MAX707CSA+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics: Low Power, Precision, Reset Timer
• Package: 8-SOIC (0.154", 3.90mm Width)
• Essence: Monitors System Voltage Levels
• Packaging/Quantity: Tape & Reel (TR), 2,500 Pieces per Reel

Specifications

• Supply Voltage Range: 1V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Reset Threshold Voltage Options: 4.63V, 4.38V, 4.00V, 3.08V, 2.93V, 2.63V, 2.32V, 2.93V
• Reset Timeout Period Options: 140ms, 280ms, 560ms, 1120ms
• Quiescent Current: 7µA (typical)

Detailed Pin Configuration

The MAX707CSA+T has the following pin configuration:

1. GND (Ground)
2. RESET (Reset Output)
3. MR (Manual Reset Input)
4. VCC (Supply Voltage)
5. TH (Threshold Voltage Input)
6. CT (Timeout Period Selection)
7. GND (Ground)
8. RESET (Reset Output)

Functional Features

• Monitors system voltage levels and provides a reset signal when the voltage falls below a specified threshold.
• Includes a manual reset input for external reset control.
• Offers a reset timeout period selection to adjust the duration of the reset signal.
• Low quiescent current consumption ensures minimal power usage.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Precise threshold voltage options provide flexibility in voltage monitoring. - Low power consumption prolongs battery life in portable applications.

Disadvantages: - Limited reset timeout period options may not suit all system requirements. - Only available in an 8-SOIC package, limiting integration possibilities in certain designs.

Working Principles

The MAX707CSA+T operates by continuously monitoring the system voltage through the TH pin. When the voltage falls below the programmed threshold, the RESET pin is asserted, indicating a low-voltage condition. The reset signal remains active for the duration set by the CT pin, after which it deasserts. The MR pin allows for manual reset control, overriding the automatic reset function.

Detailed Application Field Plans

The MAX707CSA+T finds application in various fields, including:

1. Battery-Powered Devices: Ensures proper operation and prevents data loss during low battery conditions.
2. Industrial Control Systems: Monitors voltage levels to prevent malfunctions and ensure system reliability.
3. Automotive Electronics: Protects sensitive components from voltage fluctuations and ensures stable operation.
4. Medical Equipment: Provides reliable voltage supervision to safeguard critical functions and patient safety.

Detailed and Complete Alternative Models

1. MAX706CSA+T: Similar to MAX707CSA+T but with different reset threshold voltage options.
2. MAX708CSA+T: Voltage supervisor with adjustable reset timeout period and different package options.
3. MAX809CSA+T: Microprocessor supervisory circuit with a push-pull output and adjustable reset threshold.

(Note: This list is not exhaustive and other alternative models may exist.)

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