Overview
The ADM706TARZ-REEL is a microprocessor supervisory circuit produced by Analog Devices Inc. This component is designed to monitor and manage power supply conditions, ensuring reliable operation of microprocessors and other digital systems. It is particularly suited for applications requiring precise voltage monitoring and reset functionality during power-up, power-down, and brownout conditions.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Operating Voltage Range (VCC) | 1.0 | 5.5 | V | ||
| Supply Current | 100 | 200 | 350 | μA | VCC < 3.6 V, VCC < 5.5 V |
| Reset Threshold (VRST) | 3.00 | 3.08 | 3.15 | V | ADM706T |
| Reset Threshold Hysteresis | 20 | mV | |||
| Reset Pulse Width | 160 | 200 | 280 | ms | VCC = 3 V |
| Manual Reset Input Threshold (VIL) | 0.6 | V | VRST (max) < VCC < 3.6 V | ||
| Manual Reset Input Threshold (VIH) | 0.7 × VCC | V | VRST (max) < VCC < 3.6 V | ||
| Power Fail Input Threshold | 1.2 | 1.25 | 1.3 | V |
Key Features
- Precision supply voltage monitoring with thresholds at 3.08 V for the ADM706T.
- Low quiescent current of 100 μA.
- Debounced manual reset input (MR) that can be driven from TTL, CMOS logic, or a manual reset switch.
- Independent watchdog timer with a 1.6 sec timeout.
- Active low reset output (RESET) with the option for active high reset output in some variants.
- Power fail warning and low battery detection capabilities through a 1.25 V threshold detector.
- Available in 8-lead SOIC and PDIP packages.
Applications
The ADM706TARZ-REEL is suitable for a variety of applications, including:
- Microprocessor and microcontroller systems requiring reliable power supply monitoring and reset functionality.
- Battery-powered devices where low battery detection is crucial.
- Embedded systems that need to ensure proper operation during power-up, power-down, and brownout conditions.
- Industrial control systems and medical devices where robust power management is essential.
Q & A
- What is the primary function of the ADM706TARZ-REEL? The primary function is to monitor the power supply voltage and generate a reset signal during power-up, power-down, and brownout conditions.
- What are the available reset output configurations for the ADM706TARZ-REEL? The component can provide an active low reset output, and in some variants, an active high reset output is also available.
- What is the quiescent current of the ADM706TARZ-REEL? The quiescent current is 100 μA.
- What is the watchdog timer timeout period for the ADM706TARZ-REEL? The watchdog timer has a timeout period of 1.6 seconds.
- What types of packages are available for the ADM706TARZ-REEL? It is available in 8-lead SOIC and PDIP packages.
- Can the manual reset input be driven from different logic types? Yes, the manual reset input can be driven from TTL, CMOS logic, or a manual reset switch.
- What is the power fail input threshold for the ADM706TARZ-REEL? The power fail input threshold is between 1.2 V and 1.3 V.
- Is the ADM706TARZ-REEL suitable for battery-powered devices? Yes, it is suitable for battery-powered devices due to its low battery detection capability.
- What is the operating voltage range for the ADM706TARZ-REEL? The operating voltage range is from 1.0 V to 5.5 V.
- Does the ADM706TARZ-REEL have debounced manual reset input? Yes, it has a debounced manual reset input.
