Overview
The AD8028ARZ-REEL7, produced by Analog Devices Inc., is a high-speed, low-distortion voltage feedback amplifier. This component is part of the AD8027/AD8028 family, known for its rail-to-rail input and output capabilities, operating on low supply voltages. It is optimized for high performance and a wide dynamic signal range, making it suitable for various precision applications.
The AD8028ARZ-REEL7 is available in a 10-lead MSOP package and is designed to work over an extended temperature range of −40°C to +125°C. It features a shutdown mode controlled via the DISABLE/SELECT pin, which is useful for power management in different application scenarios.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Bandwidth (G = +1) | 190 | MHz | ||
| Slew Rate | 100 | V/μs | ||
| Signal-to-Noise and Distortion Ratio (SFDR) at 1 MHz | 120 | dBc | ||
| Signal-to-Noise and Distortion Ratio (SFDR) at 5 MHz | 80 | dBc | ||
| Noise Voltage | 4.3 | nV/√Hz | ||
| Noise Current | 1.6 | pA/√Hz | ||
| Offset Voltage | 900 | μV | ||
| Supply Current per Amplifier | 6.5 | mA | ||
| Supply Voltage Range | 2.7 | 12 | V | |
| Operating Temperature Range | −40 | +125 | °C |
Key Features
- High speed with 190 MHz bandwidth (G = +1) and 100 V/μs slew rate.
- Low distortion with 120 dBc SFDR at 1 MHz and 80 dBc SFDR at 5 MHz.
- Low noise: 4.3 nV/√Hz and 1.6 pA/√Hz.
- Low offset voltage: 900 μV maximum.
- Low power consumption: 6.5 mA per amplifier supply current.
- Power-down mode controlled via the DISABLE/SELECT pin.
- No phase reversal: VIN > |VS| + 200 mV.
- Wide supply range: 2.7 V to 12 V.
- Small packaging options: 8-lead SOIC, 6-lead SOT-23, and 10-lead MSOP.
- Qualified for automotive applications (AD8028WARMZ-R7 only).
Applications
- Filters
- ADC drivers
- Level shifting
- Buffering
- Professional video
- Low voltage instrumentation
Q & A
- What is the bandwidth of the AD8028ARZ-REEL7 at a gain of +1?
The bandwidth is 190 MHz at a gain of +1.
- What is the slew rate of the AD8028ARZ-REEL7?
The slew rate is 100 V/μs.
- What is the signal-to-noise and distortion ratio (SFDR) at 1 MHz?
The SFDR at 1 MHz is 120 dBc.
- What is the noise voltage of the AD8028ARZ-REEL7?
The noise voltage is 4.3 nV/√Hz.
- What is the maximum offset voltage of the AD8028ARZ-REEL7?
The maximum offset voltage is 900 μV.
- What is the supply current per amplifier for the AD8028ARZ-REEL7?
The supply current per amplifier is 6.5 mA.
- What is the supply voltage range for the AD8028ARZ-REEL7?
The supply voltage range is from 2.7 V to 12 V.
- Does the AD8028ARZ-REEL7 have a power-down mode?
- What are the typical applications of the AD8028ARZ-REEL7?
The typical applications include filters, ADC drivers, level shifting, buffering, professional video, and low voltage instrumentation.
- Is the AD8028ARZ-REEL7 qualified for automotive applications?
No, the automotive grade version is AD8028WARMZ-R7.
