MCP2022T-500E/ST

Product Overview

Category

The MCP2022T-500E/ST belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in automotive applications, specifically in the field of LIN (Local Interconnect Network) communication.

Characteristics

• The MCP2022T-500E/ST is a low-power LIN transceiver.
• It operates at a voltage range of 3.0V to 5.5V.
• This transceiver supports data rates up to 20 kbps.
• It is designed to meet the requirements of the LIN bus physical layer specification ISO 17987-4:2016.

Package and Quantity

The MCP2022T-500E/ST is available in a small outline transistor (SOT-23) package. It is typically sold in reels containing 3000 units.

Specifications

• Supply Voltage Range: 3.0V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 20 kbps
• ESD Protection: ±8 kV HBM (Human Body Model)
• Sleep Mode Current: 1 µA (typical)

Pin Configuration

The MCP2022T-500E/ST has a total of 8 pins. The pin configuration is as follows:

```

---

| | --| VBAT GND |-- Pin 1: Ground --| TXD RXD |-- Pin 2: LIN Bus Receiver Input --| WAKE VDD |-- Pin 3: Supply Voltage --| EN CS |-- Pin 4: Control Input |_______________| ```

Functional Features

• LIN Bus Transceiver: The MCP2022T-500E/ST acts as a transceiver, facilitating communication between the LIN master and slave devices.
• Sleep Mode: It supports a low-power sleep mode, reducing power consumption when not actively transmitting or receiving data.
• ESD Protection: The device provides built-in electrostatic discharge (ESD) protection, safeguarding against potential damage from static electricity.

Advantages and Disadvantages

Advantages

• Low Power Consumption: The MCP2022T-500E/ST operates at a low sleep mode current of 1 µA, making it suitable for battery-powered applications.
• Compact Package: The SOT-23 package offers a small form factor, enabling space-efficient designs.
• ESD Protection: The integrated ESD protection ensures robustness against electrostatic discharge events.

Disadvantages

• Limited Data Rate: With a maximum data rate of 20 kbps, the MCP2022T-500E/ST may not be suitable for high-speed communication requirements.

Working Principles

The MCP2022T-500E/ST is designed to comply with the LIN bus physical layer specification. It utilizes a differential voltage signaling scheme to transmit and receive data over the LIN bus. The transceiver interfaces with the LIN controller on one side and the LIN bus on the other, facilitating bidirectional communication.

Detailed Application Field Plans

The MCP2022T-500E/ST is commonly used in various automotive applications that require LIN communication. Some specific application areas include:

1. Automotive Body Control Modules
2. Door Modules
3. Seat Control Units
4. Lighting Systems
5. HVAC (Heating, Ventilation, and Air Conditioning) Systems

Alternative Models

Here are some alternative models that offer similar functionality to the MCP2022T-500E/ST:

1. MCP2021T-500E/ST
2. MCP2025T-500E/ST
3. TJA1020T/CM,118

These models can be considered as alternatives based on specific application requirements and availability.

In conclusion, the MCP2022T-500E/ST is a low-power LIN transceiver designed for automotive applications. It offers reliable communication over the LIN bus with its compact package, low power consumption, and built-in ESD protection. However, its limited data rate may restrict its use in high-speed applications.