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ADM8690ARNZ
+BOMIC SUPERVISOR 1 CHANNEL 8SOIC
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #ADM8690ARNZ
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Bảng dữ liệu ADM8690ARNZ DataSheet
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Gói SOIC-8
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Có sẵn7377
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Active |
| Type | Battery Backup Circuit |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 4.65V |
| Output | Push-Pull, Totem Pole |
| Reset | Active Low |
| ResetTimeout | 35ms Minimum |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features include a low supply current, a precise voltage monitor, and a reset timeout period, which are crucial for maintaining system stability and reliability. The ADM8690ARNZ is commonly utilized in applications where maintaining system integrity is critical, such as embedded systems, industrial controls, and consumer electronics. The device is available in a range of packages and voltage thresholds, allowing flexibility to match various system requirements. Its integration simplifies design and reduces component count, contributing to both cost and space efficiency within electronic designs.
Equivalent
Features
1. Reset Functionality: It provides a reset output to ensure the microprocessor is properly initialized after power-up, or during any drop in supply voltage.
2. Voltage Monitoring: The device typically monitors the supply voltage to ensure it stays above a specified threshold, providing an active-low reset signal if the voltage drops below this level.
3. Adjustable Reset Timeout: The reset time delay is adjustable, allowing customization for specific application needs.
4. Low Power Consumption: Designed to consume minimal power, making it suitable for battery-powered applications.
5. Manual Reset Input: Includes an input for manual reset, allowing external control over the reset operation.
6. Watchdog Timer: Features a watchdog timer that can reset the microprocessor if it fails to respond in a predetermined time frame, enhancing system reliability.
7. Compact Package: Available in a small footprint package, suitable for space-constrained designs.
These features make the ADM8690ARNZ ideal for safeguarding microprocessor operations in various electronic applications.
Pinout
1. Power Supply Monitoring: It monitors the power supplies for microprocessor systems and ensures they are within acceptable limits.
2. Reset Output: It offers a reset output that can be used to reset the microprocessor if the power supply voltage drops below a predefined threshold. This helps in avoiding erratic microprocessor operation.
3. Watchdog Timer: It includes a watchdog timer which resets the system in case of a software failure or if the microprocessor becomes unresponsive.
4. Manual Reset Input: This feature allows an external reset to be triggered manually.
5. Active-Low Reset Output: The device usually features an active-low reset output, which can be connected to a microprocessor's reset pin.
The specific functions and pin configurations may slightly vary depending on the manufacturer or specific version of the chip. Always refer to the manufacturer's datasheet for detailed and precise information.
Manufacturer
Application
1. Embedded Systems: Ensures microcontrollers operate within specified voltage ranges.
2. Industrial Control Systems: Monitors power supplies to prevent equipment malfunction.
3. Consumer Electronics: Increases reliability by resetting devices during power glitches.
4. Telecommunications: Maintains network reliability by preventing data corruption during power issues.
5. Automotive Electronics: Enhances vehicle system reliability through voltage monitoring.
6. Computers and Servers: Protects against unexpected resets or shutdowns due to power instability.
These supervisory circuits are critical for maintaining system stability and preventing data loss or hardware damage.