MCZ33897BEFR2

Product Overview

Category: Integrated Circuit (IC)

Use: The MCZ33897BEFR2 is a versatile integrated circuit designed for automotive applications. It serves as a high-speed CAN transceiver, enabling communication between various electronic control units (ECUs) in a vehicle.

Characteristics: - High-speed communication: The MCZ33897BEFR2 supports data rates up to 1 Mbps, allowing for fast and reliable transmission of information between ECUs. - Robust design: This IC is built to withstand the harsh conditions of automotive environments, including temperature variations, electromagnetic interference, and voltage fluctuations. - Low power consumption: The MCZ33897BEFR2 is designed to minimize power consumption, making it suitable for energy-efficient automotive systems. - Compact package: It comes in a small-sized package, ensuring space-saving integration within automotive electronic systems. - RoHS compliant: The IC is manufactured according to the Restriction of Hazardous Substances directive, ensuring environmental friendliness.

Package and Quantity: The MCZ33897BEFR2 is available in a surface-mount SOIC-8 package. Each package contains one IC.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 1 Mbps
• Transmit Dominant Timeout: 100 µs
• Receiver Input Threshold: ±0.2V
• Quiescent Current: 10 µA (typical)
• ESD Protection: ±15 kV (Human Body Model)

Pin Configuration

The MCZ33897BEFR2 features an 8-pin configuration with the following pin assignments:

1. VBAT: Battery supply voltage
2. CANH: CAN bus high-side input/output
3. CANL: CAN bus low-side input/output
4. VCC: Logic supply voltage
5. STB: Standby mode control input
6. RXD: Receiver data input
7. TXD: Transmitter data output
8. GND: Ground reference

Functional Features

• High-speed CAN transceiver with integrated protection features.
• Supports both 12V and 24V automotive systems.
• Compliant with ISO 11898-2 and SAE J2284 standards.
• Built-in thermal shutdown and short-circuit protection.
• Wake-up capability for low-power modes.

Advantages and Disadvantages

Advantages: - High-speed communication enables efficient data transfer between ECUs. - Robust design ensures reliable operation in automotive environments. - Low power consumption contributes to energy-efficient systems. - Compact package allows for space-saving integration. - Compliance with RoHS directive promotes environmental sustainability.

Disadvantages: - Limited pin configuration may restrict certain system designs. - Requires external components for complete functionality. - Higher cost compared to non-automotive-specific transceivers.

Working Principles

The MCZ33897BEFR2 operates as a CAN transceiver by converting the digital signals from the microcontroller into differential voltage levels suitable for transmission over the CAN bus. It also receives differential signals from the bus and converts them back into digital signals for the microcontroller to process. The IC incorporates various protection features, such as thermal shutdown and short-circuit protection, to ensure safe and reliable operation in automotive applications.

Application Field Plans

The MCZ33897BEFR2 is widely used in automotive applications that require high-speed communication between ECUs. Some common application areas include:

1. Engine Control Units (ECUs)
2. Transmission Control Units (TCUs)
3. Body Control Modules (BCMs)
4. Anti-lock Braking Systems (ABS)
5. Airbag Control Units (ACUs)
6. Instrument Clusters
7. Powertrain Systems

Alternative Models

For automotive CAN transceiver alternatives, the following models can be considered:

1. MCP2551: A popular choice with similar features and compatibility.
2. TJA1050: Another widely used CAN transceiver with comparable specifications.
3. SN65HVD230: Offers enhanced ESD protection and low-power modes.

These alternative models provide similar functionality and can be suitable replacements for the MCZ33897BEFR2 in various automotive applications.

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