Overview
The ADA4610-4ARZ-R7, produced by Analog Devices Inc., is a precision quad operational amplifier featuring low noise, low offset voltage, and rail-to-rail output. This JFET amplifier is part of the ADA4610 series, which includes single, dual, and quad configurations. The ADA4610-4ARZ-R7 is particularly suited for applications requiring high dc precision, low noise, and fast settling times, making it ideal for medical instruments, electronic measurement, and automated test equipment.
Key Specifications
| Parameter | Symbol | Test Conditions/Comments | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | B Grade | 0.2 | 0.4 | 0.8 | mV |
| Offset Voltage Drift | ΔVOS/ΔT | B Grade | 0.5 | 2 | - | µV/°C |
| Input Bias Current | IB | - | 5 | 25 | 1.50 nA | pA |
| Input Offset Current | IOS | - | 2 | 20 | 0.25 nA | pA |
| Input Voltage Range | - | -12.5 to +12.5 V | - | - | - | V |
| Common-Mode Rejection Ratio | CMRR | VCM = -12.5 V to +12.5 V | 100 | 115 | 96 dB | dB |
| Large Signal Voltage Gain | AVO | RL = 2 kΩ, VOUT = ±13.5 V | 102 | 104 | 86 dB | dB |
| Input Capacitance | - | VCM = 0 V, Differential | - | 3.1 | - | pF |
| Input Resistance | - | VCM = 0 V | - | - | >1013 Ω | Ω |
| Output Voltage High | VOH | RL = 2 kΩ | 14.80 | 14.90 | 14.65 V | V |
| Output Voltage Low | VOL | RL = 2 kΩ | -14.90 | -14.85 | -14.75 V | V |
Key Features
- Low offset voltage: B grade maximum of 0.4 mV and A grade maximum of 1 mV
- Low offset voltage drift: B grade maximum of 2 µV/°C and A grade maximum of 8 µV/°C
- Low input bias current: Typical 5 pA
- Low noise: Voltage noise density of 7.3 nV/√Hz at 1 kHz
- Rail-to-rail output: Ensures maximum output swing
- No phase reversal: Maintains stability even when input voltages exceed the maximum common-mode voltage range
- Fast settling time and high stability with capacitive loads: Suitable for high-performance filters
- Dual-supply operation: Compatible with ±5 V to ±15 V supplies
Applications
- Medical instruments: Due to its high precision and low noise characteristics
- Electronic measurement: Ideal for precise current measurements using shunts and high impedance sensor amplification
- Automated test equipment: Provides superior accuracy and fast settling times
- Precision current measurement: Suitable for applications requiring accurate current measurements
- Photodiode amplifiers and sensors: Low noise and high precision make it suitable for these applications
- Audio and multipole filters: High performance and stability with capacitive loads
Q & A
- What is the ADA4610-4ARZ-R7?
The ADA4610-4ARZ-R7 is a precision quad operational amplifier from Analog Devices Inc., featuring low noise, low offset voltage, and rail-to-rail output.
- What are the key features of the ADA4610-4ARZ-R7?
Key features include low offset voltage, low offset voltage drift, low input bias current, low noise, rail-to-rail output, and no phase reversal.
- What are the typical applications of the ADA4610-4ARZ-R7?
Typical applications include medical instruments, electronic measurement, automated test equipment, precision current measurement, photodiode amplifiers, sensors, and audio and multipole filters.
- What is the input voltage range of the ADA4610-4ARZ-R7?
The input voltage range is from -12.5 V to +12.5 V.
- What is the common-mode rejection ratio (CMRR) of the ADA4610-4ARZ-R7?
The CMRR is 100 dB to 115 dB over the temperature range of -40°C to +125°C.
- Does the ADA4610-4ARZ-R7 suffer from phase reversal?
No, the ADA4610-4ARZ-R7 does not suffer from phase reversal even when input voltages exceed the maximum common-mode voltage range.
- What is the typical input bias current of the ADA4610-4ARZ-R7?
The typical input bias current is 5 pA.
- What is the output voltage range of the ADA4610-4ARZ-R7?
The output voltage range is from approximately -14.90 V to +14.90 V with a 2 kΩ load.
- Is the ADA4610-4ARZ-R7 stable with capacitive loads?
Yes, the ADA4610-4ARZ-R7 maintains fast settling performance and stability with substantial capacitive loads.
- What is the package type of the ADA4610-4ARZ-R7?
The ADA4610-4ARZ-R7 comes in a 14-SOIC package.
