Overview
The ADM708RAR-REEL, produced by Analog Devices Inc., is a microprocessor supervisory circuit designed to monitor voltage levels and provide reset functions for microprocessors. This component is part of the ADM708 series, which offers precise voltage monitoring and reset capabilities. It is available in an 8-lead SOIC package and is suitable for a wide range of applications requiring reliable power management.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Threshold | 2.63 V (ADM708R), 2.93 V (ADM708S), 3.08 V (ADM708T) |
| Quiescent Current | 100 µA |
| Reset Pulse Width | 200 ms |
| Reset Output | Active High/Active Low |
| Watchdog Timer | Not available in ADM708 series, but has an additional active high reset output |
| Package Type | 8-lead SOIC |
| Operating Temperature Range | -40°C to +85°C |
| Power Dissipation | 470 mW (SOIC package) |
| Thermal Impedance | 110°C/W (SOIC package) |
Key Features
- Precision supply voltage monitoring with thresholds of 2.63 V, 2.93 V, and 3.08 V
- Low quiescent current of 100 µA
- Debounced manual reset input (MR)
- Active high and active low reset outputs
- Power fail input (PFI) for low battery warning
- Compact 8-lead SOIC package
- Operating temperature range from -40°C to +85°C
Applications
The ADM708RAR-REEL is suitable for various applications requiring reliable power management and voltage monitoring, including:
- Microprocessor systems needing precise voltage monitoring and reset functions
- Battery-powered devices requiring low battery warnings
- Industrial control systems where robust power management is crucial
- Embedded systems and IoT devices that need reliable power supervision
Q & A
- What is the primary function of the ADM708RAR-REEL?
The primary function is to monitor the supply voltage and provide reset signals to microprocessors when the voltage falls below a specified threshold or when a manual reset is triggered. - What are the available voltage thresholds for the ADM708 series?
The available voltage thresholds are 2.63 V, 2.93 V, and 3.08 V. - What is the quiescent current of the ADM708RAR-REEL?
The quiescent current is 100 µA. - Does the ADM708RAR-REEL have a watchdog timer?
No, the ADM708 series does not have a watchdog timer but provides an additional active high reset output. - What is the package type of the ADM708RAR-REEL?
The package type is an 8-lead SOIC. - What is the operating temperature range of the ADM708RAR-REEL?
The operating temperature range is from -40°C to +85°C. - How long does the reset pulse width last?
The reset pulse width lasts for 200 ms. - Can the ADM708RAR-REEL provide both active high and active low reset outputs?
Yes, it can provide both active high and active low reset outputs. - What is the power dissipation of the SOIC package?
The power dissipation is 470 mW for the SOIC package. - Is the ADM708RAR-REEL RoHS compliant?
Yes, the ADM708RAR-REEL is RoHS compliant.
