Overview
The AD8692ARMZ, produced by Analog Devices Inc., is a low-cost, high-performance, dual-channel rail-to-rail output operational amplifier. This device is part of the AD8692 series and is known for its low offset voltage, low input bias currents, and wide signal bandwidth. It is designed for single-supply operation and is suitable for a variety of applications requiring precise and reliable linear amplification.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Channels | 2 | |
| Output Type | Rail-to-Rail | |
| Package / Case | MSOP-8 | |
| Gain Bandwidth Product (GBP) | 10 MHz | |
| Slew Rate (SR) | 5 V/µs | |
| Common Mode Rejection Ratio (CMRR) | 90 dB | |
| Output Current per Channel | 80 mA | |
| Input Bias Current (Ib) | 1 pA | |
| Input Offset Voltage (Vos) | 400 µV | |
| Input Voltage Noise Density (en) | 8 nV/√Hz | |
| Supply Voltage - Min | 2.7 V | |
| Supply Voltage - Max | 6 V | |
| Operating Supply Current | 1.05 mA | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | +125°C | |
| Power Supply Rejection Ratio (PSRR) | 95 dB |
Key Features
- Low Offset Voltage and Drift: The AD8692ARMZ features low offset voltage and drift, making it suitable for applications requiring high precision.
- Low Input Bias Currents: Very low input bias currents of 1 pA ensure minimal loading on the input signal.
- Low Noise: With an input voltage noise density of 8 nV/√Hz, this amplifier is ideal for noise-sensitive applications.
- High Speed and Bandwidth: A gain bandwidth product of 10 MHz and a slew rate of 5 V/µs make it suitable for high-speed applications.
- Rail-to-Rail Output: Ensures stable operation with varying supply voltages.
- Single-Supply Operation: Operates from a single supply voltage ranging from 2.7 V to 6 V.
- High Common Mode Rejection Ratio (CMRR): CMRR of 90 dB provides good rejection of common-mode signals.
- High Power Supply Rejection Ratio (PSRR): PSRR of 95 dB ensures minimal impact from supply voltage variations.
Applications
- Photodiode Amplification: Suitable for amplifying signals from photodiodes due to its low noise and high gain.
- Battery-Powered Instrumentation: Ideal for portable and battery-powered instruments due to its low power consumption.
- Medical Instruments: Used in medical devices requiring high precision and low noise.
- Multipole Filters and Sensors: Beneficial for filter and sensor applications due to its high bandwidth and low distortion.
- Portable Audio Devices: Suitable for audio amplification in portable devices due to its wide bandwidth and low distortion.
- Power Amplifier Controls and Laser Diode Control Loops: Used in control loops for power amplifiers and laser diodes.
- ASIC Input and Output Amplifiers: Can be used as input and output amplifiers in ASIC designs.
Q & A
- What is the number of channels in the AD8692ARMZ?
The AD8692ARMZ is a dual-channel operational amplifier.
- What is the gain bandwidth product (GBP) of the AD8692ARMZ?
The gain bandwidth product is 10 MHz.
- What is the slew rate of the AD8692ARMZ?
The slew rate is 5 V/µs.
- What is the input bias current of the AD8692ARMZ?
The input bias current is 1 pA.
- What is the input offset voltage of the AD8692ARMZ?
The input offset voltage is 400 µV.
- What is the supply voltage range for the AD8692ARMZ?
The supply voltage range is from 2.7 V to 6 V.
- What is the operating temperature range for the AD8692ARMZ?
The operating temperature range is from -40°C to +125°C.
- What is the common mode rejection ratio (CMRR) of the AD8692ARMZ?
The CMRR is 90 dB.
- What is the power supply rejection ratio (PSRR) of the AD8692ARMZ?
The PSRR is 95 dB.
- What are some typical applications of the AD8692ARMZ?
Typical applications include photodiode amplification, battery-powered instrumentation, medical instruments, multipole filters, sensors, portable audio devices, power amplifier controls, and laser diode control loops.
