ADM708RAR

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IC SUPERVISOR 1 CHANNEL 8SOIC

  • FabricanteAnalog Devices Inc.

  • Peça do Fabricante #ADM708RAR

  • Em Estoque7987

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Especificações

Atributo Valor
PartStatus Obsolete
DigiKeyProgrammable Not Verified
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.63V
Output Push-Pull, Push-Pull
Reset Active High/Active Low
ResetTimeout 160ms Minimum
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 8-SOIC
BaseProductNumber ADM708

Visão Geral

Description

The ADM708RAR is a voltage supervisor and reset circuit designed for use in microprocessor and microcontroller applications. It monitors system voltages and provides a reset signal to ensure proper operation during power-up and power-down sequences. The device features a precise reset threshold, which can be customized to suit various supply voltages, ensuring the system components are powered correctly before operation begins.
Key features include a fast response to voltage changes, low power consumption, and the ability to operate over a wide temperature range. The ADM708RAR also includes a programmable delay for the reset signal, allowing for stabilization time after power restoration. Its compact package makes it suitable for space-constrained applications.
This device is particularly useful in systems where reliability is critical, such as automotive, industrial, and consumer electronics. By preventing erroneous operation during power fluctuations, the ADM708RAR enhances the overall robustness of electronic designs.

Equivalent

The ADM708RAR is a voltage supervisor and reset IC. Equivalent products include the MCP130, TPS801, LM7905, and MAX809. These alternatives provide similar functionality for monitoring supply voltage and generating reset signals. Be sure to check specific voltage thresholds, package types, and features to ensure compatibility with your application.

Features

The ADM708RAR is a precision voltage reference designed for use in various applications. Key features include:
1. Voltage Reference: Provides a stable reference voltage, typically 1.25V or 2.5V, with low temperature coefficient for high accuracy.

2. Low Noise: Offers low output noise, making it suitable for sensitive analog applications.
3. Temperature Stability: Features excellent thermal stability, ensuring consistent performance across varying temperatures.
4. Wide Supply Range: Operates over a broad voltage supply range, enhancing versatility in different circuits.
5. Low Power Consumption: Designed for efficiency, it minimizes power usage, extending battery life in portable applications.
6. SOT-23 Package: Available in a compact SOT-23 package, facilitating easy integration into space-constrained designs.
7. Applications: Ideal for precision measurement systems, data acquisition, and portable instrumentation.
These features make the ADM708RAR a reliable and efficient choice for applications requiring precise voltage references.

Pinout

The ADM708RAR is a voltage supervisor and reset IC with a pin count of 8. Its primary function is to monitor power supply voltages and provide a reset signal to microcontrollers or other digital devices when the supply voltage falls below a predetermined threshold.
### Pin Configuration:
1. VDD: Supply Voltage
2. GND: Ground
3. RESET: Active low reset output
4. RESET: Active low reset output (redundant pin for the same function)
5. SENSE: Voltage sense input
6. GND: Ground (redundant pin)
7. VREF: Reference Voltage output
8. N.C.: Not Connected
### Functions:
- Monitors supply voltage levels
- Provides a reset signal when voltage drops below the set threshold
- Offers a built-in delay for reset assertion/deassertion
- Typically used in battery-powered applications to safeguard against brown-out conditions.
This device is essential in ensuring reliable operation of electronic systems by resetting the microcontroller when needed.

Manufacturer

The ADM708RAR is manufactured by Analog Devices, Inc. (ADI), a leading global company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves a wide range of industries, including communications, automotive, healthcare, industrial automation, and consumer electronics.
The company is known for its innovative technologies and solutions that enable precise data conversion, signal processing, and power management. Analog Devices focuses on providing high-quality products that support the increasing demand for connectivity and advanced performance in various applications, including Internet of Things (IoT) devices, embedded systems, and industrial controls. The ADM708RAR, specifically, is a voltage supervisor designed to monitor power supply levels, ensuring reliable operation in electronic systems.

Application

The ADM708RAR is a precision voltage supervisor and reset generator primarily used in microcontroller and processor applications. Its key application areas include:
1. Embedded Systems: Ensures proper power-up and power-down sequencing for microcontrollers.
2. Battery-Powered Devices: Monitors voltage levels to prevent system failure due to low battery conditions.
3. Consumer Electronics: Provides reliable reset signals in devices like smartphones and tablets.
4. Industrial Automation: Maintains system stability in automation controllers by monitoring supply voltage.
5. Automotive Applications: Enhances safety by ensuring critical systems reset correctly under voltage conditions.
These features enhance reliability in various electronic systems.

Package

The ADM708RAR is packaged in a 5-lead SOT-23 format. This surface-mount package is commonly used for compact designs in electronic circuits.

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