MAX691ACSE+

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MAX691ACSE+

IC SUPERVISOR 1 CHANNEL 16SOIC

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  • Mfr. Part #MAX691ACSE+
  • Package
  • Datasheet
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Specifications

Part Status Obsolete
DigiKey Programmable Not Verified
Type Battery Backup Circuit
Number of Voltages Monitored 1
Voltage - Threshold 4.65V
Output Push-Pull, Push-Pull
Reset Active High/Active Low
Reset Timeout 140ms Minimum
Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SOIC
Base Product Number MAX691

Overview

Description

The MAX691ACSE+ is a voltage supervisor and reset controller designed for microcontroller and system monitoring applications. It ensures reliable operation by generating a reset signal when the power supply voltage drops below a specified threshold. Key features include adjustable reset thresholds, a built-in watchdog timer, and low power consumption, making it suitable for battery-powered devices.
The device operates from a supply voltage range of 1.8V to 5.5V, allowing compatibility with various microcontrollers. The MAX691ACSE+ provides programmable timeout periods for the watchdog timer, enhancing system reliability by resetting the microcontroller in case of software malfunctions.
Additionally, the reset output can be configured to remain active for a specified duration after the power supply returns to normal, ensuring stable operation during power-up conditions. Its small package size and ease of integration make the MAX691ACSE+ an ideal choice for compact electronic designs requiring vigilant voltage monitoring and reset functionality.

Features

The MAX691ACSE+ is a voltage supervisor and reset IC designed for microprocessor applications. Key features include:
1. Voltage Monitoring: It monitors up to three separate supply voltages, ensuring proper system operation.
2. Reset Delay: Provides a programmable reset delay time to prevent premature resets during power-up or down.
3. Active-Low Reset Output: Offers an active-low reset output that is asserted during voltage dips, ensuring reliable system operation.
4. Adjustable Thresholds: Features adjustable reset thresholds to accommodate various voltage levels.
5. Low Power Consumption: Operates with low supply current, enhancing battery life in portable devices.
6. Wide Operating Voltage Range: Supports a broad input voltage range, making it versatile for various applications.
7. Temperature Range: Suitable for operation across an extended temperature range, ensuring reliability in different environments.
8. Small Package Size: Available in a compact surface-mount package, ideal for space-constrained designs.
This IC is commonly used in embedded systems, automotive applications, and consumer electronics for reliable power management.

Package

The MAX691ACSE+ is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) format.

Pinout

The MAX691ACSE+ is a voltage supervisor and reset IC with a pin count of 8. Its primary functions include monitoring supply voltage levels and providing reset signals to microcontrollers and other digital devices when the voltage drops below a certain threshold.
Key features of the MAX691ACSE+ include:
1. Pins:
- VCC: Supply Voltage
- GND: Ground
- RESET: Active-low reset output
- RESETIN: Reset input
- RSTSEL: Reset select for configurable thresholds
- NC: No connect (not used)
- VTH: Voltage threshold setting pin (if applicable)
- TEST: Test mode pin (typically used for internal testing)
2. Functionality: It generates a reset signal during power-up, power-down, or brownout conditions, ensuring proper initialization of connected devices.
The device is suitable for applications requiring reliable reset monitoring in various electronic systems.

Manufacturer

The MAX691ACSE+ is manufactured by Maxim Integrated, which is a semiconductor company known for designing and manufacturing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated focuses on a wide range of applications, including power management, signal processing, and wireless communication. The company is recognized for its innovative solutions that cater to various industries such as automotive, industrial, medical, and consumer electronics. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its portfolio and capabilities in the semiconductor market.

Application

The MAX691ACSE+ is a voltage supervisor designed for microprocessor and microcontroller applications. Its primary application areas include power-on reset generation, providing system reset during voltage fluctuations, and monitoring supply voltages in battery-operated devices. It is commonly used in consumer electronics, automotive systems, industrial automation, and telecommunications, ensuring reliable operation and protection against improper voltage levels.

Equivalent

The MAX691ACSE+ is a voltage supervisor designed for battery-operated devices. Equivalent products include the MCP120, TPS3808, and LTC1700. These alternatives provide similar functions such as voltage monitoring and reset generation. Always check specific parameters like voltage thresholds and package types for compatibility with your application.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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