PGA204AU/1K

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: High precision, low noise, wide bandwidth
• Package: SOIC-8
• Essence: Precision Programmable Gain Amplifier
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Gain Range: 1 to 1000
• Input Offset Voltage: ±150 µV (maximum)
• Input Bias Current: ±10 nA (maximum)
• Supply Voltage: ±2.25 V to ±18 V
• Bandwidth: 3 MHz (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The PGA204AU/1K has a total of 8 pins arranged as follows:

```

---

| | --| IN- OUT+ |-- Pin 1: IN- --| IN+ OUT- |-- Pin 2: IN+ --| REF- VCC- |-- Pin 3: REF- --| REF+ VCC+ |-- Pin 4: REF+ --| GND NC |-- Pin 5: GND --| GND NC |-- Pin 6: GND --| NC NC |-- Pin 7: Not Connected --| NC NC |-- Pin 8: Not Connected |___________| ```

Functional Features

• Programmable gain allows flexibility in amplification levels.
• High precision enables accurate signal amplification.
• Low noise ensures minimal interference with the input signal.
• Wide bandwidth allows for amplification of high-frequency signals.

Advantages

• Precise amplification of signals across a wide range of gains.
• Low noise amplification for accurate signal reproduction.
• Compact SOIC-8 package for space-constrained applications.
• Wide supply voltage range enables versatile use.

Disadvantages

• Limited bandwidth compared to some other amplifiers.
• Requires external components for proper operation.
• Higher cost compared to standard amplifiers.

Working Principles

The PGA204AU/1K is a precision programmable gain amplifier designed to accurately amplify signals in various applications. It utilizes an internal network of resistors that can be programmed to set the desired gain level. The input signal is amplified by the selected gain factor and outputted with high precision and low noise.

Application Field Plans

The PGA204AU/1K finds applications in various fields, including:

1. Industrial automation: Signal amplification in control systems.
2. Medical equipment: Amplification of bioelectric signals for diagnostics.
3. Audio systems: Precise amplification of audio signals.
4. Test and measurement: Accurate signal amplification for testing purposes.
5. Communication systems: Amplification of weak signals for improved reception.

Alternative Models

1. AD8421: Precision Instrumentation Amplifier
2. INA128: Low Noise Instrumentation Amplifier
3. LT1167: Precision High-Side Current Sense Amplifier
4. MCP6V01: Zero-Drift Operational Amplifier

These alternative models offer similar functionality and can be considered as alternatives to the PGA204AU/1K.

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