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Спецификации
| Атрибут | Ценность |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | Zero-Drift |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.5V/µs |
| GainBandwidthProduct | 3.4 MHz |
| -3dbBandwidth | 6.5 MHz |
| Current-InputBias | 125 pA |
| Voltage-InputOffset | 0.3 µV |
| Current-Supply | 1.5mA (x2 Channels) |
| Current-Output/Channel | 40 mA |
| Voltage-SupplySpan(Min) | 2.2 V |
| Voltage-SupplySpan(Max) | 5.5 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Обзор
Description
The ADA4528-2ARMZ is a precision operational amplifier designed by Analog Devices. It is part of the ADA4528 series, known for its ultra-low noise and high precision performance. This dual op-amp features a low offset voltage, wide bandwidth, and low input bias current, making it ideal for applications requiring high accuracy and stability.
Key specifications include:
- Low offset voltage: 2.5 µV
- Low noise: 5.3 nV/√Hz
- Wide supply voltage range: 4.5 V to 55 V
- Rail-to-rail input and output
- Low total harmonic distortion (THD): 0.0001%
The ADA4528-2ARMZ is housed in an MSOP-8 package, providing a compact footprint suitable for space-constrained applications. It is commonly used in precision instrumentation, sensor signal conditioning, and low-noise audio processing. Its robust performance makes it suitable for both analog and mixed-signal systems where high precision is required.
Key specifications include:
- Low offset voltage: 2.5 µV
- Low noise: 5.3 nV/√Hz
- Wide supply voltage range: 4.5 V to 55 V
- Rail-to-rail input and output
- Low total harmonic distortion (THD): 0.0001%
The ADA4528-2ARMZ is housed in an MSOP-8 package, providing a compact footprint suitable for space-constrained applications. It is commonly used in precision instrumentation, sensor signal conditioning, and low-noise audio processing. Its robust performance makes it suitable for both analog and mixed-signal systems where high precision is required.
Equivalent
The ADA4528-2ARMZ is a precision, low-noise operational amplifier. Equivalent products include:
1. TI OPA2188 - Offers low noise and precision.
2. LT6018 by Analog Devices - Provides low offset voltage and noise.
3. MAX44246 by Maxim Integrated - Known for low-noise and high precision.
4. OP2178 - Another precision op-amp by Analog Devices.
5. LTC2057 by Analog Devices - Zero-drift operational amplifier.
These alternatives should be evaluated based on specific design requirements and specifications.
1. TI OPA2188 - Offers low noise and precision.
2. LT6018 by Analog Devices - Provides low offset voltage and noise.
3. MAX44246 by Maxim Integrated - Known for low-noise and high precision.
4. OP2178 - Another precision op-amp by Analog Devices.
5. LTC2057 by Analog Devices - Zero-drift operational amplifier.
These alternatives should be evaluated based on specific design requirements and specifications.
Features
The ADA4528-2ARMZ is a precision operational amplifier known for its ultra-low noise and precision performance. Key features include:
1. Low Noise: It boasts an exceptionally low voltage noise density of 5.8 nV/√Hz, making it ideal for low-noise applications.
2. Low Offset Voltage: The amplifier has a low offset voltage of 2.5 µV (typical), ensuring high accuracy in signal processing.
3. Low Offset Voltage Drift: With a drift of just 0.015 µV/°C, it maintains precision over varying temperatures.
4. Low Input Bias Current: It provides a low input bias current of 250 pA, reducing errors in high-impedance applications.
5. High Gain Bandwidth: The amplifier offers a gain bandwidth product of 10 MHz, supporting high-speed applications.
6. Low Total Harmonic Distortion: Ensures signal integrity in audio and other sensitive applications.
7. Rail-to-Rail Output: Provides maximum output range, enhancing dynamic performance.
8. Supply Voltage Range: Operates over a wide supply voltage range from 4.5 V to 55 V.
9. Dual Channel: As a dual-channel op-amp, it supports applications requiring multiple amplification stages.
These features make the ADA4528-2ARMZ suitable for precision instrumentation, sensor interfaces, and audio applications.
1. Low Noise: It boasts an exceptionally low voltage noise density of 5.8 nV/√Hz, making it ideal for low-noise applications.
2. Low Offset Voltage: The amplifier has a low offset voltage of 2.5 µV (typical), ensuring high accuracy in signal processing.
3. Low Offset Voltage Drift: With a drift of just 0.015 µV/°C, it maintains precision over varying temperatures.
4. Low Input Bias Current: It provides a low input bias current of 250 pA, reducing errors in high-impedance applications.
5. High Gain Bandwidth: The amplifier offers a gain bandwidth product of 10 MHz, supporting high-speed applications.
6. Low Total Harmonic Distortion: Ensures signal integrity in audio and other sensitive applications.
7. Rail-to-Rail Output: Provides maximum output range, enhancing dynamic performance.
8. Supply Voltage Range: Operates over a wide supply voltage range from 4.5 V to 55 V.
9. Dual Channel: As a dual-channel op-amp, it supports applications requiring multiple amplification stages.
These features make the ADA4528-2ARMZ suitable for precision instrumentation, sensor interfaces, and audio applications.
Pinout
The ADA4528-2ARMZ is a precision dual operational amplifier. It comes in an 8-lead MSOP package. The pin count for this package is 8. Here is a brief description of the pin functions:
1. IN1- (Pin 1): Inverting input for amplifier 1.
2. IN1+ (Pin 2): Non-inverting input for amplifier 1.
3. V- (Pin 3): Negative power supply voltage.
4. OUT1 (Pin 4): Output of amplifier 1.
5. OUT2 (Pin 5): Output of amplifier 2.
6. V+ (Pin 6): Positive power supply voltage.
7. IN2+ (Pin 7): Non-inverting input for amplifier 2.
8. IN2- (Pin 8): Inverting input for amplifier 2.
The ADA4528-2ARMZ is designed for precision, low noise, and low offset voltage applications, making it suitable for various precision and low-distortion applications.
1. IN1- (Pin 1): Inverting input for amplifier 1.
2. IN1+ (Pin 2): Non-inverting input for amplifier 1.
3. V- (Pin 3): Negative power supply voltage.
4. OUT1 (Pin 4): Output of amplifier 1.
5. OUT2 (Pin 5): Output of amplifier 2.
6. V+ (Pin 6): Positive power supply voltage.
7. IN2+ (Pin 7): Non-inverting input for amplifier 2.
8. IN2- (Pin 8): Inverting input for amplifier 2.
The ADA4528-2ARMZ is designed for precision, low noise, and low offset voltage applications, making it suitable for various precision and low-distortion applications.
Manufacturer
The ADA4528-2ARMZ is manufactured by Analog Devices, Inc. Analog Devices is a company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company is known for its focus on high-performance electronics and serves a wide range of industries, including automotive, communications, consumer electronics, healthcare, industrial, and instrumentation. Analog Devices is recognized for its innovation in areas such as data conversion, signal processing, and power management.
Application
The ADA4528-2ARMZ is a precision, low-noise, low-offset, rail-to-rail input/output operational amplifier. Its application areas include precision instrumentation, sensor signal conditioning, medical instrumentation, and active filters. It's also used in high-accuracy data acquisition systems, test and measurement equipment, and precision diode power measurements. Its low noise and high precision characteristics make it suitable for applications requiring precise amplification and low signal distortion. The rail-to-rail input/output and low offset voltage enhance its performance in low-voltage and single-supply applications.
Package
The ADA4528-2ARMZ is an operational amplifier by Analog Devices, packaged in an 8-lead MSOP (Mini Small Outline Package).
