Overview
The ADM709MAR-REEL is a power supply monitor with reset functionality designed by Analog Devices Inc. This integrated circuit is specifically engineered to supervise system voltages and generate a system reset during power-up, power-down, and brownout conditions. It ensures that the microprocessor is held in a stable state during these events, allowing time for the power supply and microprocessor to stabilize after power-up and preventing system failures due to voltage drops.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Threshold | 4.40 V (ADM709M) |
| Package Type | 8-SOIC (0.154", 3.90mm Width) |
| Operating Temperature Range | -40°C to +85°C |
| Quiescent Current | 35 µA |
| Reset Timeout | 140 ms (minimum) |
| Reset Output Type | Active Low, Push-Pull, Totem Pole |
| Mounting Type | Surface Mount |
Key Features
- Precision supply voltage monitoring for +5 V, +3.3 V, and +3 V power supplies
- Power-on reset generator ensures proper system reset
- Low power consumption for energy efficiency
- Fast response time to out-of-tolerance voltage
- Compact 8-SOIC package suitable for space-constrained applications
- Built-in fault protection for system reliability
Applications
- Microprocessor Systems
- Computers
- Controllers
- Intelligent Instruments
- Critical Power Monitoring Systems
- Automotive Systems
- Telecommunication Equipment
- Industrial Control Systems
- Consumer Electronics
Q & A
- What is the primary function of the ADM709MAR-REEL?
The primary function is to monitor the power supply voltage and generate a system reset during power-up, power-down, and brownout conditions. - What are the available voltage threshold levels for the ADM709 series?
The ADM709 series offers voltage threshold levels suitable for +5 V, +3.3 V, and +3 V power supplies. - What is the reset timeout period for the ADM709MAR-REEL?
The reset timeout period is a minimum of 140 ms. - What type of output does the ADM709MAR-REEL have?
The output is active low, push-pull, and totem pole. - What is the operating temperature range of the ADM709MAR-REEL?
The operating temperature range is -40°C to +85°C. - What is the quiescent current of the ADM709MAR-REEL?
The quiescent current is 35 µA. - In what package types is the ADM709MAR-REEL available?
The ADM709MAR-REEL is available in an 8-SOIC package. - What are some common applications of the ADM709MAR-REEL?
Common applications include microprocessor systems, computers, controllers, intelligent instruments, and automotive systems. - Does the ADM709MAR-REEL have built-in fault protection?
Yes, it has built-in fault protection for system reliability. - Is the ADM709MAR-REEL suitable for space-constrained applications?
Yes, it is suitable due to its compact 8-SOIC package.
