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MAX708ESA
+BOMIC SUPERVISOR MPU
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Nhà sản xuấtAnalog Devices Inc./Maxim tích hợp
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Ông. Phần #MAX708ESA
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Bảng dữ liệu MAX708ESA DataSheet
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Gói SOIC-8
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Có sẵn4878
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Bulk |
| ProductStatus | Active |
Tổng quan
Description
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
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
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
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
Application
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.