Overview
The AD746JRZ-REEL7 is a dual operational amplifier produced by Analog Devices Inc. This component is part of the AD746 series, which consists of two AD744 BiFET op amps integrated on a single chip. The AD746 is known for its exceptional dynamic response, high speed, and precision, making it suitable for a variety of demanding applications.
The device offers rapid settling times, high slew rates, and ample bandwidth, along with outstanding DC precision. It is internally compensated for stable operation as a unity gain inverter or as a noninverting amplifier with a gain of 2 or greater.
Key Specifications
| Parameter | AD746J | AD746A/B | AD746S |
|---|---|---|---|
| Operating Temperature Range | 0°C to +70°C | –40°C to +85°C | –55°C to +125°C |
| Input Offset Voltage | Max 0.5 mV (AD746B) | Max 0.5 mV (AD746B) | Max 0.5 mV (AD746B) |
| Slew Rate | 50 V/µs (AD746B) | 50 V/µs (AD746B) | 50 V/µs (AD746B) |
| Settling Time | 500 ns to 0.01% | 500 ns to 0.01% | 500 ns to 0.01% |
| Open Loop Gain | 175 V/mV min (AD746B) | 175 V/mV min (AD746B) | 175 V/mV min (AD746B) |
| Noise | 2 µV p-p, 0.1 Hz to 10 Hz | 2 µV p-p, 0.1 Hz to 10 Hz | 2 µV p-p, 0.1 Hz to 10 Hz |
| Package | 8-pin Plastic Mini-DIP, Hermetic Cerdip, Surface Mount (SOIC) | 8-pin Plastic Mini-DIP, Hermetic Cerdip, Surface Mount (SOIC) | 8-pin Plastic Mini-DIP, Hermetic Cerdip, Surface Mount (SOIC) |
Key Features
- Exceptional dynamic response with rapid settling times (500 ns to 0.01%) and high slew rates (50 V/µs).
- Outstanding DC precision due to advanced processing technology, laser wafer drift trimming, and well-matched ion-implanted JFETs.
- Very close matching of AC characteristics, making it ideal for differential and multichannel systems.
- Low total harmonic distortion (THD) of 0.0001%, suitable for audio applications.
- Internally compensated for stable operation as a unity gain inverter or as a noninverting amplifier with a gain of 2 or greater.
Applications
- Dual output buffers for 12- and 14-bit DACs.
- Input buffers for precision ADCs.
- Wideband preamplifiers.
- Low distortion audio circuitry.
Q & A
- What is the settling time of the AD746JRZ-REEL7? The settling time is 500 ns to 0.01%.
- What is the slew rate of the AD746JRZ-REEL7? The slew rate is 50 V/µs (AD746B).
- What are the operating temperature ranges for the AD746 series? The ranges are 0°C to +70°C for AD746J, –40°C to +85°C for AD746A/B, and –55°C to +125°C for AD746S.
- What is the input offset voltage of the AD746JRZ-REEL7? The maximum input offset voltage is 0.5 mV (AD746B).
- What are the typical noise levels for the AD746JRZ-REEL7? The noise level is 2 µV p-p, 0.1 Hz to 10 Hz.
- In what packages is the AD746JRZ-REEL7 available? It is available in 8-pin Plastic Mini-DIP, Hermetic Cerdip, and Surface Mount (SOIC) packages.
- What are some common applications of the AD746JRZ-REEL7? Common applications include dual output buffers for 12- and 14-bit DACs, input buffers for precision ADCs, wideband preamplifiers, and low distortion audio circuitry.
- Is the AD746JRZ-REEL7 internally compensated? Yes, it is internally compensated for stable operation as a unity gain inverter or as a noninverting amplifier with a gain of 2 or greater.
- What is the open loop gain of the AD746JRZ-REEL7? The open loop gain is 175 V/mV min (AD746B).
- How does the AD746JRZ-REEL7 handle AC characteristics? It provides very close matching of AC characteristics, making it ideal for differential and multichannel systems).
