MIC809TYC3

Product Overview

• Category: Integrated Circuit
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: SOT-23-3
• Essence: Monolithic CMOS Microcontroller Reset Circuit
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.93V, 3.08V, 3.45V, 4.63V
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MIC809TYC3 is a three-pin device with the following pin configuration:

1. GND: Ground connection.
2. RESET: Active-low reset output.
3. VCC: Supply voltage input.

Functional Features

• Monitors the supply voltage and asserts the reset output when it falls below the specified threshold.
• Provides a precision monitoring solution for microcontrollers and other digital systems.
• Offers a low-power consumption design, suitable for battery-powered applications.
• Supports various reset timeout periods to accommodate different system requirements.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various power sources. - Multiple reset threshold and timeout options provide flexibility for different applications. - Low power consumption helps prolong battery life in portable devices.

Disadvantages: - Limited number of reset threshold voltage options may not cover all voltage requirements. - Single reset output limits its use in complex systems requiring multiple resets.

Working Principles

The MIC809TYC3 operates by continuously monitoring the supply voltage. When the voltage drops below the programmed threshold, the reset output is asserted, indicating a power failure or an unstable condition. The reset output remains active until the supply voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The MIC809TYC3 finds applications in various fields, including:

1. Microcontrollers: Provides reliable reset functionality for microcontroller-based systems.
2. Embedded Systems: Ensures proper initialization and safe operation of embedded devices.
3. Battery-Powered Devices: Helps prevent data corruption and ensures graceful shutdown during low battery conditions.
4. Industrial Control Systems: Monitors power supply integrity in industrial automation and control systems.
5. Consumer Electronics: Enhances system reliability in consumer electronic products such as smart home devices and wearables.

Detailed and Complete Alternative Models

• MIC803: Similar voltage supervisor IC with adjustable reset threshold and timeout options.
• MAX809: Voltage monitor with push-pull reset output and adjustable reset threshold.
• TL7705: Supply voltage supervisor with fixed reset threshold and adjustable reset timeout.

Note: This is not an exhaustive list of alternative models, but provides a few examples.

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