Overview
The AD8692ARMZ-R2 is a dual rail-to-rail output, single-supply operational amplifier produced by Analog Devices Inc. It is part of the AD8691, AD8692, and AD8694 family, known for their low cost, low offset voltage, and low input bias currents. These amplifiers are designed for a wide range of applications requiring high precision and low noise amplification.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | -40°C < TA < +125°C | 1.3 | - | 6 | µV |
| Input Bias Current | -40°C < TA < +125°C | - | - | 1 | pA |
| Noise Voltage Density | f = 1 kHz | - | - | 8 | nV/√Hz |
| Bandwidth | - | - | - | 10 | MHz |
| Supply Voltage Range | - | 2.7 | - | 6 | V |
| Supply Current/Amplifier | VO = 0 V | 0.95 | - | 1.05 | mA |
| Output Voltage High | IL = 1 mA | 4.96 | - | 4.98 | V |
| Output Voltage Low | IL = 1 mA | 20 | - | 40 | mV |
| Short-Circuit Current | - | - | - | ±80 | mA |
| Slew Rate | RL = 2 kΩ | - | - | 5 | V/µs |
| Settling Time | To 0.01% | - | - | 1 | µs |
Key Features
- Low offset voltage drift: 6 µV/°C maximum
- Very low input bias currents: 1 pA maximum
- Low noise: 8 nV/√Hz
- Wide bandwidth: 10 MHz
- Unity-gain stable
- Single-supply operation: 2.7 V to 6 V
- Rail-to-rail output
- High open-loop gain: up to 250 V/mV
- High common-mode rejection ratio (CMRR): up to 95 dB
- Qualified for automotive applications
Applications
- Photodiode amplification
- Battery-powered instrumentation
- Medical instruments
- Multipole filters
- Sensors
- Portable audio devices
- Automotive systems
Q & A
- What is the input offset voltage of the AD8692ARMZ-R2?
The input offset voltage of the AD8692ARMZ-R2 is 1.3 to 6 µV over the temperature range of -40°C to +125°C. - What is the input bias current of the AD8692ARMZ-R2?
The input bias current is 1 pA maximum. - What is the noise voltage density of the AD8692ARMZ-R2?
The noise voltage density is 8 nV/√Hz at 1 kHz. - What is the bandwidth of the AD8692ARMZ-R2?
The bandwidth is 10 MHz. - What is the supply voltage range for the AD8692ARMZ-R2?
The supply voltage range is 2.7 V to 6 V. - What is the typical supply current per amplifier for the AD8692ARMZ-R2?
The typical supply current per amplifier is 0.95 to 1.05 mA. - What are the output voltage high and low specifications for the AD8692ARMZ-R2?
The output voltage high is 4.96 to 4.98 V at 1 mA load current, and the output voltage low is 20 to 40 mV at 1 mA load current. - What is the short-circuit current of the AD8692ARMZ-R2?
The short-circuit current is ±80 mA. - What is the slew rate of the AD8692ARMZ-R2?
The slew rate is 5 V/µs. - What is the settling time of the AD8692ARMZ-R2 to 0.01%?
The settling time is 1 µs.
