Features and Benefits
- Guaranteed Slew Rate: 23V/µs Min.
- Guaranteed Offset Voltage: 250µV Max
- -55°C to 125°C: 750µV Max.
- Guaranteed Drift: 5µV/°C Max.
- Guaranteed Bias Current:
- 70°C 180pA Max.
- 125°C 4nA Max.
- Gain-Bandwidth Product: 8.5MHz Typ
- Settling Time to 0.05% (10V Step): 0.9µs Typ
The LT1022 JFET input operational amplifier combines high speed and precision performance.
A 26V/µs slew rate and 8.5MHz gain-bandwidth product are simultaneously achieved with offset voltage of typically 80µV, 1.5µV/°C drift, bias currents of 50pA at 70°C, 500pA at 125°C. The output delivers 20mA of load current without gain degradation.
The 250µV maximum offset voltage specification represents less than 1/2 least significant bit error in a 14-bit, 10V system.
The LT1022A meets or exceeds all OP-16A and OP-16E specifications. It is faster and more accurate without stability problems at cold temperatures.
The LT1022 can be used as the output amplifier for 12-bit current output D/A converters, as shown below.
For a more accurate, lower power dissipation, but slower JFET input op amp, please refer to the LT1055 data sheet.
- Fast D/A Output Amplifiers (12, 14, 16 Bits)
- High Speed Instrumentation
- Fast, Precision Sample and Hold
- Voltage-to-Frequency Converters
- Logarithmic Amplifiers
Product Lifecycle Production
At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.
Evaluation Kits (1)
Documentation & Resources
R108 Reliability Data3/26/2018
DC417B - Demo Manual2/1/2012
DN15 - Noise Calculations in Op Amp Circuits6/28/2016
DN3 - Operational Amplifier Selection Guide for Optimum Noise Performance6/28/2016
DN67 - A 1mV Offset, Clock-Tunable, Monolithic 5-Pole Lowpass Filter8/5/2014
DN140 - Updated Operational Amplifier Selection Guide for Optimum Noise Performance7/28/2014
DN6 - Operational Amplifier Selection Guide for Optimum Noise Performance8/20/2007
Tools & Simulations
LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.
Models for the following parts are available in LTspice:
ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal.View our quality and reliability program and certifications for more information.
|Part Number||Material Declaration||Reliability Data||Pin/Package Drawing||CAD Symbols, Footprints & 3D Models|
|LT1022AMH/883||Material Declaration||Reliability Data||8-Lead TO-5 (0.2 Inch PCD)|
|LT1022CN8#PBF||Material Declaration||Reliability Data||8-Lead PDIP (Narrow 0.3 Inch)|
|Wafer Fabrication Data||R108 Reliability Data|
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Sample & Buy
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Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.