Overview
The ADA4692-2ARZ is a dual-channel, rail-to-rail output, single-supply operational amplifier manufactured by Analog Devices. This amplifier is distinguished by its low power consumption, wide bandwidth, and low noise characteristics, making it ideal for a variety of applications. It is particularly suited for use in audio equipment, filters, photodiode amplifiers, and charge amplifiers, as well as in portable consumer audio players, industrial sensors, and medical instrumentation. The ADA4692-2ARZ offers high gain and slew rate response at low power, making it a versatile component for demanding electronic systems.
Key Specifications
| Specification | Value |
|---|---|
| Brand | Analog Devices |
| Amplifier Type | Low Power |
| Mounting Type | Surface Mount |
| Package Type | SOIC-8 |
| Power Supply Type | Dual, Single |
| Number of Channels per Chip | 2 |
| Pin Count | 8 |
| Typical Single Supply Voltage | 2.7V to 5V |
| Typical Gain Bandwidth Product | 3.6MHz |
| Typical Dual Supply Voltage | ±1.35V to ±2.5V |
| Typical Slew Rate | 1.3V/µs |
| Maximum Operating Frequency | 10 kHz |
| Minimum Operating Temperature | -40 °C |
| Maximum Operating Temperature | +125 °C |
| Typical Voltage Gain | 110 dB |
| Offset Voltage | 3.5mV |
| Rail to Rail Output | Yes |
| Maximum Input Voltage | 5 V |
| Input Offset Current | 260pA |
| Typical Input Voltage Noise Density | 16nV/√Hz |
Key Features
- Low Power Consumption: Suitable for battery-powered devices, the ADA4692-2ARZ offers low quiescent current.
- Low Noise: Features a low noise figure, reducing interference in sensitive applications.
- High Gain and Stability: Boasts high open-loop gain stability and unity-gain stable architecture.
- Wide Supply Range: Operates over a wide supply voltage range of 2.7V to 5V, making it versatile for different applications.
- Compact Package: The SOIC-8 package design ensures a compact size, beneficial in space-constrained systems.
- Rail-to-Rail Output: Provides rail-to-rail output, enhancing the amplifier's usability in various applications.
- Fast Slew Rate: Offers a fast slew rate of 1.3V/µs, ensuring quick response times.
Applications
- Audio Equipment: Ideal for portable consumer audio players, MP3s, PDAs, and smartphones due to its low noise and low distortion characteristics.
- Industrial Sensors: Suitable for industrial applications with high impedance sensors such as pyroelectric and IR sensors.
- Medical and Instrumentation: Used in portable medical devices and instrumentation due to its high precision and low noise.
- Photodiode Amplifiers: Beneficial for photodiode amplifiers and charge amplifiers.
- Communications and Data Acquisition: Applicable in communications, low-side current sense, ADC drivers, active filters, and sample-and-hold circuits.
Q & A
- What is the typical gain bandwidth product of the ADA4692-2ARZ?
The typical gain bandwidth product is 3.6MHz.
- What is the operating temperature range of the ADA4692-2ARZ?
The operating temperature range is from -40 °C to +125 °C.
- What is the typical slew rate of the ADA4692-2ARZ?
The typical slew rate is 1.3V/µs.
- What is the package type of the ADA4692-2ARZ?
The package type is SOIC-8.
- What are the typical supply voltages for the ADA4692-2ARZ?
The typical single supply voltage range is 2.7V to 5V, and the typical dual supply voltage range is ±1.35V to ±2.5V.
- Is the ADA4692-2ARZ suitable for battery-powered devices?
Yes, it is suitable due to its low power consumption.
- What are some common applications of the ADA4692-2ARZ?
Common applications include audio equipment, industrial sensors, medical and instrumentation, photodiode amplifiers, and communications.
- What is the input offset voltage of the ADA4692-2ARZ?
The input offset voltage is 3.5mV.
- Does the ADA4692-2ARZ have rail-to-rail output?
Yes, it features rail-to-rail output.
- What is the typical input voltage noise density of the ADA4692-2ARZ?
The typical input voltage noise density is 16nV/√Hz.
