Operational amplifier core is the essential integrated circuit component in programmable gain amplifiers that provides high-gain differential voltage amplification with precise control.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Slew Rate | 0.5 V/μs to 50 V/μs | |
| Package Types | DIP-8, SOIC-8, MSOP-8, TSSOP-14 | |
| Input Bias Current | 1 nA to 100 nA | |
| Input Offset Voltage | ±0.1 mV to ±5 mV | |
| Supply Voltage Range | ±2.5 V to ±18 V | |
| Operating Temperature | -40°C to +125°C | |
| Gain Bandwidth Product | 1 MHz to 100 MHz | |
| Common Mode Rejection Ratio | 70 dB to 120 dB |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
An amplifier circuit whose voltage gain can be digitally controlled or programmed.
An amplifier circuit within an Analog Front-End (AFE) IC whose voltage gain can be digitally controlled or programmed.
Electronic circuit component that amplifies weak signals and compares voltage levels within input conditioning systems.
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Manufacturer profiles associated with Operational Amplifier Core.
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The operational amplifier core provides the fundamental amplification function in a PGA, offering high-gain differential amplification that can be precisely controlled through external feedback networks to achieve programmable gain settings for various signal conditioning requirements.
Programmable gain is achieved by configuring the operational amplifier core with different feedback resistor networks that can be switched using analog switches, relays, or digital potentiometers. The core maintains its basic amplification characteristics while the external components determine the specific gain value for each setting.
Critical specifications include gain bandwidth product for frequency response, input offset voltage for precision, common mode rejection ratio for noise immunity, slew rate for signal fidelity, supply voltage range for system compatibility, and operating temperature range for environmental robustness.
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