Overview
The AD8664ARUZ-REEL is a rail-to-rail output, single-supply operational amplifier produced by Analog Devices Inc. This amplifier utilizes the patented DigiTrim® trimming technique to achieve low offset voltage, making it suitable for a wide range of applications. It operates over a supply voltage range of 5 V to 16 V, offering low input bias current, wide signal bandwidth, and low noise characteristics.
Key Specifications
| Parameter | Symbol | Test Conditions/Comments | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | VCM = VS/2, TA = 25°C | 50 | 160 | 1000 | µV |
| Input Bias Current | IB | −40°C < TA < +85°C | 0.3 | 1 | 50 | pA |
| Input Offset Current | IOS | −40°C < TA < +85°C | 0.2 | 0.5 | 20 | pA |
| Input Voltage Range | −0.1 | +14.0 | V | |||
| Common-Mode Rejection Ratio | CMRR | VCM = −0.1 V to +14.0 V | 90 | 110 | dB | |
| Large Signal Voltage Gain | AVO | RL = 2 kΩ, VO = 0.5 V to 15.5 V | 200 | 360 | ||
| Supply Current per Amplifier | ISY | VO = VS/2, −40°C < TA < +85°C | 1.25 | 1.55 | 1.9 | mA |
| Slew Rate | SR | RL = 2 kΩ | 3.5 | V/µs | ||
| Gain Bandwidth Product | GBP | 4 | MHz | |||
| Phase Margin | ΦO | 65 | Degrees | |||
| Peak-to-Peak Noise | en p-p | f = 0.1 Hz to 10 Hz | 2.5 | µV p-p | ||
| Voltage Noise Density | en | f = 1 kHz | 12 | nV/√Hz | ||
| Current Noise Density | in | f = 1 kHz | 0.1 | pA/√Hz |
Key Features
- Low offset voltage: 100 µV maximum at VS = 5 V
- Low input bias current: 1 pA maximum
- Single-supply operation: 5 V to 16 V
- Low noise: 10 nV/√Hz
- Wide bandwidth: 4 MHz
- Unity-gain stable
- Small package options: Available in 14-lead TSSOP and SOIC packages
- High input impedance and low voltage and current noise
Applications
- Systems using high impedance sensors, such as photodiodes
- High performance analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)
- Audio applications
- Medical monitoring equipment
Q & A
- What is the supply voltage range of the AD8664ARUZ-REEL? The supply voltage range is 5 V to 16 V.
- What is the maximum offset voltage at 5 V supply? The maximum offset voltage is 100 µV.
- What is the input bias current of the AD8664ARUZ-REEL? The input bias current is 1 pA maximum.
- What is the gain bandwidth product of the AD8664ARUZ-REEL? The gain bandwidth product is 4 MHz.
- What are the package options for the AD8664ARUZ-REEL? It is available in 14-lead TSSOP and SOIC packages.
- What are some typical applications of the AD8664ARUZ-REEL? Typical applications include systems using high impedance sensors, high performance ADCs and DACs, audio applications, and medical monitoring equipment.
- What is the slew rate of the AD8664ARUZ-REEL? The slew rate is 3.5 V/µs.
- What is the phase margin of the AD8664ARUZ-REEL? The phase margin is 65 degrees.
- What is the voltage noise density of the AD8664ARUZ-REEL at 1 kHz? The voltage noise density is 12 nV/√Hz.
- What is the current noise density of the AD8664ARUZ-REEL at 1 kHz? The current noise density is 0.1 pA/√Hz.
