Overview
The ADM708ARM-REEL, produced by Analog Devices Inc., is a microprocessor supervisory circuit designed to monitor and manage power supply conditions in various electronic systems. This component is part of the ADM708 series, which offers precise voltage monitoring and reset functionality. It is particularly useful in applications requiring reliable power-on reset and low battery or power fail detection.
The device is available in an 8-lead MSOP package, making it suitable for surface mount applications. It operates within a temperature range of -40°C to 85°C, ensuring reliability in a wide range of environmental conditions.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADM708ARM-REEL |
| Package Type | 8-lead MSOP |
| Operating Temperature | -40°C to 85°C |
| Voltage Threshold | 4.4V |
| Reset Timeout | 160 ms minimum |
| Reset Output | Active High/Active Low |
| Number of Voltages Monitored | 1 |
| Manual Reset Input | Debounced, internally pulled up |
| Power Fail Input | Threshold: 1.2V to 1.3V |
Key Features
- Precision Voltage Monitoring: The ADM708ARM-REEL monitors a single voltage with a precise 4.4V threshold, ensuring reliable operation during power-up, power-down, and brownout conditions.
- Dual Reset Outputs: Provides both active high and active low reset outputs, making it versatile for different system requirements.
- Manual Reset Input: Features a debounced manual reset input (MR) that can be driven from TTL, CMOS logic, or a manual reset switch.
- Power Fail Detection: Includes a power fail input (PFI) for detecting low battery or power fail conditions.
- Low Quiescent Current: Operates with a quiescent current of 100 µA, making it energy-efficient.
- Surface Mount Package: Available in an 8-lead MSOP package, suitable for surface mount applications.
Applications
- Microprocessor Systems: Ideal for monitoring and managing power supply conditions in microprocessor-based systems.
- Embedded Systems: Suitable for use in embedded systems that require reliable power-on reset and low battery detection.
- Industrial Control Systems: Can be used in industrial control systems to ensure robust power management.
- Medical Devices: Applicable in medical devices where reliable power supply monitoring is critical.
- Automotive Systems: Although not specifically automotive qualified, it can be used in various automotive-related applications where general power management is required.
Q & A
- What is the primary function of the ADM708ARM-REEL?
The primary function of the ADM708ARM-REEL is to monitor a single voltage and provide reset outputs during power-up, power-down, and brownout conditions.
- What are the available reset output types for the ADM708ARM-REEL?
The ADM708ARM-REEL provides both active high and active low reset outputs.
- What is the voltage threshold for the ADM708ARM-REEL?
The voltage threshold for the ADM708ARM-REEL is 4.4V.
- What is the reset timeout for the ADM708ARM-REEL?
The reset timeout for the ADM708ARM-REEL is a minimum of 160 ms.
- What type of package is the ADM708ARM-REEL available in?
The ADM708ARM-REEL is available in an 8-lead MSOP package.
- What is the operating temperature range for the ADM708ARM-REEL?
The operating temperature range for the ADM708ARM-REEL is -40°C to 85°C.
- Does the ADM708ARM-REEL have a watchdog timer function?
No, the ADM708ARM-REEL does not have a watchdog timer function; instead, it provides an additional active high reset output.
- How is the manual reset input (MR) on the ADM708ARM-REEL configured?
The manual reset input (MR) is debounced and internally pulled up, allowing it to be driven from TTL, CMOS logic, or a manual reset switch.
- What is the quiescent current of the ADM708ARM-REEL?
The quiescent current of the ADM708ARM-REEL is 100 µA.
- Is the ADM708ARM-REEL RoHS compliant?
Yes, the ADM708ARM-REEL is RoHS compliant.
