Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Active |
| Type | Simple Reset/Power-On Reset |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 4.8V |
| Output | Push-Pull, Push-Pull |
| Reset | Active High/Active Low |
| ResetTimeout | 140ms Minimum |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Overview
Description
The MAX814KESA+ is a microprocessor supervisory circuit designed by Maxim Integrated. It provides essential monitoring functions to ensure the reliable performance of microprocessor-based systems. Key features include a precision voltage reference, a reset output to prevent code execution errors during power-up, power-down, and brownout conditions, and a manual reset input for testing or system debugging.
The device operates with a wide input voltage range and typically monitors a single system supply voltage. Its low supply current makes it suitable for battery-powered applications. The MAX814KESA+ also comes with a push-pull reset output type, which is active low. It's housed in a compact, surface-mount package, making it ideal for space-constrained applications.
Overall, the MAX814KESA+ enhances system reliability by preventing erratic operation caused by voltage fluctuations, thus safeguarding data integrity and system stability. Its robust feature set makes it suitable for applications in consumer electronics, automotive systems, and industrial control systems.
The device operates with a wide input voltage range and typically monitors a single system supply voltage. Its low supply current makes it suitable for battery-powered applications. The MAX814KESA+ also comes with a push-pull reset output type, which is active low. It's housed in a compact, surface-mount package, making it ideal for space-constrained applications.
Overall, the MAX814KESA+ enhances system reliability by preventing erratic operation caused by voltage fluctuations, thus safeguarding data integrity and system stability. Its robust feature set makes it suitable for applications in consumer electronics, automotive systems, and industrial control systems.
Equivalent
The MAX814KESA+ is a microprocessor supervisory circuit. Equivalent products include:
1. Microchip's MCP1316 series
2. Texas Instruments' TPS3808 series
3. ON Semiconductor's NCP305 series
4. STMicroelectronics' STM809 series
These alternatives offer similar functionalities like monitoring voltage levels and providing reset signals to microprocessors. Always check the specific requirements and datasheets to ensure compatibility with your application.
1. Microchip's MCP1316 series
2. Texas Instruments' TPS3808 series
3. ON Semiconductor's NCP305 series
4. STMicroelectronics' STM809 series
These alternatives offer similar functionalities like monitoring voltage levels and providing reset signals to microprocessors. Always check the specific requirements and datasheets to ensure compatibility with your application.
Features
The MAX814KESA+ is a microprocessor supervisory circuit designed to monitor the power supply in microprocessor-based systems. Key features include:
1. Voltage Monitoring: It provides a precise voltage monitoring capability, ensuring the supply voltage remains within specified thresholds.
2. Reset Functionality: The device generates a reset signal to the microprocessor during power-up, power-down, and brownout conditions, thereby preventing undefined operations.
3. Manual Reset Input: It includes a manual reset input which allows external triggering of the reset signal.
4. Watchdog Timer: The MAX814KESA+ includes an internal watchdog timer that requires a periodic reset pulse from the microprocessor, helping to identify and reset the system if it becomes unresponsive.
5. Low Supply Current: It operates with low supply current, which is ideal for battery-operated applications.
6. Temperature Range: It functions effectively over an extended temperature range, making it suitable for various environments.
These features make the MAX814KESA+ robust for ensuring reliable operation and protection of microprocessor systems.
1. Voltage Monitoring: It provides a precise voltage monitoring capability, ensuring the supply voltage remains within specified thresholds.
2. Reset Functionality: The device generates a reset signal to the microprocessor during power-up, power-down, and brownout conditions, thereby preventing undefined operations.
3. Manual Reset Input: It includes a manual reset input which allows external triggering of the reset signal.
4. Watchdog Timer: The MAX814KESA+ includes an internal watchdog timer that requires a periodic reset pulse from the microprocessor, helping to identify and reset the system if it becomes unresponsive.
5. Low Supply Current: It operates with low supply current, which is ideal for battery-operated applications.
6. Temperature Range: It functions effectively over an extended temperature range, making it suitable for various environments.
These features make the MAX814KESA+ robust for ensuring reliable operation and protection of microprocessor systems.
Pinout
The MAX814KESA+ is a supervisory IC designed to monitor and control microprocessor systems. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. The primary function of the MAX814KESA+ is to maintain system integrity by providing functions such as a reset output, watchdog timer, and other supervisory features.
Key functions include:
- Reset Output: Ensures proper system startup by holding the microprocessor in reset during power-up, power-down, and brownout conditions.
- Watchdog Timer: Monitors microprocessor activity; if the microprocessor fails to reset the watchdog timer within a specified timeout period, the MAX814KESA+ generates a reset signal.
- Manual Reset Input: Allows an external signal to force a reset.
This IC is commonly used in systems that require reliable microprocessor operation, such as embedded systems, consumer electronics, and industrial applications. The pin assignments in the package would typically include power supply, ground, reset output, watchdog input, and other control or signal pins. For precise pin configuration, consult the manufacturer's datasheet.
Key functions include:
- Reset Output: Ensures proper system startup by holding the microprocessor in reset during power-up, power-down, and brownout conditions.
- Watchdog Timer: Monitors microprocessor activity; if the microprocessor fails to reset the watchdog timer within a specified timeout period, the MAX814KESA+ generates a reset signal.
- Manual Reset Input: Allows an external signal to force a reset.
This IC is commonly used in systems that require reliable microprocessor operation, such as embedded systems, consumer electronics, and industrial applications. The pin assignments in the package would typically include power supply, ground, reset output, watchdog input, and other control or signal pins. For precise pin configuration, consult the manufacturer's datasheet.
Manufacturer
The MAX814KESA+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. following their acquisition. Maxim Integrated is known for designing and manufacturing analog and mixed-signal integrated circuits. The company specializes in power management, interface, analog signal processing, and various communication technologies. As a key player in the semiconductor industry, Maxim Integrated serves a wide range of markets, including consumer electronics, industrial, automotive, communications, and computing. The acquisition by Analog Devices has further strengthened their presence and capabilities in the field of analog technology and semiconductors.
Application
The MAX814KESA+ is a microprocessor supervisory circuit, commonly used in applications requiring monitoring and control of a microprocessor's operations to ensure reliability. Its typical application areas include telecommunications, industrial control systems, embedded systems, and power management systems. It provides essential functions such as power-on reset generation, watchdog timer, and voltage monitoring. These features help in preventing system malfunctions by resetting the microprocessor during power glitches or when the system becomes unresponsive. The MAX814KESA+ is instrumental in maintaining system integrity and enhancing the reliability of electronic devices.
Package
The MAX814KESA+ is typically available in an 8-pin small outline package (SOP), specifically the SOIC (Small Outline Integrated Circuit) package type. This package is designed for surface mounting on PCBs and is suitable for applications where space is limited.