ADM709LARZ-REEL

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ADM709LARZ-REEL

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IC SUPERVISOR 1 CHANNEL 8SOIC

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Type Simple Reset/Power-On Reset
Number of Voltages Monitored 1
Voltage - Threshold 4.65V
Output Push-Pull, Totem Pole
Reset Active Low
Reset Timeout 140ms Minimum
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount

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Description

The ADM709LARZ-REEL is an integrated circuit device designed for power supply monitoring and microprocessor control applications. It is part of the ADM709 series, which provides a range of features to ensure reliable system operation. Key functionalities include voltage monitoring, manual reset capability, and a watchdog timer.
The device monitors the power supply voltage and generates a reset signal if the voltage drops below a predefined threshold, ensuring that the microprocessor is reset in the event of a power failure. The manual reset input allows external control over the reset operation. The built-in watchdog timer helps detect and recover from software malfunctions by forcing a reset if the microprocessor fails to periodically toggle the watchdog input within a specified timeout period.
Typically used in computing systems and embedded applications, the ADM709LARZ-REEL is available in a compact, industry-standard package. It is suitable for a wide range of applications, including automotive, industrial, and consumer electronics, providing enhanced reliability and system stability.

Equivalent

The ADM709LARZ-REEL is a microprocessor supervisory circuit. Equivalent products include:
1. MAX809 series by Maxim Integrated
2. MCP130 series by Microchip Technology
3. TPS382x series by Texas Instruments
4. NCP803 series by ON Semiconductor
These alternatives offer similar functionalities such as reset thresholds, monitoring voltages, and providing a reset output to a processor. Always check the datasheets for exact feature matches and electrical characteristics.

Features

The ADM709LARZ-REEL is a supervisory circuit designed to monitor microprocessor activity. Key features include:
1. Supply Voltage Monitoring: It supervises supply voltages of 3V, 3.3V, and 5V systems to detect undervoltage conditions.
2. Reset Functionality: The device provides a reset signal to a microprocessor during power-up, power-down, and brownout conditions, ensuring proper initialization.
3. Precision Voltage Sensor: It ensures accurate voltage sensing for reliable operation.
4. Manual Reset Input: This allows external triggering of the reset function.
5. Watchdog Timer: It features a watchdog timer to detect microprocessor failures and initiate a reset.
6. Low Power Consumption: It is designed for low power consumption, making it suitable for battery-operated devices.
7. Temperature Range: The device operates across an extended temperature range, suitable for various environmental conditions.
8. Package: Available in a compact SOT-23 package for space-constrained applications.
These features make the ADM709LARZ-REEL ideal for enhancing system reliability by supervising processor activities and power supply conditions.

Pinout

The ADM709LARZ-REEL is a microprocessor supervisory circuit manufactured by Analog Devices. It is designed to monitor the power supply voltage of microprocessors and microcontroller systems. The device typically comes in an 8-pin package. Its primary functions include:
1. Reset Output: It provides a reset signal to the microprocessor during power-up, power-down, and brownout conditions, ensuring proper initialization.
2. Voltage Monitoring: It monitors the supply voltage and triggers a reset if the voltage falls below a preset threshold, protecting the system from improper operation.
3. Manual Reset Input: It includes a manual reset input pin that allows external control to generate a reset signal.
4. Watchdog Timer: The device features a watchdog timer function to reset the system if it detects a failure in the microprocessor's operation, preventing system hang-ups.
The ADM709LARZ-REEL is commonly used in embedded systems and applications requiring reliable power supervision to ensure microprocessor stability and data integrity.

Manufacturer

The ADM709LARZ-REEL is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacture of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves a wide range of industries, including communications, healthcare, automotive, industrial, and consumer electronics. It is known for its high-performance products that are essential in various applications such as data conversion, signal processing, and power management.

Application

The ADM709LARZ-REEL is a microprocessor supervisory circuit used primarily in applications that require monitoring of power supply voltage levels and reset control for microprocessors. Its key application areas include:
1. Embedded Systems: Ensuring reliable operation by monitoring voltage and generating reset signals.
2. Consumer Electronics: Providing power-on reset in devices like TVs, gaming consoles, and set-top boxes.
3. Industrial Automation: Maintaining stable operation of programmable logic controllers (PLCs) and industrial PCs.
4. Networking Equipment: Ensuring proper boot-up and operation of routers and switches.
5. Automotive Electronics: Supporting reliable function of microcontrollers in automotive control systems.
These applications benefit from its ability to prevent improper operation due to voltage fluctuations.

Package

The ADM709LARZ-REEL is packaged in a 16-lead SOIC (Small Outline Integrated Circuit) package. It is designed for surface mount technology and comes in a reel for automated assembly processes.

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