Part Details for OPA640P by Texas Instruments
Results Overview of OPA640P by Texas Instruments
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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OPA640P Information
OPA640P by Texas Instruments is an Operational Amplifier.
Operational Amplifiers are under the broader part category of Amplifier Circuits.
Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.
Price & Stock for OPA640P
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
86127691
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Verical | OPA640P Min Qty: 39 Package Multiple: 1 Date Code: 9901 | Americas - 2024 |
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$7.8375 / $9.8000 | Buy Now |
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DISTI #
86128249
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Verical | OPA640P Min Qty: 39 Package Multiple: 1 | Americas - 72 |
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$7.8375 / $9.8000 | Buy Now |
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Rochester Electronics | Operational Amplifier, 1 Func, PDIP8 RoHS: Not Compliant pbFree: No Status: Obsolete Min Qty: 1 | 2096 |
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$6.2700 / $7.8400 | Buy Now |
US Tariff Estimator: OPA640P by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
OPA640P Part Data Attributes
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OPA640P
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
OPA640P
Texas Instruments
Operational Amplifier, 1 Func, 5000uV Offset-Max, BIPolar, PDIP8
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| Part Life Cycle Code | Obsolete | |
| Part Package Code | DIP | |
| Package Description | Plastic, Dip-8 | |
| Pin Count | 8 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.33.00.01 | |
| Amplifier Type | Operational Amplifier | |
| Architecture | Voltage-Feedback | |
| Average Bias Current-Max (IIB) | 75 µA | |
| Bias Current-Max (IIB) @25C | 25 µA | |
| Common-mode Reject Ratio-Min | 70 Db | |
| Common-mode Reject Ratio-Nom | 85 Db | |
| Frequency Compensation | Yes | |
| Input Offset Voltage-Max | 5000 µV | |
| JESD-30 Code | R-PDIP-T8 | |
| Length | 9.59 Mm | |
| Low-Bias | No | |
| Low-Offset | No | |
| Micropower | No | |
| Neg Supply Voltage Limit-Max | -5 V | |
| Neg Supply Voltage-Nom (Vsup) | -5.5 V | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP8,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Power | No | |
| Programmable Power | No | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 5.08 Mm | |
| Slew Rate-Nom | 350 V/Us | |
| Supply Current-Max | 22 Ma | |
| Supply Voltage Limit-Max | 5.5 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | No | |
| Technology | Bipolar | |
| Temperature Grade | Industrial | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Unity Gain BW-Nom | 130000 | |
| Voltage Gain-Min | 316.22 | |
| Wideband | Yes | |
| Width | 7.62 Mm |
OPA640P Frequently Asked Questions (FAQ)
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Texas Instruments recommends a 4-layer PCB with a solid ground plane, and to keep the input and output traces as short as possible. Additionally, it's recommended to use a thermal relief pattern on the PCB to improve heat dissipation.
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The gain resistor values depend on the desired gain and bandwidth of the amplifier. TI provides a gain resistor calculator tool on their website, which can help determine the optimal resistor values based on the specific application requirements.
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The maximum power dissipation of OPA640P is 1.4W. To ensure it doesn't overheat, it's recommended to provide adequate heat sinking, such as a heat sink or a thermal pad, and to keep the ambient temperature below 85°C. Additionally, the device should be operated within its recommended operating conditions.
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Yes, OPA640P can be used as a unity-gain buffer. However, it's essential to ensure that the input impedance is matched to the source impedance to prevent signal attenuation. Additionally, the output impedance should be considered to ensure that it meets the requirements of the load.
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To troubleshoot oscillations or instability issues, check the PCB layout for any parasitic capacitance or inductance that may be causing the issue. Ensure that the input and output traces are properly terminated, and that the power supply is clean and well-regulated. Additionally, check the gain and phase margin of the amplifier to ensure it's stable.