What is the Additional Feature ?

Name: MAX706ESA+
Brand: Analog Devices Inc./Maxim Integrated
SKU: MAX706ESA+
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated MAX706ESA+

Part No.:: MAX706ESA+

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: MAX706ESA+.pdf

Description:: IC SUPERVISOR 1 CHANNEL 8SOIC

In Stock:: 322

Quantity:: Add To Cart

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MAX706ESA+ Typical application Circuitry

MAX706ESA

The MAX706ESA+ is a supervisory circuit microprocessor (µP) intended to keep an eye on the voltage of digital systems' power supply and perform essential reset and monitoring tasks. It is frequently utilized in digital applications where dependable functioning is essential, including as microcontroller-based systems, portable electronics, and others. With capabilities including a watchdog timer, manual reset input, and power-on reset, the MAX706ESA+ is a flexible part for system stability and safety.

Application Scenario: Automotive Control System

1. Power-On Reset: The MAX706ESA+ ensures that the automotive control system starts in a known state by providing a power-on reset function. It is connected to the system's power supply, typically through pin 8 (VCC) of the MAX706ESA+, to monitor the voltage level. If the voltage is below a certain threshold, the MAX706ESA+ holds the system in reset by driving pin 4 (RESET) low, preventing any erratic behavior during power-up.

2. Manual Reset Integration: The MAX706ESA+ allows for manual intervention to reset the system. Pin 3 (MR) is connected to a momentary push-button switch that, when pressed, pulls the pin to the ground, triggering a system reset. This feature is useful for maintenance or emergencies where a manual reset is required.

3. Watchdog Timer Functionality: The MAX706ESA+ includes a watchdog timer, accessed through pin 2 (WDT), which helps detect and recover from system malfunctions. The automotive control system's firmware is designed to periodically toggle this pin. If the MAX706ESA+ does not detect a toggle within a predefined time, it assumes the system is unresponsive and generates a reset signal.

4. Monitoring System Voltage: The MAX706ESA+ continuously monitors the system voltage through pin 8 (VCC). If the voltage drops below a preset threshold, the MAX706ESA+ asserts the reset output (pin 4), ensuring the system does not operate under unsafe conditions.

5. Low Quiescent Current: The MAX706ESA+ is designed for low quiescent current, making it suitable for automotive applications where power efficiency is crucial. This feature helps minimize the drain on the vehicle's battery when the system is in standby mode.

Design Considerations:

When designing a circuit with the MAX706ESA+ for an automotive control system, several key factors must be considered:

- Voltage Threshold Selection: Choose the appropriate MAX706ESA+ variant with a voltage threshold that matches the automotive system's operating voltage range for accurate monitoring.

- Noise Immunity: Implement filtering and decoupling techniques near pin 8 (VCC) of the MAX706ESA+ to protect against voltage transients and noise in the automotive environment, ensuring reliable voltage monitoring.

- Watchdog Timer Configuration: Configure the watchdog timer interval to suit the system's response time requirements, ensuring that the MAX706ESA+ can effectively detect and respond to system hangs or malfunctions.

- Manual Reset Considerations: Design the manual reset circuit with a debounce mechanism to prevent false triggering due to mechanical switch bounce.

- Power Efficiency: Optimize the overall system design for low power consumption, taking into account the quiescent current of the MAX706ESA+, to reduce the impact on the vehicle's battery life.

Incorporating the MAX706ESA+ into automotive control systems enhances their reliability by providing essential monitoring and reset functions, ensuring stable operation in the demanding automotive environment. By carefully considering these design aspects, engineers can effectively utilize the MAX706ESA+ in their applications, achieving robust and energy-efficient designs.

MAX706ESA+ information

MAX706ESA+ Specifications

Packaging:
Tube
Series:
-
ProductStatus:
Active
Type:
Simple Reset/Power-On Reset
NumberofVoltagesMonitored:
1
Voltage-Threshold:
4.4V
Output:
Push-Pull, Totem Pole
Reset:
Active Low
ResetTimeout:
140ms Minimum
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

MAX706ESA+ FAQ

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3. Are the MAX706ESA+ price and inventory displayed accurate?

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6. What is the process for return or replacement of MAX706ESA+?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MAX706ESA+ we delivered, we will accept the replacement or return of the MAX706ESA+ only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of MAX706ESA+.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations