MAX709SCSA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, precision voltage monitoring
• Package: Small Outline IC (SOIC)
• Essence: Ensures reliable power supply in electronic systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Threshold Voltage Options: 2.63V, 3.08V, 4.38V, or adjustable
• Reset Timeout Period: 140ms or 1120ms
• Quiescent Current: 7µA (typical)

Detailed Pin Configuration

The MAX709SCSA+T has the following pin configuration:

1. GND: Ground connection
2. RESET: Active-low reset output
3. MR: Manual reset input
4. VCC: Positive supply voltage input

Functional Features

• Monitors the supply voltage and asserts a reset signal when it falls below a specified threshold.
• Provides a manual reset input for external system control.
• Offers a choice of fixed or adjustable threshold voltage options.
• Allows selection of reset timeout period for flexibility in different applications.
• Low quiescent current consumption ensures minimal power loss.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring enhances system reliability. - Wide supply voltage range accommodates various applications. - Adjustable threshold voltage option provides flexibility. - Low quiescent current minimizes power consumption.

Disadvantages: - Limited reset timeout period options may not suit all requirements. - Manual reset input may require additional external circuitry.

Working Principles

The MAX709SCSA+T operates by continuously monitoring the supply voltage. When the voltage falls below the specified threshold, the IC asserts a reset signal, indicating a power failure or unstable voltage condition. The reset signal remains active until the voltage rises above the threshold or a manual reset input is triggered.

Detailed Application Field Plans

The MAX709SCSA+T finds applications in various electronic systems where reliable power supply monitoring is critical. Some potential application fields include:

1. Microcontrollers and microprocessors
2. Industrial control systems
3. Battery-powered devices
4. Embedded systems
5. Communication equipment

Detailed and Complete Alternative Models

• MAX708SCPA+T: Similar voltage supervisor IC with adjustable threshold voltage and different package (DIP)
• MAX703ESA+T: Voltage supervisor IC with fixed threshold voltage and lower quiescent current
• MAX710CSA+T: Voltage supervisor IC with higher supply voltage range and adjustable threshold voltage

These alternative models offer similar functionality and can be considered based on specific requirements.

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