MAX691ACSE

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MAX691ACSE

+BOM

IC SUPERVISOR 1 CHANNEL 16SOIC

  • ManufacturerAnalog Devices Inc./Maxim Integrated

  • Mfr. Part #MAX691ACSE

  • In Stock3227

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Specifications

Attribute Value
PartStatus Obsolete
DigiKeyProgrammable Not Verified
Type Battery Backup Circuit
NumberofVoltagesMonitored 1
Voltage-Threshold 4.65V
Output Push-Pull, Push-Pull
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 MAX691

Overview

Description

The MAX691ACSE is a voltage supervisor and reset IC designed to monitor power supply voltages in microcontroller and digital logic systems. It ensures reliable operation by providing a reset signal when the supply voltage falls below a predefined threshold, preventing undefined states during power-up or brownout conditions.
Key features include adjustable reset voltage thresholds, a fast response time to voltage changes, and an active-low reset output. The device operates over a wide supply voltage range and offers low quiescent current, making it suitable for battery-powered applications.
The MAX691ACSE is available in various package options, including a compact SOIC, facilitating integration into space-constrained designs. This IC is commonly used in consumer electronics, automotive systems, and industrial applications where stable operation and reliability are critical.
Overall, the MAX691ACSE is a versatile solution for ensuring that digital systems operate safely and correctly under varying power conditions.

Equivalent

The MAX691ACSE chip is a voltage supervisor and reset IC. Equivalent products include the LM1117, MAX703, TPS3839, MIC6204, and TL7705. Additionally, ADM803 and NCP1117 can serve similar functions depending on the specific application requirements, such as reset thresholds and supply voltage specifications. Always check the datasheets for precise compatibility.

Features

The MAX691ACSE is a versatile voltage supervisor designed for microprocessor systems. Key features include:
1. Multiple Reset Outputs: It provides multiple active-low reset outputs, ensuring reliable power-on and brown-out reset for various components.
2. Adjustable Reset Threshold: The reset threshold voltage can be adjusted, enabling compatibility with different supply voltages.
3. Low Supply Current: It operates with a low supply current, enhancing battery life in portable applications.
4. Fast Reset Response: The device features a fast reset response time, ensuring quick recovery from power interruptions.
5. Temperature Range: It operates over an extended temperature range, making it suitable for various environments.
6. Watchdog Timer: The integrated watchdog timer helps recover from system failures.
7. Compact Package: Available in a small outline IC package (SOIC), allowing for space-efficient designs.
These features make the MAX691ACSE an excellent choice for systems requiring reliable reset functionality and monitoring.

Pinout

The MAX691ACSE is a voltage supervisor and reset generator that comes in a 16-pin SOIC (Small Outline Integrated Circuit) package.
Pin Count: 16 pins.
Function: The MAX691ACSE monitors supply voltage levels and generates reset signals for microcontrollers and other digital systems. It features a precise voltage monitoring function, ensuring that the system resets when the supply voltage falls below a defined threshold. Key features include:
- Active-high or active-low reset output.
- Adjustable reset threshold levels.
- Manual reset input.
- Low power consumption.
- Built-in debounce circuitry for the reset input.
This component is crucial for ensuring reliable operation of digital circuits by preventing erroneous operation during power-up and power-down conditions.

Manufacturer

The MAX691ACSE is manufactured by Maxim Integrated, which is now a part of Analog Devices, Inc. Maxim Integrated, founded in 1983, specializes in designing and manufacturing high-performance analog and mixed-signal semiconductor products. The company is known for its innovations in various areas including power management, signal conditioning, and battery management solutions. Their products are widely used in consumer electronics, automotive applications, industrial equipment, and telecommunications.
Maxim Integrated’s portfolio includes a broad range of ICs (integrated circuits) and other components that cater to various industries, focusing on enhancing performance and efficiency in electronic designs. The acquisition by Analog Devices, finalized in 2021, has further expanded their capabilities and product offerings, allowing them to provide even more comprehensive solutions across multiple sectors. Overall, they are recognized for their cutting-edge technology and commitment to quality in the semiconductor industry.

Application

The MAX691ACSE is a dual voltage supervisor designed for microprocessor and digital system applications. Its primary application areas include:
1. Power Management: Monitoring supply voltages in battery-operated devices to ensure proper functioning and prevent damage.
2. Reset Circuits: Generating reset signals for microcontrollers and processors during power-on and brown-out conditions.
3. Consumer Electronics: Used in devices like smartphones, tablets, and home appliances for reliable operation.
4. Telecommunications: Ensuring stability in network equipment and communication devices.
5. Industrial Automation: Monitoring critical voltages in control systems and machinery to enhance safety and reliability.
Overall, it enhances system reliability by providing voltage supervision and reset capabilities.

Package

The MAX691ACSE is available in a 16-pin SOIC (Small Outline Integrated Circuit) package type.

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