MIC2561-1YM

Product Overview

Category

MIC2561-1YM belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a level translator and voltage level shifter in electronic circuits.

Characteristics

• The MIC2561-1YM is a low-voltage, single-supply, dual-channel level translator.
• It operates at a wide supply voltage range of 1.65V to 5.5V.
• This IC provides bidirectional voltage translation between two different voltage domains.
• It features high-speed operation with a maximum data rate of 20 Mbps.
• The MIC2561-1YM has a low quiescent current consumption, making it suitable for battery-powered applications.

Package

The MIC2561-1YM is available in a small outline package (SOP) with 8 pins.

Essence

The essence of MIC2561-1YM lies in its ability to facilitate communication between devices operating at different voltage levels.

Packaging/Quantity

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

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Data Rate: Up to 20 Mbps
• Number of Channels: 2
• Input/Output Voltage Levels: Compatible with TTL, CMOS, and LVCMOS
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MIC2561-1YM has a total of 8 pins, which are assigned specific functions:

1. VCC1: Positive power supply for Channel 1
2. A1: Input/Output pin for Channel 1
3. B1: Input/Output pin for Channel 1
4. GND: Ground reference
5. B2: Input/Output pin for Channel 2
6. A2: Input/Output pin for Channel 2
7. OE: Output Enable pin (active low)
8. VCC2: Positive power supply for Channel 2

Functional Features

• Bidirectional voltage translation between two voltage domains.
• Automatic direction sensing and control.
• High-speed operation with minimal propagation delay.
• Low quiescent current consumption, suitable for battery-powered applications.
• ESD protection on all pins.

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems.
• High-speed operation enables efficient data transfer.
• Automatic direction sensing simplifies circuit design.
• Low quiescent current consumption prolongs battery life.
• ESD protection ensures robustness against electrostatic discharge.

Disadvantages

• Limited to dual-channel voltage translation.
• Maximum data rate may not be sufficient for certain high-speed applications.

Working Principles

The MIC2561-1YM utilizes a combination of level shifting circuits and control logic to facilitate bidirectional voltage translation. The automatic direction sensing feature detects the direction of data flow and controls the internal circuitry accordingly. When the OE pin is low, the IC is enabled, allowing data transmission between the input/output pins of the two channels.

Detailed Application Field Plans

The MIC2561-1YM finds application in various fields where voltage level translation is required. Some specific application areas include:

1. Communication Interfaces: UART, SPI, I2C, and other serial communication interfaces often require voltage level translation between different devices operating at varying voltage levels.
2. Battery-Powered Devices: Portable electronic devices powered by batteries often have multiple voltage domains that need to communicate with each other.
3. Industrial Automation: In industrial automation systems, different subsystems may operate at different voltage levels, and the MIC2561-1YM can facilitate communication between them.
4. Consumer Electronics: Many consumer electronic devices, such as smartphones, tablets, and gaming consoles, utilize voltage level translation to interface with peripherals.

Detailed and Complete Alternative Models

1. TXB0102: Dual-Bit Bidirectional Voltage-Level Translator
2. PCA9306: Dual-Bit Bidirectional I2C Bus and SMBus Voltage-Level Translator
3. SN74LVC2T45: Dual-Bit Dual-Supply Level Shifter/Translator

These alternative models offer similar functionality to the MIC2561-1YM and can be considered as alternatives based on specific application requirements.

In conclusion, the MIC2561-1YM is a versatile integrated circuit that enables bidirectional voltage translation between different voltage domains. Its wide supply voltage range, high-speed operation, and low quiescent current consumption make it suitable for various applications in different fields.