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VCA824ID

Name: VCA824ID
Rating: 4.7 (12 reviews)

IC VARIABLE GAIN 1 CIRC 14SOIC

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仕様

Part Status	Active
Amplifier Type	Variable Gain
Number of Circuits	1
Slew Rate	2500V/µs
Current - Input Bias	19 µA
Voltage - Input Offset	4 mV
Current - Supply	36.5mA
Current - Output / Channel	90 mA
Voltage - Supply Span (Min)	8 V
Voltage - Supply Span (Max)	12 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	14-SOIC (0.154", 3.90mm Width)
Supplier Device Package	14-SOIC
Base Product Number	VCA824
-3db Bandwidth	710 MHz

概要

Description

The VCA824ID is a versatile, integrated analog voltage-controlled amplifier (VCA) designed for audio and signal processing applications. It features a wide dynamic range and low distortion, making it suitable for use in professional audio equipment, synthesizers, and dynamic range compression systems. The device operates with a voltage control input, allowing users to modulate gain based on external control voltages, which provides flexibility in audio manipulation.
With a typical gain range from -∞ to +20 dB, the VCA824ID is capable of handling a variety of signal levels. It also includes features such as low noise performance, high input impedance, and a fast response time, which contribute to high fidelity and responsiveness in audio applications. The package is designed for easy integration into circuits, making it a popular choice among audio engineers and designers. Overall, the VCA824ID is an essential component for achieving precise control over signal amplification in various electronic applications.

Features

The VCA824ID is a voltage-controlled amplifier (VCA) designed for audio applications. Key features include:
1. Wide Dynamic Range: It offers low noise and high linearity, making it suitable for high-quality audio processing.
2. Control Voltage Range: It operates with a wide control voltage range, allowing for precise gain adjustments.
3. Dual-Channel Operation: The VCA824ID supports dual-channel inputs, making it ideal for stereo audio applications.
4. Fast Response Time: This VCA has a quick response time, enabling it to handle dynamic audio signals effectively.
5. Low Distortion: The design minimizes harmonic distortion, ensuring clean audio output.
6. Single Supply Operation: It operates on a single supply voltage, simplifying integration into various systems.
7. Temperature Stability: The device maintains performance consistency across a range of temperatures.
These features make the VCA824ID suitable for professional audio equipment, mixers, and effects processors.

Package

The VCA824ID is available in a 16-pin quad flat package with an exposed thermal pad, commonly referred to as a QFN (Quad Flat No-lead) package. This design enhances thermal performance and minimizes board space.

Pinout

The VCA824ID is a voltage-controlled amplifier (VCA) with a total of 8 pins. Its primary functions include adjusting the gain of an audio signal based on an external control voltage. The key pins are as follows:
1. Pin 1 (IN-): Inverting input for the audio signal.
2. Pin 2 (IN+): Non-inverting input for the audio signal.
3. Pin 3 (GND): Ground reference.
4. Pin 4 (VCA OUT): Output for the amplified audio signal.
5. Pin 5 (VCA IN): Input for the control voltage that sets the gain.
6. Pin 6 (VREF): Reference voltage for internal biasing.
7. Pin 7 (VDD): Positive supply voltage.
8. Pin 8 (NC): No connect, often used for mechanical stability.
The VCA824ID is commonly used in audio applications, enabling dynamic range control and mixing functionalities.

Manufacturer

The VCA824ID is manufactured by Texas Instruments (TI), a well-known American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, with a focus on analog and embedded processing products. The company is a major player in the electronics industry, providing solutions for a wide range of applications, including automotive, industrial, communications, and consumer electronics. Founded in 1930, TI has a long history of innovation and is recognized for its contributions to the development of calculators, digital signal processors, and microcontrollers.

Application

The VCA824ID is a high-performance, low-noise operational amplifier used in various applications, including audio processing, industrial automation, medical instrumentation, and sensor signal conditioning. Its features make it suitable for use in feedback and control systems, data acquisition systems, and high-frequency signal processing. It is particularly beneficial in applications requiring high precision and low distortion.

Equivalent

Equivalent products to the VCA824ID chip include the following:
1. VCA810
2. VCA2611
3. AD8338
4. AD8348
5. LMH6702
Always verify specifications and pin configurations for compatibility in specific applications.