Overview
The AD8034ARTZ-REEL7 is a dual operational amplifier (op amp) produced by Analog Devices Inc. It belongs to the FastFET™ family, which are voltage feedback amplifiers with FET inputs. These amplifiers are known for their ease of use and excellent performance, making them suitable for a wide range of applications. The AD8034 is particularly notable for its high speed, low noise, and rail-to-rail output capabilities, making it an ideal choice for high-performance analog circuits.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| −3 dB Bandwidth | G = +1, VOUT = 0.2 V p-p | 65 | 80 | - | MHz |
| −3 dB Bandwidth | G = +2, VOUT = 0.2 V p-p | 30 | - | - | MHz |
| Slew Rate (25% to 75%) | G = +2, VOUT = 4 V step | 55 | 80 | - | V/μs |
| Settling Time to 0.1% | G = +2, VOUT = 2 V step | 95 | - | - | ns |
| Input Bias Current | - | - | 0.7 fA/√Hz (f = 100 kHz) | - | fA/√Hz |
| Offset Voltage | - | 1 | - | mV | |
| Common-Mode Rejection Ratio (CMRR) | - | - | -100 | dB | |
| Power Supply Range | - | 5 | 24 | V | |
| Quiescent Current per Amplifier | - | 3.3 | 3.5 | mA | |
| Output Voltage Swing | - | ±4.75 | ±4.95 | V |
Key Features
- High Speed: 80 MHz bandwidth and 80 V/μs slew rate, making it suitable for high-frequency applications.
- Low Noise: 11 nV/√Hz and 0.7 fA/√Hz noise specifications, ensuring low distortion and high signal integrity.
- Rail-to-Rail Output: The amplifier can drive the output voltage to within a few millivolts of the supply rails.
- Wide Supply Voltage Range: Operates from 5 V to 24 V, providing flexibility in various power supply configurations.
- Low Power Consumption: Typical quiescent current of 3.3 mA per amplifier, suitable for power-sensitive applications.
- High Common-Mode Rejection Ratio (CMRR): -100 dB, ensuring good rejection of common-mode signals.
- No Phase Reversal: Maintains the correct phase of the output signal even when the input signal exceeds the supply rails.
- Compact Packaging: Available in 8-lead SOIC, 8-lead SOT-23, and 5-lead SC70 packages, suitable for space-constrained designs.
Applications
- Instrumentation: Ideal for precision measurement and data acquisition systems due to its high accuracy and low noise.
- Filters: Can be used in active filter designs where high bandwidth and low distortion are required.
- Level Shifting: Suitable for level shifting applications due to its rail-to-rail output capability.
- Buffering: Can be used as a buffer amplifier to isolate stages in a signal chain and maintain signal integrity.
Q & A
- What is the bandwidth of the AD8034 amplifier?
The AD8034 has a bandwidth of up to 80 MHz for a gain of +1 and 30 MHz for a gain of +2.
- What is the typical offset voltage of the AD8034?
The typical offset voltage is 1 mV.
- What is the common-mode rejection ratio (CMRR) of the AD8034?
The CMRR is -100 dB.
- What is the power supply range for the AD8034?
The AD8034 operates from a supply voltage range of 5 V to 24 V.
- What is the typical quiescent current per amplifier for the AD8034?
The typical quiescent current per amplifier is 3.3 mA.
- Does the AD8034 have rail-to-rail output capability?
Yes, the AD8034 has rail-to-rail output capability.
- What are the available package options for the AD8034?
The AD8034 is available in 8-lead SOIC, 8-lead SOT-23, and 5-lead SC70 packages.
- What are some common applications of the AD8034?
The AD8034 is commonly used in instrumentation, filters, level shifting, and buffering applications.
- Does the AD8034 have phase reversal issues?
No, the AD8034 does not have phase reversal issues.
- What is the slew rate of the AD8034?
The slew rate of the AD8034 is up to 80 V/μs.
