Overview
The AD8033AR-REEL is a single-channel, voltage feedback operational amplifier produced by Analog Devices Inc. It is part of the FastFET™ family, known for its FET inputs, which offer ease of use and excellent performance. The AD8033 is fabricated using Analog Devices' proprietary XFCB (eXtra Fast Complementary Bipolar) process, which enhances its performance characteristics. This amplifier is notable for its high speed, low noise, and wide supply voltage range, making it versatile for various applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| −3 dB Bandwidth | G = +1, VOUT = 0.2 V p-p | 65 | 80 | MHz | |
| Slew Rate (25% to 75%) | G = +2, VOUT = 4 V step | 55 | 80 | V/μs | |
| Input Noise Voltage | f = 100 kHz | 11 nV/√Hz | nV/√Hz | ||
| Input Noise Current | f = 100 kHz | 0.7 fA/√Hz | fA/√Hz | ||
| Offset Voltage | 1 mV | mV | |||
| Supply Voltage Range | 5 | 24 | V | ||
| Quiescent Current per Amplifier | 3.3 | 3.5 | mA | ||
| Output Voltage Swing | ±4.75 | ±4.95 | V | ||
| Common-Mode Rejection Ratio (CMRR) | −90 | −100 | dB |
Key Features
- High Speed Performance: 80 MHz bandwidth and 80 V/μs slew rate, making it suitable for high-speed applications.
- Low Noise: Input noise voltage of 11 nV/√Hz and input noise current of 0.7 fA/√Hz at 100 kHz.
- Wide Supply Voltage Range: Operates from 5 V to 24 V, allowing for both single-supply and dual-supply configurations.
- Rail-to-Rail Output: Output voltage swing extends to within 20 mV of the supply rails.
- Low Power Consumption: Typical quiescent current of 3.3 mA per amplifier.
- No Phase Reversal: Ensures stable operation even when the input voltage exceeds the supply rails by a small margin.
- High Common-Mode Rejection Ratio (CMRR): CMRR of −100 dB, ensuring good common-mode rejection.
- Compact Packaging: Available in 8-lead SOIC, 8-lead SOT-23, and 5-lead SC70 packages.
Applications
- Instrumentation: Suitable for use in various instrumentation applications due to its high accuracy and stability.
- Filters and Level Shifting: Can be used in filter circuits and for level shifting due to its high bandwidth and low distortion.
- Buffering: Ideal as a buffer amplifier in high-speed systems, including A/D converters and active filters.
- Portable and Battery-Operated Systems: Low power consumption makes it suitable for battery-operated devices.
- High Component Density Systems: Compact packaging makes it ideal for systems where space is limited.
Q & A
- What is the bandwidth of the AD8033AR-REEL amplifier?
The AD8033AR-REEL has a bandwidth of 80 MHz for a gain of +1 and 30 MHz for a gain of +2 with VOUT = 0.2 V p-p.
- What is the slew rate of the AD8033AR-REEL amplifier?
The slew rate of the AD8033AR-REEL is 80 V/μs for a gain of +2 with a 4 V step output.
- What is the input noise voltage of the AD8033AR-REEL amplifier?
The input noise voltage is 11 nV/√Hz at 100 kHz.
- What is the supply voltage range for the AD8033AR-REEL amplifier?
The AD8033AR-REEL operates from a supply voltage range of 5 V to 24 V.
- Does the AD8033AR-REEL amplifier have rail-to-rail output capability?
Yes, the AD8033AR-REEL has rail-to-rail output capability, with the output voltage swing extending to within 20 mV of the supply rails.
- What is the typical quiescent current of the AD8033AR-REEL amplifier?
The typical quiescent current is 3.3 mA per amplifier.
- Does the AD8033AR-REEL amplifier exhibit phase reversal?
No, the AD8033AR-REEL does not exhibit phase reversal even when the input voltage exceeds the supply rails by a small margin.
- What are the common packaging options for the AD8033AR-REEL amplifier?
The AD8033AR-REEL is available in 8-lead SOIC, 8-lead SOT-23, and 5-lead SC70 packages.
- What are some typical applications for the AD8033AR-REEL amplifier?
Typical applications include instrumentation, filters, level shifting, buffering, and use in portable and battery-operated systems.
- What is the common-mode rejection ratio (CMRR) of the AD8033AR-REEL amplifier?
The CMRR is −100 dB.
