Overview
The Analog Devices ADM2914-1ARQZ is a multi-voltage supervisor designed to monitor up to four independent voltage supplies. It provides an active-low reset signal when any of the monitored voltages fall outside their preset thresholds. This device is ideal for comprehensive voltage monitoring and system protection in a variety of applications.
It features adjustable or selectable voltage thresholds, an open-drain or open-collector reset output, and a wide operating temperature range of -40°C to 105°C. The ADM2914-1ARQZ is part of Analog Devices' robust lineup of power management and supervisory circuits, known for their reliability and performance.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | ADM2914-1ARQZ |
| Manufacturer | Analog Devices Inc. |
| Number of Voltages Monitored | 4 |
| Output Type | Open Drain or Open Collector |
| Reset Type | Active Low |
| Minimum Reset Timeout | 6 ms |
| Operating Temperature Range | -40°C to 105°C |
| Package Type | 16-Lead QSOP |
| Supply Current | 62 μA |
| Threshold Accuracy | ±1.5% |
Key Features
- Monitors up to four independent voltage supplies for undervoltage (UV) and overvoltage (OV) conditions.
- Adjustable or selectable voltage thresholds for precise system protection.
- Open-drain or open-collector reset output.
- Minimum reset timeout of 6 ms.
- Wide operating temperature range of -40°C to 105°C.
- High threshold accuracy over temperature: ±1.5%.
- 1 V buffered reference output for monitoring negative voltages.
- Glitch immunity and low supply current of 62 μA.
Applications
- Industrial automation and control systems.
- Telecommunications equipment.
- Medical devices.
- Automotive electronics.
- Embedded systems.
- Server supply monitoring.
- FPGA/DSP core and I/O voltage monitoring.
Q & A
- What is the primary function of the ADM2914-1ARQZ?
The primary function of the ADM2914-1ARQZ is to monitor up to four independent voltage supplies and provide an active-low reset signal when any of the monitored voltages fall outside their preset thresholds.
- What is the operating temperature range of the ADM2914-1ARQZ?
The operating temperature range of the ADM2914-1ARQZ is -40°C to 105°C.
- What type of output does the ADM2914-1ARQZ provide?
The ADM2914-1ARQZ provides an open-drain or open-collector reset output.
- How many voltage supplies can the ADM2914-1ARQZ monitor?
The ADM2914-1ARQZ can monitor up to four independent voltage supplies.
- What is the minimum reset timeout of the ADM2914-1ARQZ?
The minimum reset timeout of the ADM2914-1ARQZ is 6 ms.
- What is the threshold accuracy of the ADM2914-1ARQZ over temperature?
The threshold accuracy of the ADM2914-1ARQZ over temperature is ±1.5%.
- What package type is the ADM2914-1ARQZ available in?
The ADM2914-1ARQZ is available in a 16-Lead QSOP package.
- What are some common applications of the ADM2914-1ARQZ?
Common applications include industrial automation, telecommunications equipment, medical devices, automotive electronics, and embedded systems.
- Does the ADM2914-1ARQZ have any special features for monitoring negative voltages?
Yes, the ADM2914-1ARQZ includes a 1 V buffered reference output for monitoring negative voltages.
- Is the ADM2914-1ARQZ compliant with industry standards?
Yes, the ADM2914-1ARQZ complies with industry standards such as EU RoHS and other relevant regulations.
