Overview
The ADM6315-44D3ARTZR7 is a voltage supervisor IC produced by Analog Devices Inc. This component is designed to monitor and manage the power supply voltage in microprocessor-based systems, ensuring reliable startup and operation. It features an active low reset output and a manual reset input, providing flexibility and robustness in system design.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| VCC Monitored Supply Voltage | 2.5 V to 5.5 V | |
| VCC Trip Point | 4.39 V (for ADM6315-44D3ARTZR7) | |
| RESET Active Timeout Period | 140 ms to 200 ms (TA = -40°C to +85°C) 112 ms to 336 ms (TA = -40°C to +125°C) | |
| Manual Reset Input Threshold | 0.3 × VCC (VIL), 0.7 × VCC (VIH) for VTH < 4 V 0.8 V (VIL), 2.4 V (VIH) for VTH > 4 V | |
| Minimum Input Pulse for Manual Reset | 1 μs | |
| Glitch Rejection | 100 ns | |
| Reset Output Voltage | 0.4 V | |
| Package Type | TO-253-4, TO-253AA (SOT143) | |
| Operating Temperature Range | -40°C to +125°C |
Key Features
- Voltage Monitoring: Monitors supply voltages from 2.5 V to 5.5 V with a trip point of 4.39 V for the ADM6315-44D3ARTZR7 model.
- Active Low Reset Output: Provides an active low reset signal during power-up or brownout conditions.
- Manual Reset Input: Includes a debounced manual reset input that ignores pulses shorter than 1 μs and has glitch rejection of 100 ns.
- Transient Immunity: Offers good immunity from negative-going transients, making it suitable for noisy environments.
- Low Power Consumption: Low supply current, typically in the range of a few microamperes.
- Compact Package: Available in the TO-253-4 and TO-253AA (SOT143) packages.
Applications
- Microprocessor Systems: Ensures reliable startup and operation by providing a reset signal during power-up or brownout conditions.
- Embedded Systems: Suitable for use in embedded systems that require voltage monitoring and reset capabilities.
- Noisy Environments: Ideal for applications in noisy environments due to its transient immunity.
- Industrial Control Systems: Can be used in industrial control systems where reliable power management is critical.
Q & A
- What is the primary function of the ADM6315-44D3ARTZR7?
The primary function is to monitor the supply voltage and provide a reset signal during power-up or brownout conditions to ensure reliable system operation.
- What is the VCC trip point for the ADM6315-44D3ARTZR7 model?
The VCC trip point for the ADM6315-44D3ARTZR7 model is 4.39 V.
- What is the reset active timeout period for the ADM6315-44D3ARTZR7?
The reset active timeout period is typically between 140 ms to 200 ms at temperatures from -40°C to +85°C, and between 112 ms to 336 ms at temperatures from -40°C to +125°C.
- How does the manual reset input work?
The manual reset input is debounced and ignores pulses shorter than 1 μs. It requires a pulse duration of at least 1 μs to trigger a reset.
- What is the package type of the ADM6315-44D3ARTZR7?
The package type is TO-253-4 and TO-253AA (SOT143).
- What is the operating temperature range of the ADM6315-44D3ARTZR7?
The operating temperature range is -40°C to +125°C.
- How does the ADM6315-44D3ARTZR7 handle transient voltages?
The ADM6315-44D3ARTZR7 has good immunity from negative-going transients, making it suitable for use in noisy environments.
- What is the typical supply current of the ADM6315-44D3ARTZR7?
The typical supply current is in the range of a few microamperes.
- In what types of systems is the ADM6315-44D3ARTZR7 commonly used?
It is commonly used in microprocessor systems, embedded systems, and industrial control systems where reliable power management is critical.
- How does the ADM6315-44D3ARTZR7 ensure reliable system startup?
It ensures reliable system startup by providing a reset signal during power-up or brownout conditions, allowing adequate time for the system to power up correctly and for the power supply to stabilize.
