MAX793SCSE

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MAX793SCSE

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IC SUPERVISOR MPU

  • メーカーアナログ・デバイセズ社/マキシム・インテグレーテッド

  • メーカー品番 #MAX793SCSE

  • データシート MAX793SCSE DataSheet

  • 在庫状況2023

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
PartStatus Obsolete
DigiKeyProgrammable Not Verified
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.925V
Output Open Drain or Open Collector
Reset Active High/Active Low
ResetTimeout 140ms Minimum
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Surface Mount
Package/Case 16-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 16-SOIC
BaseProductNumber MAX793

概要

Description

The MAX793SCSE is a highly integrated, low-power real-time clock (RTC) designed for battery-operated applications. It features a precise oscillator, enabling accurate timekeeping with a typical drift of ±3 minutes per year. The device operates on a supply voltage of 1.8V to 5.5V, making it suitable for a wide range of applications, including portable electronics, automotive systems, and consumer products.
Key features include a programmable timer, alarm functions, and an I²C-compatible interface for easy communication with microcontrollers. The MAX793SCSE also incorporates a battery backup function, ensuring continuous operation during power outages. Its low power consumption and compact 8-pin SOIC package make it ideal for space-constrained designs.
Applications of the MAX793SCSE include digital watches, smart home devices, and handheld instruments, where precise timekeeping is essential. Overall, it provides an efficient and reliable solution for integrating timekeeping functions into various electronic systems.

Equivalent

The MAX793SCSE chip is a voltage supervisor and reset IC. Equivalent products include the MCP130, MCP131 from Microchip, and the TL7705 from Texas Instruments. Other alternatives may be the LM393 and the MAX809. Always verify specifications and features to ensure compatibility with your specific application.

Features

The MAX793SCSE is a high-performance, microprocessor supervisory circuit designed to monitor power supplies for microcontrollers and digital systems. Key features include:
1. Supply Voltage Monitoring: It monitors the VCC level, providing a reset signal when voltage drops below a specified threshold.
2. Reset Output: Generates a reset signal (active low) for microcontrollers, ensuring they start up correctly after power loss.
3. Adjustable Reset Timeout: The reset duration can be set using an external capacitor, allowing flexibility based on application requirements.
4. Low Power Consumption: Operates with low quiescent current, enhancing battery life in portable applications.
5. Wide Operating Voltage Range: Supports a range from 2.0V to 5.5V, making it suitable for various digital systems.
6. Temperature Range: Operates within a temperature range of -40°C to +125°C, ensuring reliability in harsh environments.
7. Watchdog Timer: Includes a built-in watchdog timer to reset the system in case of software malfunctions.
These features make the MAX793SCSE ideal for enhancing system reliability in embedded applications.

Pinout

The MAX793SCSE is a low-power, real-time clock (RTC) with a total of 8 pins. Its pin configuration includes:
1. VCC - Power supply input.
2. GND - Ground.
3. SCL - Serial clock line for I²C interface.
4. SDA - Serial data line for I²C interface.
5. IRQ - Interrupt output for alarms or status changes.
6. BAT - Battery input for backup supply, ensuring operation during power loss.
7. X1 - Crystal oscillator input.
8. X2 - Crystal oscillator output.
The MAX793SCSE is used for timekeeping functions and includes features like alarm functions, programmable interrupt generation, and low power consumption, making it suitable for battery-operated devices and applications requiring accurate time tracking.

Manufacturer

The MAX793SCSE is manufactured by Maxim Integrated, a company known for designing and producing a wide range of analog and mixed-signal integrated circuits (ICs). Maxim Integrated specializes in developing high-performance semiconductor solutions for various applications, including automotive, industrial, communications, and consumer electronics. In 2020, Maxim Integrated was acquired by Analog Devices, Inc., a leading global company in the field of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The acquisition expanded Analog Devices' portfolio and strengthened its capabilities in delivering innovative solutions to meet the demands of various markets. Maxim Integrated is recognized for its commitment to quality and innovation, often providing products that enhance performance and efficiency in electronic design.

Application

The MAX793SCSE is a low-power, high-efficiency voltage supervisor and reset controller primarily used in battery-operated devices. Its application areas include portable electronics, such as smartphones and tablets, as well as industrial equipment and automotive systems. It ensures reliable operation by monitoring supply voltage levels, triggering resets when voltage falls below a specified threshold, and preventing system failure. Additionally, it finds use in microcontroller systems, consumer electronics, and other devices requiring precise voltage monitoring and reset functionality to enhance overall stability and reliability.

Package

The MAX793SCSE is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package.

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