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ADOP27GQ
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Product Detailed Parameters
- Description：IC OPAMP GP 1 CIRCUIT 8CERDIP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Bulk
- Amplifier Type：General Purpose
- Number of Circuits：1
- Output Type：-
- Slew Rate：2.8V/µs
- Gain Bandwidth Product：8 MHz
- Current - Input Bias：1.5 nA
- Voltage - Input Offset：30 µV
- Current - Supply：3.3mA
- Current - Output / Channel：-
- Voltage - Supply Span (Min)：4 V
- Voltage - Supply Span (Max)：18 V
- Operating Temperature：-25°C ~ 85°C
- Grade：-
- Qualification：-
- Mounting Type：Through Hole
- Package / Case：8-CDIP (0.300", 7.62mm)
- Supplier Device Package：8-CERDIP
- -3db Bandwidth：-
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Overview
The ADOP27GQ is a low-noise, precision operational amplifier from Analog Devices Inc., featuring the OP27 architecture in an 8-CERDIP package. It offers a gain-bandwidth product of 8 MHz and a slew rate of 2.8 V/µs. Key electrical specifications include an input offset voltage of 30 µV, input bias current of 1.5 nA, and input voltage noise density of 3.8 nV/√Hz. The device operates within a supply voltage range of ±4 V to ±22 V, with a maximum supply voltage of 22 V per rail. It supports through-hole mounting and functions across a temperature range of -40°C to +85°C.
Feature Summary
- Low-noise precision design utilizing established OP27 architecture
- High common-mode rejection ratio for accurate signal processing
- Low input bias current suitable for high-impedance sources
- Robust ceramic dual in-line packaging for durability
Applications
- Precision instrumentation amplifiers
- Low-noise sensor signal conditioning
- High-fidelity audio preamplifiers
- Medical equipment signal chains
Procurement Notes
Verify the specific suffix GQ corresponds to the CERDIP-8 package variant when sourcing. Confirm lead times as availability may vary due to manufacturing status. Ensure compatibility with existing PCB footprints designed for ceramic DIP packages. Cross-reference datasheet revisions to confirm pinout consistency with legacy designs.
Selection Notes
Select this component for applications requiring low noise and high precision in a rugged ceramic package. Compare against OP27GPZ for PDIP alternatives or OP27GS for surface-mount needs. Evaluate thermal management requirements given the power dissipation limits. Consider the 8 MHz bandwidth for high-speed precision requirements versus lower-speed, higher-precision alternatives.
Part Context
The ADOP27GQ belongs to the Analog Devices OP27 family of precision operational amplifiers. This series is known for its low noise and high accuracy, making it a standard choice for demanding analog signal processing tasks. The GQ suffix specifically denotes the ceramic dual in-line package variant, offering enhanced environmental stability compared to plastic packages.
Replacement Considerations
Direct substitutes include OP27GPZ (PDIP) and OP27GS (SOIC). Verify package dimensions and pin compatibility before substitution. Performance parameters such as noise and bandwidth are consistent across the OP27 family variants.
