Supply | 4.5 | - | 5.5 | V |
| Operating Temperature | -40 | - | 125 | °C |
| Data Rate | - | - | 1 | Mbps |
| Receiver Hysteresis | - | - | 100 | mV |
| Package Type | - | - | 8-SOIC | - |
| Number of Drivers/Receivers | - | - | 1/1 | - |
| Duplex | - | - | Half | - |
| Bus-Fault Protection | - | - | ±36 V | - |
Key Features
- Compliant with ISO 11898 standard for CAN communication.
- Supports data rates up to 1 Mbps.
- Bus-fault protection of ±36 V.
- High input impedance allows up to 120 nodes on a bus.
- Operates in harsh environments with an operating temperature range of -40°C to 125°C.
- Drop-in improved replacement for PCA82C250 and PCA82C251.
- Balanced receiver inputs mitigate most sources of signal corruption.
Applications
The SN65HVD251D is designed for use in various applications, particularly in the automotive and industrial sectors. It is suitable for systems that require reliable CAN communication, such as:
- Automotive control systems (e.g., engine control units, transmission control units).
- Industrial automation and control systems.
- Vehicle networking and communication systems.
- Other applications requiring robust and reliable CAN bus communication).
Q & A
- What is the primary function of the SN65HVD251D?
The SN65HVD251D is a CAN transceiver that provides differential transmit and receive capabilities for CAN communication).
- What is the data rate supported by the SN65HVD251D?
The SN65HVD251D supports data rates up to 1 Mbps).
- What is the operating temperature range of the SN65HVD251D?
The operating temperature range is -40°C to 125°C).
- What type of package does the SN65HVD251D come in?
The SN65HVD251D comes in an 8-SOIC package).
- How many nodes can be connected to a bus using the SN65HVD251D?
Up to 120 nodes can be connected to a bus).
- What is the bus-fault protection voltage of the SN65HVD251D?
The bus-fault protection voltage is ±36 V).
- Is the SN65HVD251D compliant with any specific standards?
Yes, it is compliant with the ISO 11898 standard for CAN communication).
- What are some common applications of the SN65HVD251D?
Common applications include automotive control systems, industrial automation, and vehicle networking).
- How does the SN65HVD251D mitigate signal corruption?
The device uses balanced receiver inputs and can be used with quality shielded twisted-pair cables to mitigate signal corruption).
- Can the SN65HVD251D be used as a replacement for other CAN transceivers?
Yes, it is a drop-in improved replacement for PCA82C250 and PCA82C251).
