MAX793TESE

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MAX793TESE

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IC SUPERVISOR 1 CHANNEL 16SOIC

  • FabricanteAnalog Devices Inc./Maxim Integrated

  • Peça do Fabricante #MAX793TESE

  • Em Estoque3756

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Especificações

Atributo Valor
Part Status Obsolete
Base Product Number MAX793
DigiKey Programmable Not Verified
Type Battery Backup Circuit
Voltage - Threshold 3.075V
Output Open Drain, Push-Pull
Reset Active High/Active Low
Reset Timeout 140ms Minimum
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SOIC
Packaging Tube
Number of Voltages Monitored 1

Visão Geral

Description

The MAX793TESE is a dual-mode, low-power battery supervisory circuit designed by Maxim Integrated for use in battery-operated devices. It monitors battery voltage levels and provides a reset signal to microcontrollers when the voltage drops below a preset threshold, ensuring reliable operation during power interruptions. The device features a built-in watchdog timer to prevent system lock-ups and offers both active low and active high reset outputs.
Key features include a wide operating voltage range, low quiescent current, and a programmable reset timeout period, making it suitable for various applications such as portable electronics, medical devices, and automotive systems. Its compact 8-pin SOIC package allows for easy integration into space-constrained designs.
Overall, the MAX793TESE enhances system reliability and prolongs battery life, making it a valuable component for engineers designing robust battery-powered solutions.

Equivalent

The MAX793TESE is a low-power, CMOS real-time clock (RTC) with a built-in oscillator and battery backup. Equivalent products include the DS1302, DS3231, and MCP7940N. These alternatives offer similar functionalities for timekeeping applications, including battery backup and I2C or SPI interfaces. Always verify specific features and compatibility for your application.

Features

The MAX793TESE is a highly integrated power management IC designed for battery-powered applications. Key features include:
1. Low Quiescent Current: Optimized for low power consumption, ideal for portable devices.
2. Adjustable Output Voltage: The output can be adjusted from 1.5V to 5.5V, providing flexibility for various applications.
3. High Efficiency: Achieves efficiency rates up to 94%, enhancing battery life.
4. Integrated Switching Regulator: Features a step-up (boost) converter that allows for efficient voltage increase.
5. Built-in Protection: Includes over-voltage, over-current, and thermal shutdown protections to ensure device reliability.
6. Wide Input Voltage Range: Operates from an input range of 2.5V to 15V, accommodating various power sources.
7. Small Package Size: Available in a compact TDFN package, suitable for space-constrained designs.
8. Temperature Range: Designed to operate in a broad temperature range, enhancing versatility in different environments.
These features make the MAX793TESE suitable for applications in portable electronics, wireless devices, and other battery-operated systems.

Pinout

The MAX793TESE is a low-power, dual watchdog timer with a pin count of 8. Its primary functions include monitoring system activity and generating a reset signal if the monitored device fails to toggle the watchdog input within a specified timeout period.
Pinout functions are as follows:
1. GND (Pin 1): Ground reference.
2. VCC (Pin 2): Supply voltage input (typically 2.5V to 5.5V).
3. WDI (Pin 3): Watchdog input; monitors system activity.
4. WDO (Pin 4): Watchdog output; provides a reset signal if the timeout occurs.
5. RST (Pin 5): Active-low reset output; indicates when the device is in reset.
6. CT (Pin 6): Timing capacitor connection for setting the timeout period.
7. C1 (Pin 7): External capacitor input for timing adjustments.
8. C2 (Pin 8): Additional capacitor input for further timing modifications.
The MAX793TESE is commonly used in microcontroller-based systems to enhance reliability through watchdog functionality.

Manufacturer

The MAX793TESE is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and manufacturing analog and mixed-signal integrated circuits. The company is known for its focus on high-performance, low-power solutions for various applications, including communications, automotive, consumer electronics, and industrial markets.
Maxim Integrated's product portfolio includes a wide range of components such as voltage regulators, amplifiers, sensors, and interface devices. The company emphasizes innovation and quality, catering to the needs of engineers and manufacturers seeking reliable and efficient electronic solutions. With a reputation for advanced technology and customer support, Maxim Integrated has established itself as a key player in the semiconductor industry, contributing significantly to the development of modern electronics.

Application

The MAX793TESE is a low-power, high-performance voltage supervisor and reset IC primarily used in battery-powered and portable applications. Key application areas include:
1. Microcontroller Reset: Ensures microcontrollers reset properly during power-up or voltage dips.
2. Telecommunications: Provides reliable reset signals in telecom equipment.
3. Consumer Electronics: Used in devices like smartphones and tablets to maintain stable operation.
4. Industrial Control Systems: Monitors voltage levels for safe operation of industrial machines.
5. Automotive Electronics: Ensures resets in automotive control systems under varying conditions.
Its features enhance reliability and performance in these critical applications.

Package

The MAX793TESE is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package).

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