Overview
The ADM706RARZ-REEL from Analog Devices Inc. is a precision voltage supervisor and reset IC designed to monitor and manage power supply conditions in electronic systems. This component is part of the ADM706 series, which offers various threshold voltage options to suit different application requirements. The ADM706RARZ specifically monitors a supply voltage of 2.63V, making it suitable for systems powered by 3V or 3.3V supplies.
This IC features a robust set of functionalities including a precision supply voltage monitor, a debounced manual reset input, an independent watchdog timer, and power fail or low battery warning capabilities. It is packaged in an 8-lead Small Outline Package (SOIC-8), which is compact and suitable for a wide range of applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADM706RARZ-REEL |
| Package | 8-SOIC (0.154, 3.90mm Width) |
| Number of Pins | 8 |
| Minimum Supply Voltage | 1 V |
| Maximum Supply Voltage | 5.5 V |
| Reset Threshold Voltage | 2.63 V |
| Reset Delay Time | 280 ms |
| Operating Temperature Range | -40°C to +85°C |
| Quiescent Current | 100 µA |
| Watchdog Timer Timeout | 1.6 sec |
| Reset Output Type | Active Low |
Key Features
- Precision Supply Voltage Monitor: Monitors supply voltage with a threshold of 2.63V, ensuring reliable operation during power-up, power-down, and brownout conditions.
- Debounced Manual Reset Input: The manual reset input (MR) is internally debounced, allowing it to be driven from TTL, CMOS logic, or a manual reset switch.
- Independent Watchdog Timer: Activates if the watchdog input does not toggle within 1.6 seconds, ensuring system reliability.
- Power Fail or Low Battery Warning: Includes a 1.25V threshold detector for power fail or low battery detection.
- Compact Packaging: 8-lead Small Outline Package (SOIC-8) for space-efficient designs.
- Low Quiescent Current: Consumes only 100 µA, making it power-efficient.
Applications
The ADM706RARZ-REEL is suitable for a variety of applications where precise voltage monitoring and reset functionality are critical. These include:
- Embedded Systems: Ensures reliable operation in microcontroller-based systems by monitoring power supply conditions.
- Industrial Control Systems: Monitors power supplies in industrial control environments to prevent system failures.
- Medical Devices: Provides critical power monitoring and reset functions in medical devices where reliability is paramount.
- Consumer Electronics: Used in consumer electronics to ensure stable operation and prevent data loss during power failures.
Q & A
- What is the primary function of the ADM706RARZ-REEL?
The primary function is to monitor the supply voltage and generate a reset signal during power-up, power-down, and brownout conditions.
- What is the reset threshold voltage for the ADM706RARZ-REEL?
The reset threshold voltage is 2.63V.
- What type of reset output does the ADM706RARZ-REEL provide?
The reset output is active low.
- What is the watchdog timer timeout for the ADM706RARZ-REEL?
The watchdog timer timeout is 1.6 seconds.
- What is the quiescent current of the ADM706RARZ-REEL?
The quiescent current is 100 µA.
- What is the operating temperature range of the ADM706RARZ-REEL?
The operating temperature range is -40°C to +85°C.
- What type of package does the ADM706RARZ-REEL come in?
The package is an 8-lead Small Outline Package (SOIC-8).
- Can the manual reset input be driven from TTL or CMOS logic?
Yes, the manual reset input (MR) can be driven from TTL, CMOS logic, or a manual reset switch.
- Does the ADM706RARZ-REEL have a power fail or low battery warning feature?
Yes, it includes a 1.25V threshold detector for power fail or low battery detection.
- What is the reset delay time for the ADM706RARZ-REEL?
The reset delay time is 280 ms.
