Overview
The PCA82C251T/YM,112 is a CAN (Controller Area Network) transceiver IC designed by NXP Semiconductors. This component serves as the interface between a CAN protocol controller and the physical CAN bus, specifically tailored for 24V systems. It is fully compatible with the ISO 11898-2 standard and is primarily intended for high-speed applications up to 1 MBd, particularly in vehicles such as trucks and buses.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5.5 | V |
| Supply Current (ICC) in Standby Mode | - | 275 | μA |
| Maximum Transmission Speed | - | 1 | MBd |
| Ambient Temperature (Tamb) | -40 | 125 | °C |
| Differential Bus Voltage (Vdiff) | 1.5 | 3.0 | V |
| Propagation Delay (tPD) in High-Speed Mode | - | 50 | ns |
| Package Type | - | 8-SOIC | - |
| Mounting Style | - | SMD/SMT | - |
Key Features
- Fully compatible with the ISO 11898-2 standard for 24V systems.
- Slope control to reduce Radio Frequency Interference (RFI).
- Thermally protected with current-limiting circuit to prevent short-circuit damage.
- Short-circuit proof to battery and ground in 24V powered systems.
- Low-current Standby mode to reduce power consumption.
- High immunity against electromagnetic interference.
- Supports up to 110 nodes on the CAN bus.
- Programmable slope control using an external resistor.
Applications
The PCA82C251T/YM,112 is designed for high-speed CAN applications, particularly in the automotive sector. It is commonly used in:
- Trucks and buses for high-speed data communication.
- Other 24V system applications requiring reliable and high-speed CAN communication.
Q & A
- What is the PCA82C251T/YM,112 used for?
The PCA82C251T/YM,112 is a CAN transceiver IC used as the interface between a CAN protocol controller and the physical CAN bus in 24V systems.
- What is the maximum transmission speed of the PCA82C251T/YM,112?
The maximum transmission speed is up to 1 MBd.
- What is the operating temperature range of the PCA82C251T/YM,112?
The operating temperature range is from -40°C to +125°C.
- Is the PCA82C251T/YM,112 compatible with any specific standards?
Yes, it is fully compatible with the ISO 11898-2 standard.
- What kind of protection does the PCA82C251T/YM,112 offer against short circuits?
The device has a current-limiting circuit that protects the transmitter output stage against short-circuits to positive and negative battery voltage.
- Can the PCA82C251T/YM,112 be used in low-power modes?
Yes, it has a low-current Standby mode to reduce power consumption.
- How many nodes can be connected to the CAN bus using the PCA82C251T/YM,112?
Up to 110 nodes can be connected.
- What is the package type of the PCA82C251T/YM,112?
The package type is 8-SOIC.
- Is the PCA82C251T/YM,112 RoHS compliant?
Yes, it is RoHS compliant.
- What is the typical application of the PCA82C251T/YM,112?
It is typically used in trucks and buses for high-speed CAN communication.
