AD790AQ

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AD790AQ

+Nomenclature

IC PREC COMPARATOR HS 8-CDIP

  • FabricantAnalog Equipment GmbH.

  • Pièce fabricant #AD790AQ

  • Package CDIP-8

  • En stock1551

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Spécifications

Attribut Valeur
Package Bulk
ProductStatus Active
Type with Latch
NumberofElements 1
OutputType CMOS, TTL
Voltage-SupplySingle/Dual(±) 4.5V ~ 7V, ±2.25V ~ 16.5V
Voltage-InputOffset(Max) 1.5mV @ 5V
Current-InputBias(Max) 5µA @ 5V
Current-Quiescent(Max) 10mA
CMRRPSRR(Typ) 95dB CMRR, 90dB PSRR
PropagationDelay(Max) 50ns
Hysteresis 500µV
OperatingTemperature -40°C ~ 85°C
Package/Case 8-CDIP (0.300, 7.62mm)
MountingType Through Hole

Présentation

Description

The AD790AQ is an analog-to-digital converter (ADC) known for its precision and reliability in converting analog signals into digital data. It is a part of the AD790 series, featuring a high-speed, low-power, 8-bit monolithic design. This ADC is often utilized in applications that require fast data acquisition and minimal power consumption, such as portable electronics, instrumentation, and communication systems.
Key features of the AD790AQ include a maximum sampling rate, low voltage operation, and a reliable performance across various environmental conditions. The device typically supports a unipolar or bipolar input range, offering flexibility for different types of signal processing needs. Its compact design allows for integration into space-constrained applications while maintaining high performance.
The AD790AQ also includes features like a built-in track-and-hold amplifier, reducing the need for additional external components. This combination of speed, accuracy, and efficiency makes the AD790AQ a popular choice for designers and engineers looking to implement high-quality digital conversion in their electronic systems.

Equivalent

The AD790AQ is a precision, high-speed comparator by Analog Devices. Equivalent products would include the LM119/LM219/LM319 series by Texas Instruments and the LT1016 by Analog Devices themselves. These comparators provide similar speed and functionality, usually featuring fast response times and low input offset voltages, suitable for high-speed signal processing applications. Always verify specific requirements and specifications for compatibility in your application.

Features

The AD790AQ is a precision, low-power, high-speed comparator from Analog Devices. Key features include:
1. Speed and Precision: It offers a fast response time with a propagation delay of approximately 25 ns, suitable for high-speed applications. The device also has low offset voltage, enhancing precision.
2. Low Power Consumption: With a low power requirement, the AD790AQ provides efficient performance, making it ideal for battery-powered devices.
3. Wide Operating Range: The comparator functions over a wide supply voltage range, typically from ±5V to ±15V, accommodating various design requirements.
4. Input Characteristics: It features high input impedance and low input bias current, ensuring minimal current draw from the signal source.
5. Output Compatibility: The device provides TTL and CMOS compatible outputs, facilitating interfacing with different logic families.
6. Temperature Stability: It offers stable performance across a broad temperature range, which is crucial for applications with varying environmental conditions.
These features make the AD790AQ suitable for applications in analog-to-digital conversion, high-speed sampling systems, and other precision instrumentation.

Pinout

The AD790AQ is an analog-to-digital converter (ADC) that is part of the AD790 series manufactured by Analog Devices. It features an 8-pin configuration in a ceramic dual in-line package (CERDIP). Here is a brief overview of its pin functions:
1. Pin 1 (NC) - No Connection.
2. Pin 2 (V+) - Positive supply voltage.
3. Pin 3 (IN) - Analog input voltage.
4. Pin 4 (GND) - Ground reference for the device.
5. Pin 5 (NC) - No Connection.
6. Pin 6 (NC) - No Connection.
7. Pin 7 (VOUT) - Output of the comparator, providing a digital signal.
8. Pin 8 (V-) - Negative supply voltage or ground for single supply operation.
The AD790AQ is a precision ADC with high speed and accurate conversion capabilities, making it suitable for various applications requiring digital conversion of analog signals.

Manufacturer

The AD790AQ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company known for designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves a wide range of industries, including industrial, automotive, consumer electronics, communications, and healthcare, with its products used in applications such as data conversion, signal processing, power management, and radio frequency (RF) systems. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices is recognized for its innovation and high-performance solutions in the semiconductor industry.

Application

The AD790AQ is a precision, low-power, single-supply comparator. It is used in various applications including:
1. Zero-Crossing Detectors: For detecting when a signal crosses a reference voltage.
2. Voltage Level Detectors: To sense specific voltage levels.
3. Oscillator Circuits: Used in generating clock signals and waveforms.
4. Signal Discrimination: Differentiating between different signal levels in communication systems.
5. Analog-to-Digital Conversion: As a part of ADC circuits to compare input signals against a reference.
6. Threshold Detectors: For triggering alarms or actions when specific thresholds are reached.
7. Battery Operated Devices: Due to its low power consumption, it is ideal for portable applications.
These capabilities make the AD790AQ suitable for use in medical devices, industrial controls, and consumer electronics.

Package

The AD790AQ is an Analog Devices product that typically comes in a ceramic DIP (Dual In-line Package) form. This package type is known for its reliability in maintaining device performance, especially in demanding environmental conditions.