Overview
The SA571DR2G is a dual gain control circuit produced by onsemi, designed to provide high-performance gain control in various electronic systems. This integrated circuit is part of the SA571 series and is particularly suited for applications requiring dynamic range compression or expansion. The SA571DR2G features a compact 16-pin SOIC package and is lead-free, making it compliant with modern environmental standards.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | SOIC-16 WB | |
| Operating Voltage (VCC) | 6.0 to 18 | VDC |
| Operating Ambient Temperature Range (TA) | -40 to +85 | °C |
| Operating Junction Temperature (TJ) | 150 | °C |
| Power Dissipation (PD) | 400 | mW |
| Supply Current (ICC) | 4.2 to 4.8 | mA |
| Output Current Capability (IOUT) | ±20 | mA |
| Output Slew Rate (SR) | ±0.5 | V/μs |
| Gain Cell Distortion | 0.1 to 2.0 | % |
| Internal Reference Voltage | 1.65 to 1.95 | V |
| Output DC Shift | ±90 to ±150 | mV |
| Expandor Output Noise | 20 to 60 | μV |
| Channel Separation | 60 | dB |
Key Features
- Complete Compressor and Expandor in One IC: The SA571DR2G integrates both compression and expansion functions, making it versatile for various applications.
- Temperature Compensated: The circuit features temperature compensation, ensuring stable operation across a wide temperature range.
- High Dynamic Range: Offers a dynamic range greater than 110 dB.
- Low Distortion: Provides low distortion performance, with gain cell distortion as low as 0.1%.
- Adjustable System Levels: System levels can be adjusted using external components.
- Voltage Controlled Amplifier: The gain is controlled by an internal voltage reference.
- Pb-Free Packages: Available in lead-free packages, complying with environmental regulations.
Applications
- Cellular Radio: Suitable for use in cellular radio and radio communications systems.
- High Level Limiter: Can be used as a high-level limiter to prevent signal overload.
- Low Level Expandor - Noise Gate: Functions as a low-level expandor or noise gate to enhance weak signals and reduce noise.
- Dynamic Filters: Used in dynamic filter applications to adjust signal levels dynamically.
- CD Player and Audio Systems: Applicable in CD players and other audio systems requiring dynamic range adjustment.
- Telecommunications and Modems: Suitable for use in telecommunications systems, modems, and satellite broadcast/receive audio systems.
Q & A
- What is the SA571DR2G?
The SA571DR2G is a dual gain control circuit produced by onsemi, designed for dynamic range compression or expansion in various electronic systems. - What is the operating voltage range of the SA571DR2G?
The operating voltage range is from 6.0 VDC to 18 VDC. - What is the temperature range for the SA571DR2G?
The operating ambient temperature range is from -40°C to +85°C. - What is the maximum power dissipation of the SA571DR2G?
The maximum power dissipation is 400 mW. - What are the key features of the SA571DR2G?
Key features include complete compressor and expandor in one IC, temperature compensation, high dynamic range, low distortion, adjustable system levels, and voltage-controlled amplifier. - In what types of applications is the SA571DR2G commonly used?
Common applications include cellular radio, high-level limiter, low-level expandor, dynamic filters, CD players, and telecommunications systems. - Is the SA571DR2G available in lead-free packages?
Yes, the SA571DR2G is available in lead-free packages. - What is the channel separation of the SA571DR2G?
The channel separation is 60 dB. - How is the gain controlled in the SA571DR2G?
The gain is controlled by an internal voltage reference and can be adjusted using external components. - What is the output current capability of the SA571DR2G?
The output current capability is ±20 mA.
