TJA1050 CAN CONTROLLER BUS DRIVER INTERFACE MODULE

SPECIFICATION:

• Model name/number: TJA1050 Onboard TJA1050 CAN controller interface chip
• Chip commonly used pin has led, convenient connection to use
• Pin 5 v to the power supply
• PCB board size: 22 (mm) x11.5 (mm)
• Fully compatible with the ISO 11898 standard
• High speed (up to 1 Mbaud)
• Very low Electro-Magnetic Emission (EME)
• Differential receiver with wide common-mode range for high Electro-Magnetic Immunity (EMI)
• An unpowered node does not disturb the bus lines
• Transmit Data (TXD) dominant time-out function
• A silent mode in which the transmitter is disabled
• Bus pins protected against transients in an automotive environment
• Input levels compatible with 3.3 V and 5 V devices
• Thermally protected
• Short-circuit proof to the battery and to ground

DESCRIPTION: The TJA1050 is a popular CAN (Controller Area Network) bus driver interface module. It is commonly used in automotive and industrial applications to facilitate communication between electronic control units (ECUs) over a CAN bus.

Here are some key features and characteristics of the TJA1050 module:

CAN Transceiver: The TJA1050 integrates a CAN transceiver, which handles the physical layer communication according to the CAN protocol specifications. It supports both the high-speed CAN (ISO 11898-2) and fault-tolerant CAN (ISO 11898-3) standards.

Voltage Levels: The module supports a wide range of voltage levels, making it compatible with various system designs. It can operate with a supply voltage ranging from 4.75V to 5.25V.

Transmission Speed: The TJA1050 can handle data rates of up to 1 megabit per second (Mbps), allowing for high-speed communication on the CAN bus.

Wake-Up Function: The module includes a wake-up feature, which enables it to automatically enter a low-power mode when there is no CAN activity. It can be awakened by a bus activity, allowing for efficient power management.

Protection Features: The TJA1050 incorporates several protection mechanisms to safeguard the module and the connected devices. These include thermal shutdown, overvoltage protection, and bus line protection against short circuits and transients.

Pin Compatibility: The TJA1050 module typically comes in an 8-pin Dual Inline Package (DIP) or a surface-mount SOIC package. The pinout is designed to be compatible with other commonly used CAN bus transceivers, enabling easy integration into existing systems.

Applicable for automotive systems, such as engine control units (ECUs), body control modules (BCMs), and dashboard clusters. It is also employed in industrial automation, robotics, and other fields that require reliable and efficient communication over a CAN bus.