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PGA2500IDBR from BB

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PGA2500IDBR

Manufacturer: BB

Digitally Controlled Microphone Preamplifier

Partnumber Manufacturer Quantity Availability
PGA2500IDBR BB 9847 In Stock

Description and Introduction

Digitally Controlled Microphone Preamplifier The **PGA2500IDBR** is a high-performance, digitally controlled programmable gain amplifier (PGA) designed for precision signal conditioning in audio and instrumentation applications. Manufactured by Texas Instruments, this integrated circuit (IC) offers exceptional flexibility and low-noise performance, making it ideal for systems requiring accurate gain adjustment and signal amplification.  

Featuring a wide gain range from **0 dB to 95.5 dB** in precise **0.5 dB steps**, the PGA2500IDBR ensures optimal signal integrity across various input levels. Its **low-noise architecture** and **high common-mode rejection ratio (CMRR)** minimize distortion, enhancing audio fidelity in professional recording, medical devices, and industrial measurement systems.  

The device supports **I²C and SPI digital interfaces**, enabling seamless integration with microcontrollers and DSPs for automated gain control. Additionally, built-in **DC offset correction** and **programmable input impedance** further improve signal accuracy.  

Housed in a compact **SSOP-28 package**, the PGA2500IDBR combines high performance with efficient power consumption, making it a reliable choice for engineers seeking precision amplification in space-constrained designs. Whether used in microphone preamplifiers, data acquisition systems, or test equipment, this PGA delivers consistent, high-quality signal processing.  

For detailed specifications, refer to the official datasheet to ensure proper implementation in your application.

Application Scenarios & Design Considerations

Digitally Controlled Microphone Preamplifier

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