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MAX804SCSA+ - English Editing Encyclopedia Entry
Product Overview
Category: Integrated Circuits (ICs)
Use: Voltage Supervisors
Characteristics: - Low-power microprocessor reset circuits - Precision voltage monitor for 3.3V systems - Active-low RESET output - Manual reset input - Power supply transient immunity - Guaranteed RESET valid to VCC = 1V
Package: SOIC (Small Outline Integrated Circuit)
Essence: MAX804SCSA+ is a voltage supervisor IC designed to monitor the power supply voltage of microprocessors and other digital systems.
Packaging/Quantity: The MAX804SCSA+ is available in a small outline integrated circuit package and is typically sold in reels or tubes containing multiple units.
Specifications
- Supply Voltage Range: 1V to 5.5V
- Reset Threshold Voltage: 2.93V
- Reset Timeout Period: 140ms
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The MAX804SCSA+ has the following pin configuration:
- GND (Ground)
- RESET (Reset Output)
- MR (Manual Reset Input)
- VCC (Supply Voltage)
Functional Features
- Monitors the power supply voltage and asserts the RESET output low when the voltage drops below the reset threshold.
- Provides a manual reset input (MR) that allows an external signal to assert the RESET output low.
- Offers power supply transient immunity, ensuring reliable operation even during voltage fluctuations.
- Guarantees that the RESET output remains valid down to a supply voltage of 1V.
Advantages and Disadvantages
Advantages: - Low-power consumption - Precision voltage monitoring - Small form factor - Wide operating voltage range - Power supply transient immunity
Disadvantages: - Limited reset timeout period - Manual reset input may require additional external circuitry
Working Principles
The MAX804SCSA+ operates by continuously monitoring the supply voltage. When the voltage drops below the reset threshold, the RESET output is asserted low, indicating a power failure or an unstable voltage condition. The manual reset input (MR) allows an external signal to assert the RESET output low, providing flexibility in system control.
Detailed Application Field Plans
The MAX804SCSA+ is commonly used in various applications, including: 1. Microprocessor-based systems 2. Digital signal processors 3. Embedded systems 4. Industrial control systems 5. Power management circuits
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the MAX804SCSA+ include: - MAX803SCSA+ - MAX809SEUR+ - MAX811TEUS+
These alternatives can be considered based on specific requirements and design constraints.
In conclusion, the MAX804SCSA+ is a voltage supervisor IC designed for microprocessor and digital system applications. With its precision voltage monitoring and low-power consumption, it provides reliable power supply supervision. However, designers should consider the limited reset timeout period and potential need for additional external circuitry when using this IC.
Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX804SCSA+ en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of MAX804SCSA+ in technical solutions:
Q: What is the MAX804SCSA+? A: The MAX804SCSA+ is a voltage monitor and reset IC designed to monitor the power supply voltage and provide a reset signal when it falls below a certain threshold.
Q: What is the operating voltage range of MAX804SCSA+? A: The operating voltage range of MAX804SCSA+ is typically between 1.6V and 5.5V.
Q: How does MAX804SCSA+ help in system reliability? A: MAX804SCSA+ helps in system reliability by ensuring that the microcontroller or other critical components are properly reset when the power supply voltage drops below a safe level, preventing erratic behavior or data corruption.
Q: Can I adjust the reset threshold voltage of MAX804SCSA+? A: No, the reset threshold voltage of MAX804SCSA+ is fixed at a specific value, typically around 4.63V.
Q: Does MAX804SCSA+ have any delay time before asserting the reset signal? A: Yes, MAX804SCSA+ has an internal delay circuit that introduces a fixed delay of approximately 140ms before asserting the reset signal.
Q: Can I use MAX804SCSA+ in battery-powered applications? A: Yes, MAX804SCSA+ can be used in battery-powered applications as it operates within a wide voltage range and consumes very low quiescent current.
Q: Is MAX804SCSA+ suitable for both digital and analog systems? A: Yes, MAX804SCSA+ is suitable for both digital and analog systems as it provides a clean reset signal that can be used to reset any type of circuitry.
Q: Can I use MAX804SCSA+ in high-temperature environments? A: Yes, MAX804SCSA+ is designed to operate in a wide temperature range, typically from -40°C to +85°C, making it suitable for high-temperature environments.
Q: Does MAX804SCSA+ have any additional features apart from voltage monitoring and reset generation? A: No, MAX804SCSA+ is primarily designed for voltage monitoring and reset generation and does not have any additional features.
Q: Can I use multiple MAX804SCSA+ devices in parallel to monitor different power supply voltages? A: Yes, you can use multiple MAX804SCSA+ devices in parallel to monitor different power supply voltages in a system. Each device can be configured to monitor a specific voltage threshold.