Overview
The AD8028ARMZ-REEL, produced by Analog Devices Inc., is a high-speed, low-distortion voltage feedback operational amplifier. This device is part of the AD8027/AD8028 series, known for its rail-to-rail input and output capabilities, making it suitable for a wide range of high-performance applications. The amplifier operates on low supply voltages, ranging from 2.7 V to 12 V, and is optimized for high speed and low noise.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| -3 dB Bandwidth (G = +1) | 190 | MHz |
| Slew Rate | 100 | V/µs |
| Input Noise Voltage | 4.3 | nV/√Hz |
| Input Noise Current | 1.6 | pA/√Hz |
| Input Offset Voltage | 200 | µV |
| Supply Voltage Range | 2.7 to 12 | V |
| Quiescent Current per Amplifier | 6.5 | mA |
| Output Type | Rail-to-Rail | |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | 8-SOIC, 10-MSOP, 6-SOT-23 |
Key Features
- High speed with a -3 dB bandwidth of 190 MHz and a slew rate of 100 V/µs.
- Low distortion, with SFDR of 120 dBc at 1 MHz and 80 dBc at 5 MHz.
- Low noise, with input noise voltage of 4.3 nV/√Hz and input noise current of 1.6 pA/√Hz.
- Low offset voltage of 200 µV maximum.
- Low power consumption, with a quiescent current of 6.5 mA per amplifier.
- Power-down mode with low current consumption.
- No phase reversal when the input voltage exceeds the supply rails by 200 mV.
- Wide supply range from 2.7 V to 12 V).
- Small packaging options including 8-SOIC, 10-MSOP, and 6-SOT-23).
Applications
- Filters and ADC drivers due to its high speed and low distortion.
- Level shifting and buffering applications requiring high accuracy and low noise.
- Professional video and low-voltage instrumentation.
- Qualified for automotive applications (specifically the AD8028WARMZ-R7 model)).
Q & A
- What is the -3 dB bandwidth of the AD8028?
The -3 dB bandwidth of the AD8028 is 190 MHz at a gain of +1).
- What is the slew rate of the AD8028?
The slew rate of the AD8028 is 100 V/µs).
- What is the input noise voltage of the AD8028?
The input noise voltage of the AD8028 is 4.3 nV/√Hz).
- What is the input offset voltage of the AD8028?
The input offset voltage of the AD8028 is 200 µV maximum).
- What is the supply voltage range for the AD8028?
The supply voltage range for the AD8028 is from 2.7 V to 12 V).
- What are the packaging options for the AD8028?
The AD8028 is available in 8-SOIC, 10-MSOP, and 6-SOT-23 packages).
- Is the AD8028 suitable for automotive applications?
Yes, the AD8028WARMZ-R7 model is qualified for automotive applications).
- What is the operating temperature range of the AD8028?
The operating temperature range of the AD8028 is from -40°C to 125°C).
- Does the AD8028 have a power-down mode?
Yes, the AD8028 has a power-down mode with low current consumption).
- Is the AD8028 RoHS compliant?
Yes, the AD8028 is lead-free and RoHS compliant).
