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MAX814KESA+
+Lista de MateriaisIC SUPERVISOR 1 CHANNEL 8SOIC
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #MAX814KESA+
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package / Case | Tube |
| Part Status | Active |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 4.8V |
| Output | Push-Pull, Push-Pull |
| Reset | Active High/Active Low |
| Reset Timeout | 140ms Minimum |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
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
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
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
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.