OP177: Ultra-Precision Operational Amplifier
The OP-177 features the highest precision performance of any op amp currently available. Offset voltage of the OP-177 is only 10µV typical, 25µV MAX over room temp. The ultra-low VOS of the OP-177 ...More
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OP177: Ultra-Precision Operational Amplifier
Product Description
The OP-177 features the highest precision performance of any op amp currently available. Offset voltage of the OP-177 is only 10µV typical, 25µV MAX over room temp. The ultra-low VOS of the OP-177 combines with its exceptional offset voltage drift (TCVOS) of 0.1µV/°C typical, 0.3µV/°C MAX, to eliminate the need for external VOS adjustment and increases system accuracy over temperature.
The OP-177's open-loop gain of 12V/µV typical is maintained over the full ±10V output range. CMRR of 130dB MIN, PSRR of 115dB MIN, and maximum supply current of 2mA are just a few examples of the excellent performance of this operational amplifier. The OP-177's combination of outstanding specifications insures accurate performance in high closed-loop gain applications. This low noise bipolar input op amp is also a cost effective alternative to chopper stabilized amplifiers. The OP-177 provides chopper-type performance without the usual problems of high noise, low-frequency chopper spikes, large physical size limited common-mode input voltage range, and bulky external storage capacitors.
The OP-177 is offered at -40°C to +85°C extended industrial temperature ranges. This product is available in 8-pin epoxy DIP's, as well as the space saving 8-pin Small Outline (SO).
Features
- Ultralow Offset Voltage:TA = 25°C: 25 µV Max
- Outstanding Offset Voltage Drift:0.3 µV/°C Max
- Excellent Open-Loop Gain and Gain Linearity: 12 V/µV Typ
- CMRR: 130 dB Min
- PSRR: 115 dB Min
- Low Supply Current: 2.0 mA Max
- Fits Industry Standard Precision Op Amp
Sockets (OP07/OP77)
Diagrams
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- Symbols and Footprints
Functional Block Diagram for OP177
Ultra-Precision Operational Amplifier
Functional Block Diagram for OP177
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| Part# | Small Signal Bandwidth | Slew Rate | Vos | Ib | V Noise Density | Amplifiers Per Package | Widest Temp Range (°C) |
|---|---|---|---|---|---|---|---|
| OP177 | 600KHz | 300mV/µs | 10µV | 1.2nA | 11nV/rtHz | 1 | -40 to +85 |
| AD8675 | 10MHz | 2.5V/µs | 10µV | 500pA | 2.8nV/rtHz | 1 | -40 to +125 |
| OP07 | 600KHz | 300mV/µs | 30µV | 1nA | 9.6nV/rtHz | 1 | -40 to +85 |
| AD8510 | 8MHz | 20V/µs | 80µV | 21pA | 7.6nV/rtHz | 1 | -40 to +85 |
| AD8067 | 54MHz | 640V/µs | 200µV | 600fA | 6.6nV/rtHz | 1 | -40 to +85 |
| AD8033 | 80MHz | 80V/µs | 1mV | 1.5pA | 11nV/rtHz | 1 | -40 to +85 |
| AD8065 | 145MHz | 180V/µs | 400µV | 2pA | 7nV/rtHz | 1 | -40 to +85 |
| OP1177 | 1.3MHz | 700mV/µs | 15µV | 500pA | 7.9nV/rtHz | 1 | -40 to +125 |
| OP77 | 600KHz | 300mV/µs | 50µV | 1.2nA | 9.8nV/rtHz | 1 | -55 to +125 |
| AD8538 | 430KHz | 400mV/µs | 5µV | 15pA | 50nV/rtHz | 1 | -40 to +125 |
| AD8551 | 1.5MHz | 400mV/µs | 1µV | 10pA | 42nV/rtHz | 1 | -40 to +125 |
OP177 Model Options
EVAL-PRAOPAMP: Universal Precision Op Amp Evaluation Board
| Model | Status | Package | Pins | Temp. Range |
Price* (1000 pcs.) |
Available | ROHS Compilant | Samples Cart | Purchase Cart |
|---|---|---|---|---|---|---|---|---|---|
| EVAL-PRAOPAMP-1KSZ | Prodn | EVALUATION BOARDS | - | Comm. | $19.95 | 07/04/2008 | N | Contact ADI | Add To Cart |
| EVAL-PRAOPAMP-1RJZ | Prodn | EVALUATION BOARDS | - | Comm. | $19.95 | 10/10/2008 | N | Contact ADI | Add To Cart |
| EVAL-PRAOPAMP-1RMZ | Prodn | EVALUATION BOARDS | - | Comm. | $19.95 | 07/04/2008 | N | Contact ADI | Add To Cart |
| EVAL-PRAOPAMP-1RZ | Prodn | EVALUATION BOARDS | - | Comm. | $19.95 | 10/10/2008 | N | Contact ADI | Add To Cart |
| EVAL-PRAOPAMP-2RMZ | Prodn | EVALUATION BOARDS | - | Comm. | $19.95 | - | N | Contact ADI | Add To Cart |
| EVAL-PRAOPAMP-2RZ | Prodn | EVALUATION BOARDS | - | Comm. | $19.95 | 10/10/2008 | N | Contact ADI | Add To Cart |
| EVAL-PRAOPAMP-4RUZ | Contact ADI | EVALUATION BOARDS | - | Comm. | $19.95 | 07/04/2008 | N | Contact ADI | Contact ADI |
| EVAL-PRAOPAMP-4RZ | Prodn | EVALUATION BOARDS | - | Comm. | $19.95 | 07/04/2008 | N | Contact ADI | Add To Cart |
Help
- Pre-Release: The model has not been released to general production, but samples may be available.
- Production: The model is currently being produced, and generally available for purchase and sampling.
- Last Time Buy: The model has been scheduled for obsolescence, but may still be purchased for a limited time.
- Obsolete: The specific part is obsolete and no longer available. Other models listed in the table may still be available (if they have a status that is not obsolete).
For detailed drawings and chemical composition please consult our Package Site
- Commercial: 0 to +70 degrees Celsius
- Military : -55 to +125 degrees Celsius
- Industrial: Temperature ranges may vary by model. Please consult the datasheet for more information.
- Automotive: -40 to +125 degrees Celsius
The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.

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