Datasheet Details
| Part number | PGA2500 |
|---|---|
| Manufacturer | Burr-Brown (Texas Instruments) |
| File Size | 197.80 KB |
| Description | Digitally Controlled Microphone Preamplifier |
| Datasheet |
 PGA2500 Datasheet
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General Description
The PGA2500 is a digitally controlled, analog microphone preamplifier designed for use as a front end for highperformance audio analog-to-digital converters (ADCs).
Key Features
- D Fully Differential Input-to-Output Architecture D Digitally Controlled Gain Using Serial Port Interface:.
- Gain Range: 10dB through 65dB, 1dB per step.
- Unity (0dB) Gain Setting via Serial Port or Dedicated Control Pin Dynamic Performance:.
- Equivalent Input Noise with ZS = 150Ω and Gain = 30dB:.
- 128dBu.
- Total Harmonic Distortion plus Noise (THD+N) with Gain = 30dB: 0.0004% Zero Crossing Detection Minimizes Audible Artifacts when Gain Switching Integrat.