Overview
The ADA4665-2ARMZ-R7 is a dual operational amplifier produced by Analog Devices Inc., designed for applications requiring low power consumption and high performance. This CMOS rail-to-rail input/output operational amplifier is optimized for lower power budget designs, making it suitable for a variety of electronic systems. It features a low supply current, high bandwidth, and low input bias current, making it an excellent choice for precision and high-speed applications.
Key Specifications
| Parameter | Symbol | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Input Bias Current | Ib | 1 | pA | |||
| Offset Voltage Drift | Vos Drift | 3 | μV/°C | |||
| Bandwidth | GBP | RL = 10 kΩ, CL = 50 pF, AV = 1 | 1.2 | MHz | ||
| Slew Rate | SR | RL = 10 kΩ, CL = 50 pF, AV = 1 | 1 | V/μs | ||
| Supply Current per Amplifier | ISY | IO = 0 mA | 290 | 400 | 600 | μA |
| Output Voltage High | VOH | RL = 100 kΩ to VCM | 15.9 | 15.95 | V | |
| Output Voltage Low | VOL | RL = 100 kΩ to VCM | 4 | 7.5 | 15 | mV |
| Short-Circuit Current | ISC | ±30 | mA | |||
| Input Capacitance, Common Mode | CINCM | 7 | pF |
Key Features
- Low power consumption: Typical supply current of 290 μA per amplifier at high voltage.
- Low input bias current: Maximum of 1 pA.
- High bandwidth: 1.2 MHz typical.
- High slew rate: 1 V/μs typical.
- Low offset voltage drift: 3 μV/°C typical.
- Rail-to-rail input and output operation.
- Single-supply operation.
- Low noise performance: Voltage noise density of 32 nV/√Hz at 1 kHz.
Applications
- Rail-to-rail input operation.
- Current shunt sensors.
- Active filters.
- Precision instrumentation.
- High-speed data acquisition systems.
- Low-power audio and video circuits.
Q & A
- What is the typical supply current of the ADA4665-2?
The typical supply current of the ADA4665-2 is 290 μA per amplifier at high voltage.
- What is the maximum input bias current of the ADA4665-2?
The maximum input bias current of the ADA4665-2 is 1 pA.
- What is the bandwidth of the ADA4665-2?
The bandwidth of the ADA4665-2 is 1.2 MHz typical.
- What is the slew rate of the ADA4665-2?
The slew rate of the ADA4665-2 is 1 V/μs typical.
- Does the ADA4665-2 support rail-to-rail input and output operation?
Yes, the ADA4665-2 supports rail-to-rail input and output operation.
- What is the offset voltage drift of the ADA4665-2?
The offset voltage drift of the ADA4665-2 is 3 μV/°C typical.
- What are some common applications of the ADA4665-2?
Common applications include rail-to-rail input operation, current shunt sensors, active filters, precision instrumentation, and high-speed data acquisition systems.
- What is the maximum operating temperature of the ADA4665-2?
The maximum operating temperature of the ADA4665-2 is 125 °C.
- What is the package type of the ADA4665-2ARMZ-R7?
The package type of the ADA4665-2ARMZ-R7 is MSOP-8.
- Is the ADA4665-2 suitable for low-power designs?
Yes, the ADA4665-2 is optimized for lower power budget designs, making it suitable for low-power applications.
