MAX6314US44D4-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, precision voltage monitoring, reset output
• Package: US44D4 (Surface Mount Package)
• Essence: Provides accurate monitoring and reset functionality for electronic systems
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on supplier

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, or adjustable
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, or adjustable
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 7µA (typical)

Pin Configuration

The MAX6314US44D4-T has a total of 8 pins:

1. VCC: Supply Voltage Input
2. GND: Ground
3. MR: Manual Reset Input
4. RESET: Reset Output
5. TH: Threshold Voltage Selection Input
6. TO: Timeout Period Selection Input
7. CT: Capacitor Connection Terminal
8. NC: No Connect

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below a specified threshold.
• Provides a manual reset input for immediate system reset.
• Offers various options for threshold voltage and timeout period to suit different applications.
• Low quiescent current consumption ensures minimal power usage.

Advantages and Disadvantages

Advantages: - Accurate voltage monitoring helps prevent system malfunctions due to low supply voltage. - Reset output ensures proper system initialization after power-up or voltage drop. - Wide supply voltage range allows compatibility with various electronic systems. - Low-power operation helps conserve energy in battery-powered applications.

Disadvantages: - Limited number of threshold voltage and timeout period options may not meet the specific requirements of all applications. - Surface mount package may require specialized equipment for soldering and assembly.

Working Principles

The MAX6314US44D4-T operates by continuously monitoring the supply voltage. When the voltage falls below the programmed threshold, the reset output is activated, signaling a system reset. The manual reset input can also be used to trigger an immediate reset. The timeout period determines how long the reset output remains active after the supply voltage returns to normal.

Detailed Application Field Plans

The MAX6314US44D4-T is commonly used in various electronic systems that require reliable voltage monitoring and reset functionality. Some potential application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Industrial control systems
4. Power management circuits
5. Battery-powered devices
6. Automotive electronics

Detailed and Complete Alternative Models

1. MAX6315US44D4-T: Similar to MAX6314US44D4-T but with additional features such as watchdog timer and adjustable reset timeout.
2. MAX6316US44D4-T: Enhanced version with higher accuracy and wider operating temperature range.
3. MAX6317US44D4-T: Provides dual voltage monitoring and reset outputs for more complex systems.

These alternative models offer different capabilities and features, allowing users to choose the most suitable option for their specific requirements.

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