MAX6314US28D4-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, precision voltage monitoring, reset generation
• Package: SOT-23-5
• Essence: Provides accurate monitoring and reset functionality for microcontrollers and other digital systems.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Options: 2.8V, 3.0V, 3.3V, 3.6V
• Reset Timeout Period: Adjustable or fixed options available
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Pin Configuration

The MAX6314US28D4-T has a total of 5 pins arranged as follows:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| MR RST |-- Pin 2: Reset Output (RST) --| TH VCC |-- Pin 3: Supply Voltage (VCC) --| RESET GND |-- Pin 4: Ground (GND) --| NC GND |-- Pin 5: Ground (GND) |___________| ```

Functional Features

• Accurate voltage monitoring: The MAX6314US28D4-T provides precise monitoring of the supply voltage, ensuring reliable operation of the connected microcontroller or digital system.
• Reset generation: It generates a reset signal when the monitored voltage falls below the specified threshold, allowing the system to reset and recover from power-related issues.
• Adjustable reset timeout: The reset timeout period can be adjusted to meet specific system requirements, ensuring proper reset timing.
• Low-power operation: With a quiescent current of only 1µA, the MAX6314US28D4-T minimizes power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Accurate voltage monitoring ensures reliable system operation. - Reset generation helps recover from power-related issues. - Adjustable reset timeout allows customization for different applications. - Low-power operation extends battery life in portable devices.

Disadvantages: - Limited number of available reset threshold options. - SOT-23-5 package may not be suitable for all PCB layouts.

Working Principles

The MAX6314US28D4-T operates by continuously monitoring the supply voltage. When the voltage falls below the specified threshold, the reset output is activated, signaling a system reset. The reset timeout period can be adjusted to control the duration of the reset signal. This IC ensures that the connected microcontroller or digital system operates within the desired voltage range, preventing erratic behavior or data corruption.

Application Field Plans

The MAX6314US28D4-T finds applications in various fields, including:

1. Embedded Systems: Provides voltage monitoring and reset functionality for microcontrollers, ensuring reliable operation in industrial automation, consumer electronics, and automotive systems.
2. Power Management: Used in power supply units to monitor the input voltage and generate a reset signal when necessary, protecting downstream components.
3. IoT Devices: Ensures stable operation of IoT devices by monitoring the power supply and initiating a reset if voltage fluctuations occur.
4. Medical Equipment: Used in medical devices to monitor critical voltages and trigger a reset if anomalies are detected, ensuring patient safety.

Alternative Models

1. MAX6315US28D4-T: Similar to MAX6314US28D4-T, but with additional features such as watchdog timer functionality.
2. MAX6316US28D4-T: Provides voltage monitoring and reset generation with adjustable reset timeout, suitable for applications requiring precise timing control.
3. MAX6317US28D4-T: Offers a wider range of reset threshold options, allowing customization for different voltage requirements.

These alternative models provide similar functionality to the MAX6314US28D4-T, catering to specific application needs.

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