MAX823SEUK

The MAX823SEUK is a microprocessor supervisory circuit designed to monitor the power supply voltage in microcontroller and microprocessor systems. It ensures that the system operates within safe voltage levels, providing a reliable solution for preventing erratic system behavior due to power supply issues. This component is part of the MAX823 series, known for their low-power consumption and high precision.
Key features include:
1. Voltage Monitoring: It triggers a reset when the supply voltage drops below a preset threshold, ensuring safe microprocessor startup.
2. Manual Reset Input: Allows external control over the reset line for improved flexibility in system design.
3. Watchdog Timer: Prevents system lockup by resetting the microcontroller if it fails to toggle a specified input within a set time period.
4. Low-Power Consumption: Designed to operate efficiently, making it ideal for battery-powered applications.
5. Small Footprint: Available in compact packages, it is suited for space-constrained applications.
The MAX823SEUK enhances system reliability by protecting against undervoltage conditions, offering a cost-effective solution for robust system design.

The MAX823SEUK is a microprocessor supervisory circuit. Equivalent products include:
1. MIC5239 - Offers similar voltage monitoring and reset functions.
2. TPS3823 from Texas Instruments - Provides comparable monitoring capabilities.
3. STM706 from STMicroelectronics - Features similar low-voltage detection.
4. ADM811 from Analog Devices - Offers equivalent reset functions.
5. TC1232 from Microchip Technology - Provides similar features for system monitoring.
Always verify specific parameters and pin configurations for compatibility.

The MAX823SEUK is a microprocessor supervisory circuit designed to monitor power supplies in digital systems and provide necessary controls to ensure system reliability. Key features include:
1. Voltage Monitoring: It monitors the supply voltage and asserts a reset signal whenever the voltage falls below a preset threshold, ensuring microprocessor reliability during power-up, power-down, and brownout conditions.
2. Reset Functionality: It provides a reset output that remains active for a predetermined time after the supply voltage returns to an acceptable level, allowing ample time for system stabilization.
3. Manual Reset Input: Allows an external switch or signal to trigger a reset, offering flexibility for system testing and debugging.
4. Watchdog Timer: Includes a watchdog timer that resets the microprocessor if it fails to toggle a watchdog input within a predefined timeout period, protecting against system freezes.
5. Low Power Consumption: Designed for low power applications, it conserves battery life in portable systems.
6. Compact Package: Available in small, space-saving packages suitable for compact designs.
These features make the MAX823SEUK ideal for ensuring reliable operation in a wide range of electronic applications.

The MAX823SEUK is a microprocessor supervisory circuit designed to monitor power supplies in microprocessor (µP) and digital systems. It is available in a SOT-23-5 package, which means it has 5 pins. Each pin serves a specific function as follows:
1. Pin 1 (RESET Output): This pin provides a reset signal to the microprocessor to ensure proper initialization during power-up, power-down, and brownout conditions.
2. Pin 2 (GND): Ground pin. It is the reference point for the entire circuit.
3. Pin 3 (MR - Manual Reset Input): An active-low input used to manually trigger a reset. When this pin is pulled low, it generates a reset pulse.
4. Pin 4 (VCC - Supply Voltage): This pin provides the power supply input to the IC and monitors the voltage level.
5. Pin 5 (WDI - Watchdog Input): This pin is used to monitor a signal from the microprocessor to ensure it is operating properly. If the microprocessor fails to toggle this signal, the MAX823 will reset it.
The MAX823SEUK ensures reliable operation by supervising voltage levels and providing reset and watchdog functionalities.

The MAX823SEUK is manufactured by Maxim Integrated, which is a company specializing in analog and mixed-signal integrated circuits. Founded in 1983 and headquartered in San Jose, California, Maxim Integrated designs and manufactures a wide range of semiconductor products used in various applications such as automotive, industrial, communications, consumer, and computing markets. The company is known for producing power management ICs, sensors, interface products, and other complex integrated circuits.
In 2021, Analog Devices, Inc. (ADI), another major semiconductor company, completed its acquisition of Maxim Integrated. ADI is recognized for its extensive portfolio of products in areas such as data conversion, signal processing, power management, and RF (radio frequency) solutions. With the acquisition, ADI aims to enhance its position in the semiconductor industry by expanding its product offerings and technological capabilities, thus fostering innovation and development across diverse sectors.

The MAX823SEUK is a microprocessor supervisory circuit primarily used for monitoring system power supplies and ensuring reliable system operation. Its application areas include:
1. Embedded Systems: Ensures microcontroller reset during power fluctuations.
2. Consumer Electronics: Provides power supply monitoring in devices like TVs and home appliances.
3. Industrial Control: Maintains stable operation in PLCs and automation systems.
4. Computers and Peripherals: Safeguards against data corruption by managing power-up/down sequences.
5. Networking Equipment: Supports reliable operation in routers and switches.
6. Telecommunications: Monitors power for stable operation in telecom infrastructure.
Overall, it is used in any application requiring reliable power supervision and protection against undervoltage conditions.

The MAX823SEUK is available in a SOT-143 package. The SOT-143 is a small surface-mount package designed for integrated circuits, allowing for compact and efficient use on printed circuit boards.