Overview
The AD8602AR-REEL7, produced by Analog Devices Inc., is a precision CMOS operational amplifier that offers high performance in a variety of applications. This single-supply amplifier is part of the AD8601, AD8602, and AD8604 family, known for their rail-to-rail input and output capabilities. The AD8602AR-REEL7 is particularly suited for applications requiring low offset voltage, wide signal bandwidth, and low power consumption.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Offset Voltage (VOS) | VCM = 0 V to 1.3 V | 80 | 600 | 1100 | µV |
| Input Bias Current (IB) | -40°C ≤ TA ≤ +125°C | 0.2 | 60 | 200 | pA |
| Input Offset Current (IOS) | -40°C ≤ TA ≤ +125°C | 0.1 | 30 | 100 | pA |
| Input Voltage Range | - | 0 | - | 3 | V |
| Common-Mode Rejection Ratio (CMRR) | VCM = 0 V to 3 V | 68 | 83 | - | dB |
| Large Signal Voltage Gain (AVO) | VO = 0.5 V to 2.5 V, RL = 2 kΩ, VCM = 0 V | 30 | 100 | - | V/mV |
| Output Voltage High (VOH) | IL = 1.0 mA | 2.92 | 2.95 | - | V |
| Output Voltage Low (VOL) | IL = 1.0 mA | 20 | 35 | - | mV |
| Output Current (IOUT) | - | - | - | ±30 | mA |
| Power Supply Rejection Ratio (PSRR) | VS = 2.7 V to 5.5 V | 67 | 80 | - | dB |
| Supply Current/Amplifier (ISY) | VO = 0 V | 680 | 1000 | - | µA |
| Slew Rate (SR) | RL = 2 kΩ | 5.2 | - | - | V/µs |
| Settling Time (tS) | To 0.01%, 0 V to 1 V step, AV = 1 | - | - | <1.0 | µs |
| Gain Bandwidth Product (GBP) | - | 8.4 | - | - | MHz |
| Phase Margin (Φo) | - | 55 | - | - | Degrees |
| Voltage Noise Density (en) | f = 1 kHz | 33 | - | - | nV/√Hz |
Key Features
- Rail-to-Rail Input and Output: The AD8602AR-REEL7 features rail-to-rail input and output capabilities, ensuring that the amplifier can operate effectively across the entire voltage range of the supply.
- Low Offset Voltage: With a maximum offset voltage of 500 µV, this amplifier provides high precision and accuracy in various applications.
- Low Supply Current: The amplifier operates with a low supply current of 750 µA per amplifier, making it suitable for battery-powered and low-power applications.
- Wide Bandwidth: It offers a wide bandwidth of 8 MHz, ensuring that it can handle high-frequency signals effectively.
- High Slew Rate: A slew rate of 5.2 V/µs allows for fast signal transitions and high dynamic performance.
- Low Distortion: The amplifier is designed to minimize distortion, making it ideal for audio and other sensitive applications.
- No Phase Reversal: The AD8602AR-REEL7 does not exhibit phase reversal, ensuring stable operation under all conditions.
Applications
- Current Sensing: Suitable for current sensing applications due to its high precision and low offset voltage.
- Barcode Scanners: Used in barcode scanners for signal amplification and processing.
- Battery-Powered Instrumentation: Ideal for battery-powered devices due to its low power consumption.
- Multipole Filters: Can be used in the design of multipole filters for signal processing.
- Sensors: Applicable in sensor circuits for amplifying and conditioning sensor signals.
- Audio: Suitable for audio applications requiring low distortion and high signal fidelity.
- ASIC Input or Output Amplifiers: Can be used as input or output amplifiers in ASIC designs.
Q & A
- What is the maximum offset voltage of the AD8602AR-REEL7?
The maximum offset voltage is 500 µV.
- What is the operating voltage range of the AD8602AR-REEL7?
The operating voltage range is from 2.7 V to 5.5 V.
- What is the typical supply current per amplifier for the AD8602AR-REEL7?
The typical supply current per amplifier is 750 µA.
- What is the slew rate of the AD8602AR-REEL7?
The slew rate is 5.2 V/µs.
- Does the AD8602AR-REEL7 exhibit phase reversal?
No, the AD8602AR-REEL7 does not exhibit phase reversal.
- What is the gain bandwidth product (GBP) of the AD8602AR-REEL7?
The gain bandwidth product is 8.4 MHz.
- What is the common-mode rejection ratio (CMRR) of the AD8602AR-REEL7?
The CMRR is 68 dB to 83 dB.
- What are some typical applications of the AD8602AR-REEL7?
Typical applications include current sensing, barcode scanners, battery-powered instrumentation, multipole filters, sensors, and audio.
- What is the maximum output current of the AD8602AR-REEL7?
The maximum output current is ±30 mA.
- What is the voltage noise density of the AD8602AR-REEL7 at 1 kHz?
The voltage noise density at 1 kHz is 33 nV/√Hz.
