PGA207

series introduction

# PGA207: Precision Programmable Gain Amplifier Series

## 1. Overview
The PGA207 is a high - performance, precision programmable gain amplifier (PGA) product series designed to meet the diverse needs of signal conditioning in various electronic systems. Programmable gain amplifiers play a crucial role in applications where the input signal amplitude can vary widely, and it is necessary to adjust the gain of the amplifier to optimize the signal for further processing, such as analog - to - digital conversion.

## 2. Key Features

### 2.1 Programmable Gain Settings
The PGA207 offers a wide range of programmable gain options. It typically provides gains of 1, 10, 100, and 1000. This flexibility allows users to easily adapt the amplifier to different input signal levels. For example, in a sensor application where the output of a low - level sensor might range from a few millivolts to several volts, the PGA207 can be configured to amplify the small signals to a level suitable for subsequent processing while avoiding over - amplification of larger signals.

### 2.2 High Precision
Precision is a hallmark of the PGA207 series. It features low offset voltage, typically in the microvolt range, and low offset voltage drift over temperature. This ensures that the amplified signal accurately represents the input signal, minimizing errors in measurement and control applications. The low noise characteristics of the amplifier also contribute to high - quality signal amplification, making it suitable for applications where even small signal variations need to be detected.

### 2.3 Low Power Consumption
In today's energy - conscious world, the PGA207 is designed with low power consumption in mind. This makes it an ideal choice for battery - powered devices or applications where power efficiency is a critical factor. The low power operation does not compromise the performance of the amplifier, allowing it to deliver high - quality signal amplification while conserving energy.

### 2.4 Wide Supply Voltage Range
The PGA207 can operate over a wide supply voltage range. This flexibility enables it to be used in a variety of power supply configurations, from single - supply systems to dual - supply systems. For example, in a portable device with a single - cell battery, the PGA207 can operate effectively with a low - voltage supply, while in a more complex industrial system with a dual - supply power source, it can also function optimally.

## 3. Applications

### 3.1 Sensor Signal Conditioning
Sensors are used in a wide range of applications, from environmental monitoring to industrial automation. Many sensors produce low - level signals that need to be amplified before further processing. The PGA207 can be used to condition the signals from sensors such as strain gauges, thermocouples, and pressure sensors. By adjusting the gain according to the sensor output, the PGA207 ensures that the sensor signals are amplified to a level that can be accurately measured by an analog - to - digital converter (ADC).

### 3.2 Data Acquisition Systems
In data acquisition systems, the PGA207 plays a vital role in preparing the input signals for digitization. It can be used to amplify signals from various sources, such as transducers and test equipment, to match the input range of the ADC. This helps to improve the resolution and accuracy of the data acquisition process, especially when dealing with signals of different amplitudes.

### 3.3 Medical Instrumentation
Medical devices often require high - precision signal amplification. The PGA207 can be used in applications such as electrocardiogram (ECG) monitors, blood pressure monitors, and other diagnostic equipment. Its low noise and high precision characteristics ensure that the weak biological signals can be accurately amplified and processed, enabling reliable medical diagnoses.

## 4. Package and Pin Configuration
The PGA20

Images for reference

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Datasheets

• PGA206, PGA207
• PGA206, PGA207
• PDF 3

Partlist