MAX6834IXRD1+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, high-accuracy voltage monitoring
• Package: 8-pin TDFN (Thin Dual Flat No-Lead) package
• Essence: Provides reset output during power-up, power-down, and brownout conditions
• Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.5V, 3.08V, 3.3V, 4.38V, 4.63V
• Reset Timeout Period Options: 140ms, 1120ms, 4500ms, 9000ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6834IXRD1+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
5. TH: Threshold voltage selection input
6. TO: Timeout period selection input
7. NC: No connect
8. NC: No connect

Functional Features

• Power-on Reset: Generates a reset signal when the supply voltage rises above the threshold voltage.
• Brownout Detection: Monitors the supply voltage and asserts the reset signal if it falls below the threshold voltage.
• Manual Reset: Allows an external signal to assert the reset signal.
• Adjustable Threshold Voltage: The TH pin allows selection of different threshold voltages to suit specific applications.
• Adjustable Timeout Period: The TO pin allows selection of different timeout periods for the reset signal.

Advantages and Disadvantages

Advantages: - Low-power operation - High accuracy voltage monitoring - Adjustable threshold voltage and timeout period - Manual reset capability

Disadvantages: - Limited number of threshold voltage and timeout period options - No built-in hysteresis for threshold voltage

Working Principles

The MAX6834IXRD1+T is a voltage supervisor IC that monitors the supply voltage and generates a reset signal when certain conditions are met. During power-up, power-down, or brownout conditions, the IC asserts the reset output to ensure proper system initialization or shutdown.

The threshold voltage and timeout period can be adjusted using the TH and TO pins, respectively. This allows customization of the voltage monitoring parameters to meet specific application requirements.

Detailed Application Field Plans

The MAX6834IXRD1+T is commonly used in various applications where reliable voltage monitoring is critical. Some potential application fields include:

1. Microcontroller Systems: Ensures proper initialization and safe shutdown of microcontroller-based systems.
2. Industrial Control Systems: Monitors power supply integrity in industrial automation and control systems.
3. Automotive Electronics: Provides voltage supervision for automotive electronic systems, preventing malfunctions due to unstable power supply.
4. Battery-Powered Devices: Protects battery-powered devices from damage caused by low voltage conditions.
5. Communication Equipment: Ensures stable operation of communication equipment by monitoring power supply fluctuations.

Detailed and Complete Alternative Models

1. MAX6833IXRD1+T: Similar to MAX6834IXRD1+T but with different threshold voltage and timeout period options.
2. MAX6835IXRD1+T: Voltage supervisor IC with additional features such as adjustable hysteresis and watchdog timer.
3. MAX6836IXRD1+T: Higher voltage range version of MAX6834IXRD1+T, suitable for applications requiring higher supply voltages.

(Note: The above alternative models are just examples and not an exhaustive list.)

This entry provides a comprehensive overview of the MAX6834IXRD1+T voltage supervisor IC. It includes basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.