MAX6716AUTSVD3+T

Product Overview

• Category: Integrated Circuit
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, precision voltage monitoring, manual reset input, watchdog timer, small package size
• Package: SOT23-6
• Essence: Provides accurate monitoring and reset functions for microcontrollers and other digital systems.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.63V, 3.08V, 3.45V, 4.63V
• Manual Reset Input: Active-Low or Active-High
• Watchdog Timer Timeout Period: 1.6s, 40s, 160s, 640s
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6716AUTSVD3+T has the following pin configuration:

1. GND: Ground connection
2. MR: Manual reset input
3. RESET: Active-low reset output
4. VCC: Positive supply voltage
5. WDI: Watchdog input
6. TH: Threshold voltage selection input

Functional Features

• Accurate Voltage Monitoring: The MAX6716AUTSVD3+T monitors the supply voltage and provides a reset signal when it falls below a specified threshold.
• Manual Reset Input: The device includes a manual reset input that allows an external signal to force a system reset.
• Watchdog Timer: It incorporates a watchdog timer that resets the system if a periodic input signal is not received within a specified timeout period.
• Small Package Size: The SOT23-6 package offers a compact footprint, making it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring ensures reliable system operation. - Manual reset input allows for external control of the reset function. - Watchdog timer enhances system reliability by detecting and recovering from software or hardware failures. - Small package size enables use in compact designs.

Disadvantages: - Limited threshold voltage options may not suit all applications. - Operating temperature range may restrict usage in extreme environments.

Working Principles

The MAX6716AUTSVD3+T operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage falls below the selected threshold, the device asserts the reset output, signaling a system reset. The manual reset input can also be used to force a reset externally. Additionally, the watchdog timer monitors the WDI input for periodic signals. If the signal is not received within the specified timeout period, the device triggers a system reset.

Detailed Application Field Plans

The MAX6716AUTSVD3+T finds applications in various fields, including:

1. Microcontroller Systems: Provides voltage monitoring and reset functionality for microcontrollers, ensuring reliable operation.
2. Industrial Control Systems: Monitors power supply voltages in industrial control systems, preventing malfunctions due to voltage fluctuations.
3. Automotive Electronics: Ensures stable operation of automotive electronic systems by monitoring and resetting the microcontrollers in case of voltage anomalies.
4. Battery-Powered Devices: Protects battery-powered devices by monitoring the voltage level and initiating a reset when the battery voltage drops below a certain threshold.

Detailed and Complete Alternative Models

1. MAX6715AUTSVD3+T: Similar to MAX6716AUTSVD3+T but with different threshold voltage options.
2. MAX6717AUTSVD3+T: Voltage monitor and reset circuit with additional features like adjustable reset timeout and active-low push-pull reset output.
3. MAX6718AUTSVD3+T: Voltage monitor and reset circuit with a wider supply voltage range and adjustable threshold voltage options.

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