MAX6715AUTLTD1+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics: Low-Power, Single/Dual/Triple-Voltage Monitoring Circuits
• Package: SOT-23-6
• Essence: Voltage monitoring and reset generation for microprocessors and other digital systems
• Packaging/Quantity: Tape & Reel (3000 pieces per reel)

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Output Type: Active-Low, Push-Pull
• Reset Threshold Options: 2.5V, 3.08V, 4.63V, Adjustable
• Reset Timeout Period: 140ms, 560ms, 1120ms, 2240ms
• Quiescent Current: 1µA (typical)
• Power-On Reset Delay: 20ms (typical)

Pin Configuration

The MAX6715AUTLTD1+T has a total of 6 pins arranged as follows:

```

---

| | --| VDD GND |-- Pin 1: Ground (GND) --| RESET OUT |-- Pin 2: Reset Output (Active-Low) --| MR |-- Pin 3: Manual Reset Input --| TH |-- Pin 4: Threshold Selection Input --| VDD |-- Pin 5: Positive Supply Voltage (VDD) --| GND |-- Pin 6: Ground (GND) |___________| ```

Functional Features

• Monitors the voltage level and generates a reset signal when the voltage falls below a specified threshold.
• Provides a manual reset input for immediate system reset.
• Offers various threshold options to suit different voltage monitoring requirements.
• Adjustable reset timeout period allows customization based on application needs.
• Low quiescent current ensures minimal power consumption.

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with a variety of systems. - Small package size (SOT-23-6) allows for space-efficient integration. - Low power consumption prolongs battery life in portable devices. - Flexible threshold and timeout options provide versatility in voltage monitoring applications.

Disadvantages: - Lack of built-in hysteresis may result in potential oscillation near the threshold voltage. - Limited number of threshold options compared to some alternative models.

Working Principles

The MAX6715AUTLTD1+T is designed to monitor the voltage level of a system and generate a reset signal when the voltage falls below a specified threshold. It operates by comparing the input voltage with an internal reference voltage. When the input voltage drops below the threshold, the reset output becomes active-low, indicating a system reset condition. The reset signal remains active until the input voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The MAX6715AUTLTD1+T is commonly used in various applications where voltage monitoring and reset generation are critical. Some typical application fields include:

1. Microprocessor Systems: Ensures reliable operation by resetting the microprocessor when the supply voltage drops below a certain level.
2. Embedded Systems: Provides voltage supervision for digital systems, preventing erratic behavior during power fluctuations.
3. Industrial Control Systems: Monitors power supply integrity in control units, ensuring safe and stable operation.
4. Automotive Electronics: Protects sensitive electronic components from voltage dips or spikes, enhancing overall system reliability.
5. Battery-Powered Devices: Maximizes battery life by initiating a reset when the battery voltage reaches a critical level.

Detailed and Complete Alternative Models

1. MAX6716AUTLTD1+T: Similar to MAX6715AUTLTD1+T but with additional features such as a watchdog timer and adjustable reset timeout.
2. MAX6717AUTLTD1+T: Dual-voltage monitoring circuit with two independent threshold inputs and reset outputs.
3. MAX6718AUTLTD1+T: Triple-voltage monitoring circuit with three independent threshold inputs and reset outputs.
4. MAX6719AUTLTD1+T: Voltage supervisor with adjustable reset threshold and timeout, suitable for applications requiring fine-tuning.

These alternative models offer different combinations of features and specifications, allowing users to choose the most suitable option based on their specific requirements.

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