STM6779TWB6F

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STM6779TWB6F

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IC SUPERVISOR 2 CHANNEL SOT23-6

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規格

屬性 價值
PartStatus Active
DigiKeyProgrammable Not Verified
Type Multi-Voltage Supervisor
NumberofVoltagesMonitored 2
Voltage-Threshold 3.075V, Adj
Output Open Drain or Open Collector
Reset Active Low
ResetTimeout 140ms Minimum
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case SOT-23-6
SupplierDevicePackage SOT-23-6
BaseProductNumber STM6779

概述

Description

The STM6779TWB6F is a microprocessor supervisory circuit produced by STMicroelectronics. It is designed to monitor system voltages and provide reliable reset signals during power-up, power-down, and brownout conditions. This device is crucial in applications where ensuring the stability and reliability of electronic systems is critical.
Key features of the STM6779TWB6F include:
1. Voltage Monitoring: It monitors multiple supply voltages to ensure they remain within specified thresholds. This helps prevent malfunctioning due to under-voltage conditions.
2. Reset Functionality: The circuit generates a reset signal to the microprocessor during power-up, power-down, and when voltage levels are unstable. This ensures that the microprocessor starts in a known state and prevents erratic behavior.
3. Low Power Consumption: Optimized for minimal power usage, making it suitable for battery-powered applications.
4. Compact Package: The device is available in a small form factor, which is advantageous for space-constrained applications.
Overall, the STM6779TWB6F is a vital component for enhancing the reliability and safety of electronic systems by ensuring proper startup and shutdown sequences.

Equivalent

The STM6779TWB6F is a supervisor and reset IC. Equivalent products are often determined by matching key specifications. Potential alternatives include the Maxim Integrated DS1232, Texas Instruments TPS3823, or Microchip's MCP101 series. Ensure the chosen alternative matches voltage thresholds, reset delay times, and package types for full compatibility. Always refer to the datasheets for detailed comparisons.

Features

The STM6779TWB6F is a supervisory circuit designed for monitoring microprocessor activity and power supply levels. Key features include:
1. Supply Voltage Monitoring: It monitors the supply voltage to ensure it stays above a specified threshold, protecting against under-voltage conditions.
2. Watchdog Timer: The integrated watchdog timer helps detect system failures by requiring regular resets from the microcontroller.
3. Push-Button Reset: It supports manual reset functionality through a push-button interface, allowing for user-initiated system resets.
4. Reset Output: Provides a reset signal to the microcontroller during power-up, power-down, and brownout conditions.
5. Low Power Consumption: Optimized for low power usage, making it suitable for battery-operated devices.
6. Small Package: Typically available in compact packages, such as TDFN or SOT, suitable for space-constrained applications.
7. Temperature Range: Operates effectively within a wide temperature range, accommodating various environmental conditions.
These features make the STM6779TWB6F ideal for ensuring reliable microprocessor performance in a variety of electronic systems.

Pinout

The STM6779TWB6F is a microprocessor supervisory circuit manufactured by STMicroelectronics. It typically comes in a 6-pin SOT23 package. The primary function of this device is to monitor the power supply voltage of microprocessor systems and provide a reset signal to ensure proper operation during power-up, power-down, and brownout conditions. This helps in preventing the microprocessor from executing erroneous instructions during unstable power conditions.
Key functions include:
1. Reset Output: It generates a reset signal when the monitored supply voltage drops below a predefined threshold, ensuring the microprocessor is reset during undervoltage conditions.
2. Push-Button Reset Input: Allows manual reset capability via an external push-button.
3. Watchdog Timer (if applicable): Helps in recovering the microprocessor from an unresponsive state by timing out if the microprocessor fails to communicate within a set interval.
For exact pin configuration, refer to the product datasheet.

Manufacturer

The STM6779TWB6F is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, manufactures, and markets a broad range of electronic components and solutions. It is known for its expertise in developing integrated circuits for various applications, including automotive, industrial, personal electronics, and communication equipment. As a leading player in the semiconductor industry, STMicroelectronics focuses on innovation and sustainability, providing technology that helps to improve the quality of life and promote a more sustainable future.

Application

The STM6779TWB6F is a supervisor circuit often used in applications requiring reliable power monitoring and reset management. Its primary application areas include embedded systems, microprocessor-based systems, and other electronic devices where precise power supervision is critical. It ensures safe system startup and shutdown by monitoring supply voltage levels and generating reset signals to prevent erratic operation. This makes it suitable for consumer electronics, industrial control systems, automotive electronics, and communication devices, where maintaining system integrity and preventing data corruption during power fluctuations are essential.

Package

The STM6779TWB6F is a microcontroller reset circuit typically housed in a small SOT-23-6 package. This compact package is designed for surface-mount technology (SMT), making it suitable for applications where space-saving is critical.

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