VCA821IDR

Product Overview

Category

VCA821IDR belongs to the category of integrated circuits (ICs).

Use

The VCA821IDR is primarily used as a voltage-controlled amplifier in various electronic applications.

Characteristics

• Voltage-controlled amplifier
• High gain and bandwidth
• Low distortion
• Wide supply voltage range
• Small package size

Package

VCA821IDR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of VCA821IDR lies in its ability to amplify voltage signals with high precision and low distortion.

Packaging/Quantity

VCA821IDR is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Gain Range: -6dB to +26dB
• Bandwidth: 10MHz
• Total Harmonic Distortion: <0.1%
• Input Impedance: 100 kΩ
• Output Impedance: 50 Ω
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The VCA821IDR has the following pin configuration:

1. IN-
2. IN+
3. GND
4. VCC
5. OUT
6. NC (No Connection)

Functional Features

• Voltage-controlled amplification
• Differential input
• Single-ended output
• Adjustable gain control
• Low power consumption
• High linearity

Advantages and Disadvantages

Advantages

• High gain and bandwidth
• Low distortion
• Wide supply voltage range
• Small package size
• Adjustable gain control

Disadvantages

• Limited operating temperature range (-40°C to +85°C)
• Noisy at high gain settings

Working Principles

The VCA821IDR operates based on the principle of voltage-controlled amplification. It takes an input voltage signal and amplifies it according to the gain setting. The amplified signal is then available at the output pin.

Detailed Application Field Plans

VCA821IDR finds applications in various fields, including:

1. Audio equipment: Used for volume control and audio signal amplification in amplifiers, mixers, and audio processors.
2. Communication systems: Employed for signal conditioning and amplification in wireless communication devices, such as transceivers and base stations.
3. Instrumentation: Utilized for signal amplification and conditioning in measurement instruments, oscilloscopes, and data acquisition systems.
4. Industrial automation: Integrated into control systems for amplifying sensor signals and controlling actuators.
5. Medical devices: Applied in medical imaging equipment, patient monitoring systems, and diagnostic devices for signal amplification and processing.

Detailed and Complete Alternative Models

1. VCA820IDR: Similar to VCA821IDR but with a lower gain range (-6dB to +16dB).
2. VCA822IDR: Similar to VCA821IDR but with a higher gain range (-6dB to +36dB).
3. VCA823IDR: Similar to VCA821IDR but with a wider bandwidth (20MHz).

These alternative models provide options with different specifications to suit specific application requirements.

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