Overview
The ADM6315-26D2ARTZR7, produced by Analog Devices Inc., is a reliable voltage-monitoring device designed for various voltage-monitoring applications. This supervisor circuit is particularly suited for ensuring the proper startup and operation of microprocessor-based systems by monitoring the supply voltage and generating a reset signal when the voltage falls below a specified threshold.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Max Supply Voltage | 5.5 V | |
| Min Operating Temperature | -40°C | |
| Max Operating Temperature | 125°C | |
| Min Reset Threshold Voltage | 2.58 V | |
| Min Supply Voltage | 1 V | |
| RESET Active Timeout Period | 20 ms to 40 ms | TA = -40°C to +85°C |
| Manual Reset Input Threshold (VIL) | 0.3 × VCC V (VTH < 4 V) | |
| Manual Reset Input Threshold (VIH) | 0.7 × VCC V (VTH < 4 V) | |
| Minimum Input Pulse | 1 μs | |
| Glitch Rejection | 100 ns | |
| Pull-Up Resistance | 32 kΩ to 100 kΩ |
Key Features
- Voltage Monitoring: Monitors supply voltages from 2.5 V to 5 V in 100 mV increments.
- RESET Active Timeout: Provides adjustable reset active timeout periods to ensure proper system startup and power supply stabilization.
- Manual Reset Input: Includes a debounced manual reset input that can be used by a switch or digital circuit.
- Transient Immunity: Offers good immunity from negative-going transients, making it suitable for noisy environments.
- Glitch Rejection: Ignores negative-going pulses faster than 100 ns, ensuring reliable operation.
Applications
The ADM6315-26D2ARTZR7 is ideal for use in various microprocessor-based systems, including but not limited to:
- Embedded systems requiring reliable power-on reset.
- Noisy environments where transient immunity is crucial.
- Systems needing adjustable reset timeout periods for proper startup and power supply stabilization.
- Applications requiring manual reset capabilities via a switch or digital circuit.
Q & A
- What is the maximum supply voltage for the ADM6315-26D2ARTZR7?
The maximum supply voltage is 5.5 V. - What is the minimum operating temperature for this device?
The minimum operating temperature is -40°C. - What is the range of the RESET active timeout period?
The RESET active timeout period ranges from 20 ms to 40 ms at temperatures between -40°C and +85°C. - How does the manual reset input work?
The manual reset input can be used by a switch or digital circuit and ignores negative-going pulses faster than 100 ns, ensuring a minimum input pulse of 1 μs. - What is the significance of transient immunity in the ADM6315-26D2ARTZR7?
The device offers good immunity from negative-going transients, making it suitable for use in noisy environments. - What is the purpose of the pull-up resistance in the ADM6315-26D2ARTZR7?
The pull-up resistance, which ranges from 32 kΩ to 100 kΩ, helps in stabilizing the reset output. - How does the glitch rejection feature work?
The glitch rejection feature ignores negative-going pulses faster than 100 ns to ensure reliable operation. - What is the typical response time to a brownout condition?
The device produces a reset in 35 μs typical when a brownout condition occurs. - Can the ADM6315-26D2ARTZR7 be used in microprocessor-based systems?
Yes, it is designed to ensure proper startup and operation of microprocessor-based systems by monitoring the supply voltage and generating a reset signal when necessary. - What package type is the ADM6315-26D2ARTZR7 available in?
The device is available in a 4-Lead SOT-143 package.
