Overview
The AD8021ARZ-REEL is a high-speed, low-noise operational amplifier produced by Analog Devices Inc. This single-channel amplifier is designed for use in high-speed, low-power instruments and is fabricated on Analog Devices' proprietary High Voltage eXtra-Fast Complementary Bipolar (XFCB) process. It offers low voltage and current noise, making it ideal for 16-bit systems and various signal processing applications. The AD8021ARZ-REEL operates over a wide range of supply voltages from ±2.25 V to ±12 V, as well as from single 5 V supplies, and is available in an 8-lead SOIC package.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | AD8021ARZ-REEL |
| Manufacturer | Analog Devices Inc. |
| Package / Case | 8-SOIC (0.154, 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage | ±2.25 V to ±12 V, 5 V single supply |
| Quiescent Supply Current | 7.7 mA |
| Output Current | 60 mA |
| Slew Rate | 460 V/μs |
| Bandwidth | 560 MHz |
| Gain Bandwidth Product | 1 GHz |
| Input Offset Voltage (Vos) | 1 mV |
| Common Mode Rejection Ratio | 98 dB |
| Power Supply Rejection Ratio (PSRR) | 95 dB |
| Settling Time | 23 ns |
Key Features
- Low noise: 2.1 nV/√Hz typical voltage noise and 2.1 pA/√Hz typical current noise at 50 kHz.
- High speed: 560 MHz bandwidth and 460 V/μs slew rate.
- Low quiescent supply current: 7.7 mA at ±5 V supply.
- Wide supply voltage range: ±2.25 V to ±12 V and single 5 V supply.
- Output disable pin to reduce quiescent supply current to 1.3 mA.
- Stable over temperature with low input offset voltage drift and input bias current drift.
- Capable of driving a 75 Ω line with ±3 V video signals.
- Available in 8-lead SOIC and MSOP packages.
Applications
- High-speed, low-power instruments.
- 16-bit systems and other high-resolution data acquisition systems.
- Video and audio signal processing.
- Control loops and general-purpose amplification in signal processing chains.
- Medical and industrial instrumentation.
Q & A
- What is the typical voltage noise of the AD8021ARZ-REEL?
The typical voltage noise of the AD8021ARZ-REEL is 2.1 nV/√Hz at 50 kHz.
- What is the slew rate of the AD8021ARZ-REEL?
The slew rate of the AD8021ARZ-REEL is 460 V/μs.
- What is the quiescent supply current of the AD8021ARZ-REEL?
The quiescent supply current of the AD8021ARZ-REEL is 7.7 mA at ±5 V supply.
- What is the operating temperature range of the AD8021ARZ-REEL?
The operating temperature range of the AD8021ARZ-REEL is -40°C to 85°C.
- What is the gain bandwidth product of the AD8021ARZ-REEL?
The gain bandwidth product of the AD8021ARZ-REEL is 1 GHz.
- Can the AD8021ARZ-REEL drive a 75 Ω line?
Yes, the AD8021ARZ-REEL is capable of driving a 75 Ω line with ±3 V video signals.
- What is the input offset voltage of the AD8021ARZ-REEL?
The input offset voltage of the AD8021ARZ-REEL is 1 mV).
- What is the settling time of the AD8021ARZ-REEL?
The settling time of the AD8021ARZ-REEL is 23 ns for a 1 V step).
- Is the AD8021ARZ-REEL available in different packages?
Yes, the AD8021ARZ-REEL is available in both 8-lead SOIC and MSOP packages).
- What is the typical current noise of the AD8021ARZ-REEL?
The typical current noise of the AD8021ARZ-REEL is 2.1 pA/√Hz at 50 kHz).
