Overview
The ADA4807-1AKSZ-R2, produced by Analog Devices Inc., is a high-performance operational amplifier (op-amp) that combines low noise, low power consumption, and high speed. Fabricated using Analog Devices' third-generation extra fast complementary bipolar (XFCB) process, this amplifier is part of the ADA4807 series, which includes single (ADA4807-1), dual (ADA4807-2), and quad (ADA4807-4) configurations. It is designed for a wide range of applications, from high-resolution data acquisition instrumentation to high-performance battery-powered and high-component-density systems where power consumption is critical.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Current per Amplifier | VS = ±5 V | - | 1.0 | - | mA |
| Input Voltage Noise | - | - | 3.1 | - | nV/√Hz |
| -3 dB Bandwidth | G = +1, VOUT = 20 mV p-p | - | 180 | - | MHz |
| Slew Rate | G = +1, VOUT = 5 V step, 20% to 80%, rise/fall | 225 | 250 | - | V/μs |
| Settling Time to 0.1% | G = +1, VOUT = 4 V step | - | 47 | - | ns |
| Second Harmonic (HD2) | fC = 1 kHz, VOUT = 2 V p-p | -141 | - | - | dBc |
| Common-Mode Input Resistance | - | 45 | - | - | MΩ |
| Common-Mode Rejection Ratio (CMRR) | VICM = −3 V to +2 V | 96 | 110 | - | dB |
Key Features
- Low Noise and High Speed: The ADA4807-1AKSZ-R2 features an exceptionally low input voltage noise of 3.1 nV/√Hz and a high bandwidth of 180 MHz, making it ideal for high-resolution applications.
- Low Power Consumption: With a supply current of only 1.0 mA per amplifier, this op-amp is suitable for battery-powered and power-sensitive applications.
- Rail-to-Rail Input and Output: The amplifier supports rail-to-rail input and output, enhancing its versatility in various signal processing tasks.
- High Slew Rate and Fast Settling Time: It has a slew rate of 225/250 V/μs and a settling time to 0.1% of 47 ns, ensuring rapid and precise signal handling.
- Low Input Offset Voltage and Drift: The op-amp offers very low input offset voltage and drift, making it suitable for driving high-precision ADCs and other sensitive applications.
Applications
- High-Resolution Data Acquisition Instrumentation: Ideal for applications requiring high precision and low noise, such as medical devices and scientific instruments.
- High-Performance Battery-Powered Systems: Suitable for portable and battery-powered devices where low power consumption is critical.
- High-Component-Density Systems: Used in applications where space is limited and high performance is required, such as in aerospace and automotive systems.
- Precision ADC Drivers: Excellent for driving multiplexed and high-throughput precision ADCs, including 16-/18-bit SARs and 24-bit Δ-Σ ADCs.
Q & A
- What is the input voltage noise of the ADA4807-1AKSZ-R2?
The input voltage noise is 3.1 nV/√Hz.
- What is the bandwidth of the ADA4807-1AKSZ-R2?
The bandwidth is 180 MHz for a gain of +1 and an output voltage of 20 mV p-p.
- How much current does the ADA4807-1AKSZ-R2 consume per amplifier?
The supply current per amplifier is 1.0 mA.
- What is the slew rate of the ADA4807-1AKSZ-R2?
The slew rate is 225/250 V/μs for a gain of +1 and a 5 V step input.
- What is the settling time to 0.1% for the ADA4807-1AKSZ-R2?
The settling time to 0.1% is 47 ns for a gain of +1 and a 4 V step output.
- Does the ADA4807-1AKSZ-R2 support rail-to-rail input and output?
Yes, it supports rail-to-rail input and output.
- What is the common-mode rejection ratio (CMRR) of the ADA4807-1AKSZ-R2?
The CMRR is 96 to 110 dB for VICM = −3 V to +2 V.
- What are some typical applications of the ADA4807-1AKSZ-R2?
Typical applications include high-resolution data acquisition instrumentation, high-performance battery-powered systems, high-component-density systems, and precision ADC drivers.
- What is the input offset voltage and drift performance of the ADA4807-1AKSZ-R2?
The input offset voltage and drift performance are very low, making it ideal for high-precision applications.
- Is the ADA4807-1AKSZ-R2 suitable for driving high-throughput precision ADCs?
Yes, it is suitable for driving multiplexed and high-throughput precision 16-/18-bit SARs and 24-bit Δ-Σ ADCs.
