Overview
The AD712KR-REEL7, produced by Analog Devices Inc., is a high-speed, precision, monolithic operational amplifier. It offers exceptional performance at competitive prices, making it an ideal choice for various high-performance applications. The AD712 utilizes advanced laser wafer trimming technology, resulting in very low offset voltage and offset voltage drift. This op amp is suitable for upgrading existing designs that use older precision BiFET or bipolar op amps due to its superior AC and DC performance.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Offset Voltage | 0.3 | 3 | 1.0 | mV |
| Offset Voltage Drift vs. Temperature | 7 | 20 | 10 | μV/°C |
| Slew Rate | 16 | - | - | V/μs |
| Unity-Gain Bandwidth | 3 | - | - | MHz |
| Open-Loop Gain | 150 | - | - | V/mV |
| Supply Voltage | ±4.5 | - | ±18 | V |
| Quiescent Current | 5.0 | 6.8 | - | mA |
| Operating Temperature Range | 0 | - | 70 | °C |
Key Features
- High speed with a slew rate of 16 V/μs and a settling time of 1 μs to ±0.01%.
- Low input offset voltage (maximum 3 mV) and low offset voltage drift.
- High open-loop gain of 150 V/mV.
- Excellent dynamic response, making it ideal for applications such as buffers for 12-bit DACs and ADCs, and high-speed integrators.
- Low input bias current (maximum 75 pA) and low noise characteristics, suitable for electrometer applications.
- Available in 8-lead SOIC_N package.
Applications
- Buffers for 12-bit digital-to-analog converters (DACs) and analog-to-digital converters (ADCs).
- High-speed integrators.
- Active filter applications.
- Electrometer applications such as photodiode preamplifiers and picoampere current-to-voltage converters.
Q & A
- What is the slew rate of the AD712KR-REEL7?
The slew rate of the AD712KR-REEL7 is 16 V/μs.
- What is the settling time of the AD712KR-REEL7 to ±0.01%?
The settling time is 1 μs to ±0.01%.
- What is the typical input offset voltage of the AD712KR-REEL7?
The typical input offset voltage is 3 mV.
- What is the unity-gain bandwidth of the AD712KR-REEL7?
The unity-gain bandwidth is 3 MHz.
- What are the common package types available for the AD712KR-REEL7?
The AD712KR-REEL7 is available in an 8-lead SOIC_N package.
- What is the operating temperature range for the AD712KR-REEL7?
The operating temperature range is 0°C to 70°C.
- What are some typical applications of the AD712KR-REEL7?
Typical applications include buffers for DACs and ADCs, high-speed integrators, active filters, and electrometer applications.
- What is the quiescent current of the AD712KR-REEL7?
The quiescent current is typically 6.8 mA.
- Does the AD712KR-REEL7 have low noise characteristics?
Yes, the AD712KR-REEL7 has low noise characteristics, making it suitable for applications requiring low noise.
- Is the AD712KR-REEL7 suitable for high-speed applications?
Yes, the AD712KR-REEL7 is highly suitable for high-speed applications due to its fast slew rate and quick settling time.
