MAX809SN232T1G

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MAX809SN232T1G

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IC SUPERVISOR 1 CHANNEL SOT23-3

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  • Gói SOT23-3

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.32V
Output Push-Pull, Totem Pole
Reset Active Low
ResetTimeout 140ms Minimum
OperatingTemperature -40°C ~ 105°C (TJ)
MountingType Surface Mount
Package/Case TO-236-3, SC-59, SOT-23-3

Tổng quan

Description

The MAX809SN232T1G is a microprocessor supervisory circuit designed to monitor the supply voltage in digital systems and microcontrollers. It ensures system reliability and stability by providing a reset signal whenever the monitored voltage drops below a specified threshold. This device helps prevent erratic system behavior during power-up, power-down, and brownout conditions.
Key features of the MAX809SN232T1G include:
- A precise voltage monitoring threshold to detect undervoltage conditions.
- An active-low reset output that remains asserted for a fixed duration after the voltage rises above the threshold, providing ample time for the system to stabilize.
- Low supply current, making it suitable for battery-powered applications.
- Small SOT-23 package, which is ideal for compact designs.
Applications of the MAX809SN232T1G include safeguarding microprocessors, microcontrollers, and embedded systems in consumer electronics, automotive, industrial, and communication devices. Its simplicity and reliability make it a popular choice for ensuring proper system initialization and operation under varying power conditions.

Equivalent

The MAX809SN232T1G chip is a microprocessor supervisory circuit designed for monitoring supply voltages. Equivalent products include:
1. ADM809 series by Analog Devices
2. LM809 series by Texas Instruments
3. STM809 series by STMicroelectronics
4. MCP809 series by Microchip Technology
These equivalents provide similar reset functionality for microprocessors with varying voltage threshold options, but it's important to check specific datasheet details for compatibility.

Features

The MAX809SN232T1G is a microprocessor supervisory circuit designed to monitor the power supply in digital systems. Key features include:
1. Reset Functionality: It provides a reset signal to the microprocessor during power-up, power-down, and brownout conditions to ensure reliable system operation.

2. Precision Monitoring: It monitors the supply voltage and asserts a reset if the voltage drops below a specified threshold, typically at a 2.32V threshold level for this variant.
3. Low Supply Current: The device consumes minimal power, making it suitable for battery-operated applications.
4. Manual Reset Input: It includes a manual reset input for external reset triggering.
5. Push-Pull Output: The device features a push-pull active-low reset output.
6. Small Package: It is available in a small SOT-23 package, ideal for compact designs.
7. Wide Operating Temperature Range: It operates effectively over a wide temperature range, suitable for various environmental conditions.
These features make the MAX809SN232T1G a reliable choice for maintaining consistent operation and protecting microprocessor-based systems.

Pinout

The MAX809SN232T1G is a microprocessor supervisory circuit designed to monitor the supply voltage in digital systems and provide a reset signal to the microprocessor during power-up, power-down, and brownout conditions. It typically comes in a SOT-23 package with 3 pins. Here's a brief overview of its pin functions:
1. Pin 1 (GND): Ground pin, connected to the system ground.
2. Pin 2 (RESET): This is the reset output pin. It asserts a reset signal when the monitored voltage falls below the specified threshold. The reset signal remains asserted for a fixed time period after the voltage exceeds the threshold.
3. Pin 3 (VCC): Supply voltage pin, connected to the voltage that needs to be monitored.
These devices are commonly used to ensure reliable operation of microprocessors and microcontrollers by providing a stable reset signal during power instability.

Manufacturer

The MAX809SN232T1G is manufactured by ON Semiconductor. ON Semiconductor is a leading American company that specializes in the design and manufacturing of semiconductors and electronic components. They provide a wide range of products, including power and signal management, logic, discrete, and custom devices used in various applications such as automotive, communications, computing, consumer electronics, industrial, medical, and aerospace. The company is known for its innovation and focus on energy-efficient solutions, helping their clients improve performance and reduce power consumption in their products.

Application

The MAX809SN232T1G is a microprocessor supervisory circuit used in various applications to monitor the supply voltage in digital systems. Its primary application areas include embedded systems, microcontroller-based devices, automotive electronics, and portable equipment. It helps ensure system reliability by providing reset signals during power-up, power-down, and brownout conditions. The device is also used in battery-operated devices to extend battery life by preventing erratic operation during low-voltage conditions. Its compact size and low power consumption make it suitable for consumer electronics, telecommunications, and industrial control systems.

Package

The MAX809SN232T1G is a microprocessor supervisory circuit from ON Semiconductor. It comes in a SOT-23 package, which is a small outline transistor package with three pins. This package type is compact, making it suitable for space-constrained applications in various electronic devices.

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