MAX6442KADGTD7+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Monitoring and Supervisory
• Characteristics:
  • Monitors the voltage level of a system and provides reset signals when necessary
  • Offers high accuracy and reliability in voltage monitoring
  • Designed for use in various electronic devices and systems
• Package: Surface Mount, TDFN-8
• Essence: Voltage monitoring and supervisory IC
• Packaging/Quantity: Tape & Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 5.0V
• Reset Timeout Options: 140ms, 560ms, 1120ms, 2240ms
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low Push-Pull
• Quiescent Current: 4µA (typical)

Detailed Pin Configuration

The MAX6442KADGTD7+T has the following pin configuration:

1. GND (Ground)
2. RESET (Reset Output)
3. VCC (Supply Voltage)
4. MR (Manual Reset Input)
5. TH (Threshold Voltage Selection)
6. TO (Reset Timeout Selection)
7. NC (No Connection)
8. NC (No Connection)

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the threshold voltage
• Provides manual reset capability through the MR pin
• Selectable threshold voltage and reset timeout options for flexibility in different applications
• Low quiescent current consumption for power efficiency
• Active-low push-pull output for driving external circuitry

Advantages and Disadvantages

Advantages: - High accuracy in voltage monitoring - Wide supply voltage range allows compatibility with various systems - Flexible threshold voltage and reset timeout options - Low power consumption - Compact surface mount package

Disadvantages: - Limited number of threshold voltage and reset timeout options - No internal pull-up resistor on the MR pin, requiring an external pull-up resistor if manual reset functionality is needed

Working Principles

The MAX6442KADGTD7+T operates by continuously monitoring the supply voltage. When the voltage falls below the selected threshold voltage, it generates a reset signal on the RESET pin. This signal can be used to reset the system or trigger specific actions.

The IC also provides a manual reset capability through the MR pin. When this pin is pulled low, it forces a reset regardless of the supply voltage level.

Detailed Application Field Plans

The MAX6442KADGTD7+T is widely used in various electronic devices and systems where voltage monitoring and supervisory functions are critical. Some application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Power management circuits
4. Industrial control systems
5. Automotive electronics
6. Battery-powered devices
7. Home automation systems

Detailed and Complete Alternative Models

1. MAX6442KADGTD7+T (current model)
2. MAX6442KBDGTD7+T - Same features, different package (SOT23-8)
3. MAX6442KCDGTD7+T - Same features, different package (µMAX-8)
4. MAX6442KDDGTD7+T - Same features, different package (SOIC-8)
5. MAX6442KEDGTD7+T - Same features, different package (TSSOP-8)

These alternative models offer the same functionality as the MAX6442KADGTD7+T but come in different packages to suit specific design requirements.

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