AD693AQ

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AD693AQ

+BOM

IC TRANSMITTER 4-20MA 20-CDIP

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Specifications

Attribute Value
PartStatus Discontinued at Digi-Key
DigiKeyProgrammable Not Verified
Type Signal Conditioner
InputType Voltage
OutputType Voltage
Current-Supply 20 mA
OperatingTemperature -40°C ~ 85°C
MountingType Through Hole
Package/Case 20-CDIP (0.300", 7.62mm)
SupplierDevicePackage 20-CDIP
BaseProductNumber AD693

Overview

Description

The AD693AQ is a precision voltage reference and regulator integrated circuit (IC) manufactured by Analog Devices. It is designed to provide a stable output voltage with minimal noise and drift, making it ideal for applications requiring high accuracy and reliability, such as data acquisition systems, sensors, and instrumentation.
Key features include a low temperature coefficient, low output noise, and high power supply rejection ratio (PSRR). The AD693AQ offers a wide input voltage range and can operate from both single and dual power supplies. Its output is typically set to a specific voltage level, ensuring consistent performance across varying temperatures and loads.
The device is housed in an 8-lead SOIC package, allowing for easy integration into compact designs. It is suitable for precision analog circuit applications, providing robust performance in environments where power stability and accuracy are critical. Overall, the AD693AQ is a versatile choice for engineers seeking reliable voltage regulation in high-performance electronic systems.

Equivalent

The AD693AQ is a precision, low-noise instrumentation amplifier. Equivalent products include the INA128, INA129 from Texas Instruments, and the EL5151 from Microchip. Other alternatives may include the LT1167 from Analog Devices and the MAX4466 from Maxim Integrated. Always check the specific electrical characteristics and performance metrics to ensure compatibility for your application.

Features

The AD693AQ is a precision voltage reference and regulator designed for various applications. Key features include:
1. Precision Voltage Reference: Provides a stable output voltage, typically 5V, with low temperature coefficient for high accuracy.
2. Low Noise: Operates with low output noise, making it suitable for sensitive analog applications.
3. Wide Operating Temperature Range: Functional across a broad temperature spectrum for enhanced reliability in diverse environments.
4. Low Drift: Exhibits minimal voltage drift over temperature, maintaining consistent performance.
5. High Power Supply Rejection Ratio (PSRR): Ensures stable output despite variations in input voltage.
6. Short-Circuit Protection: Built-in protection mechanisms enhance durability and reliability.
7. Low Output Impedance: Provides strong load regulation, maintaining voltage consistency under varying load conditions.
8. Easy to Use: Simple design with minimal external components required for operation.
These features make the AD693AQ ideal for instrumentation, data acquisition systems, and precision signal processing applications.

Pinout

The AD693AQ is a precision voltage reference and regulator integrated circuit with a pin count of 8. Its primary functions include providing a stable reference voltage, temperature stability, and low output noise. The specific pins and their functions are:
1. VOUT: Output voltage.
2. GND: Ground connection.
3. REF: Reference voltage output.
4. ADJ: Adjustable pin for setting output voltage.
5. VDD: Supply voltage input.
6. NC: No connect (not internally connected).
7. COMP: Compensation for stability.
8. VERR: Error amplifier output.
The AD693AQ features low drift and high precision, making it suitable for various applications requiring accurate voltage references.

Manufacturer

The AD693AQ is manufactured by Analog Devices, Inc. (ADI), a prominent American multinational semiconductor company headquartered in Norwood, Massachusetts. Founded in 1965, Analog Devices specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company serves a wide range of industries, including communications, automotive, healthcare, industrial automation, and consumer electronics.
ADI is known for its innovative technologies and products that enable precise measurement, signal processing, and control in various applications. The AD693AQ itself is a precision, low-noise, low-drift voltage reference and is typically used in instrumentation, data acquisition, and other high-accuracy applications. Analog Devices has a strong reputation for quality and reliability in the semiconductor market and continues to be a leader in the development of advanced electronic components.

Application

The AD693AQ is an integrated precision voltage reference and voltage regulator. Its application areas include:
1. Instrumentation: Used in precision measurement systems for accurate voltage reference.
2. Data Acquisition Systems: Provides stable reference voltage for ADCs and DACs.
3. Industrial Automation: Used in control systems to ensure stable voltage supply.
4. Consumer Electronics: Powers sensitive circuits requiring precise voltage regulation.
5. Medical Devices: Ensures reliable performance in diagnostic and monitoring equipment.
6. Telecommunications: Supports reliable operation in communication devices and systems.
These applications leverage its high accuracy, low noise, and thermal stability.

Package

The AD693AQ is available in a 14-lead SOIC (Small Outline Integrated Circuit) package.

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