MAX708ESA

画像は参考用です

MAX708ESA

+BOM

IC SUPERVISOR MPU

  • メーカーアナログ・デバイセズ社/マキシム・インテグレーテッド

  • メーカー品番 #MAX708ESA

  • データシート MAX708ESA DataSheet

  • パッケージ SOIC-8

  • 在庫状況4878

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Bulk
ProductStatus Active

概要

Description

The MAX708ESA is a microprocessor supervisory circuit designed to monitor power supplies and ensure proper system functionality. It is part of the MAX708 series by Maxim Integrated, known for its reliable reset and watchdog timer features. Key functions include monitoring the supply voltage, providing a reset signal when the voltage drops below a preset threshold, and a manual reset input. This ensures that the microprocessor operates within specified voltage limits and helps in preventing system crashes due to power issues.
The MAX708ESA typically features a 3.3V or 5V voltage monitoring capability, with a reset threshold accuracy of about ±1.5%. It also includes a watchdog timer that resets the microprocessor if it fails to toggle within a specified time frame, enhancing system reliability. The device is designed for low power consumption, making it suitable for battery-powered applications. Its small form factor, typically in an 8-pin SOIC package, allows for easy integration into compact systems. Overall, the MAX708ESA is vital for maintaining system stability and preventing data corruption in embedded applications.

Equivalent

Equivalent products to the MAX708ESA chip include:
1. MCP100 - A Microchip Technology voltage supervisor with similar functionality.
2. TC1232 - A Microchip Technology device offering reset circuit functions.
3. DS1232 - A Dallas Semiconductor (now Maxim Integrated) similar power supervisory chip.
4. STM1810 - A STMicroelectronics microprocessor supervisor with comparable features.
5. ADM705 - An Analog Devices microprocessor supervisory circuit.
These products offer similar features like voltage monitoring and reset functionality.

Features

The MAX708ESA is a microprocessor supervisory circuit designed to monitor power supply levels in microprocessor systems. Key features include:
1. Reset Output: It asserts a reset signal when the supply voltage drops below a predetermined threshold, ensuring reliable system resets.
2. Voltage Monitoring: Monitors supply voltages, typically 3.0V, 3.3V, and 5.0V, and triggers a reset when the voltage falls below the set level.
3. Watchdog Timer: Includes a watchdog function to reset the microprocessor if it becomes unresponsive, avoiding system hang-ups.
4. Manual Reset Input: Allows manual triggering of a reset via an external input.
5. Low Supply Current: Offers low power consumption, making it suitable for battery-powered applications.
6. Small Package: Available in a compact 8-pin SO (Small Outline) package, which saves board space.
7. Temperature Range: Operates over a temperature range of -40°C to +85°C, suitable for industrial applications.
These features make the MAX708ESA ideal for enhancing system reliability by ensuring proper voltage levels and response to system faults.

Pinout

The MAX708ESA is a microprocessor supervisory circuit manufactured by Maxim Integrated. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. The functions of this device include:
1. Reset Output: Provides a reset signal to the microprocessor when the monitored voltage drops below a preset threshold, ensuring that the microprocessor starts up correctly.
2. Watchdog Timer: Monitors the microprocessor activity and triggers a reset if the microprocessor fails to toggle the watchdog input within a specified time interval, preventing system lockups.
3. Manual Reset Input: Allows an external switch to initiate a reset, providing additional control over the reset operation.
4. Low Line Indicator: Signals when the monitored voltage falls below a predetermined threshold, acting as a warning for potential power supply issues.
5. Battery Backup Switching: Facilitates switching to a backup battery when the main power supply fails, ensuring continuous operation of critical components.
This combination of features makes the MAX708ESA suitable for enhancing the reliability and stability of microprocessor-based systems.

Manufacturer

The MAX708ESA is manufactured by Maxim Integrated. Maxim Integrated is a company that specializes in designing, manufacturing, and selling analog and mixed-signal integrated circuits. The company provides solutions for a wide range of industries, including automotive, communications, consumer electronics, data center, healthcare, industrial, and the Internet of Things (IoT). Maxim Integrated is known for its focus on innovation and the development of high-performance semiconductor products. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., another leading company in the semiconductor industry, which further expanded its reach and capabilities in providing advanced technology solutions.

Application

The MAX708ESA is a microprocessor supervisory circuit designed for applications requiring reliable system monitoring and reset capabilities. Key areas include:
1. Embedded Systems: Ensures reliable operation by monitoring power supply and providing reset signals during power failures or voltage drops.

2. Industrial Control Systems: Offers watchdog timer functionality to prevent system lock-up and ensure continuous operation.

3. Consumer Electronics: Maintains system integrity by preventing data corruption during unexpected shutdowns.

4. Networking Equipment: Ensures stable operation by resetting systems in the event of power issues or operational errors.
Overall, the MAX708ESA is ideal for any application needing robust system monitoring and reset capabilities to maintain operation integrity.

Package

The MAX708ESA is typically housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. This package is compact and surface-mountable, suitable for space-constrained applications.