MIC2561-0BM

Product Overview

Category

The MIC2561-0BM belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for signal conditioning and level shifting applications.

Characteristics

• The MIC2561-0BM is a low-power, single-channel RS-232 line driver/receiver.
• It operates with a supply voltage range of 3V to 5.5V.
• This IC is designed to meet the requirements of EIA/TIA-232 and V.28/V.24 communication interfaces.
• It provides a high level of electrostatic discharge (ESD) protection, making it suitable for industrial environments.
• The MIC2561-0BM offers a wide operating temperature range of -40°C to +85°C.

Package

The MIC2561-0BM is available in a small outline package (SOIC) with 8 pins.

Essence

The essence of the MIC2561-0BM lies in its ability to interface between low-voltage logic signals and higher-voltage RS-232 signals.

Packaging/Quantity

This IC is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 1
• Data Rate: Up to 120kbps
• ESD Protection: ±15kV (Human Body Model)
• Package Type: SOIC-8

Detailed Pin Configuration

The MIC2561-0BM has the following pin configuration:

1. VCC - Power supply input
2. GND - Ground reference
3. RO - Receiver output
4. RI - Receiver input
5. DE - Driver output enable
6. DI - Driver input
7. DTE - Data terminal equipment input
8. DCE - Data communication equipment input

Functional Features

• Level shifting: The MIC2561-0BM provides bidirectional level shifting between low-voltage logic signals and RS-232 signals.
• ESD protection: It offers high-level electrostatic discharge protection, ensuring reliable operation in harsh environments.
• Low power consumption: This IC is designed to minimize power consumption, making it suitable for battery-powered applications.
• Wide operating temperature range: The MIC2561-0BM can operate reliably in a wide range of temperatures, making it suitable for various industrial applications.

Advantages and Disadvantages

Advantages

• Provides level shifting between low-voltage logic signals and RS-232 signals.
• Offers high ESD protection.
• Low power consumption.
• Wide operating temperature range.

Disadvantages

• Limited to single-channel operation.
• Data rate limited to 120kbps.

Working Principles

The MIC2561-0BM works by converting low-voltage logic signals from the driver input (DI) into higher-voltage RS-232 signals at the driver output (DE). Similarly, it converts RS-232 signals received at the receiver input (RI) into low-voltage logic signals at the receiver output (RO). This bidirectional level shifting enables seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The MIC2561-0BM finds applications in various fields, including:

1. Industrial automation: It can be used to interface between low-voltage control systems and RS-232-based industrial equipment.
2. Telecommunications: The IC enables level shifting between low-voltage logic signals and RS-232 signals in telecommunication systems.
3. Consumer electronics: It can be utilized in devices that require communication with RS-232 interfaces, such as set-top boxes and gaming consoles.
4. Medical equipment: The MIC2561-0BM can be employed in medical devices that require reliable communication with RS-232-based peripherals.

Detailed and Complete Alternative Models

Some alternative models to the MIC2561-0BM include:

1. MAX232: A popular RS-232 line driver/receiver IC with similar functionality.
2. SP3232: Another widely used RS-232 transceiver IC offering level shifting capabilities.
3. LTC1380: A low-power, single-channel RS-232 transceiver suitable for battery-powered applications.

These alternative models provide similar features and can be considered as substitutes for the MIC2561-0BM depending on specific requirements.

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