Overview
The ADA4898-2YRDZ, produced by Analog Devices Inc., is an ultralow noise and distortion, unity gain stable, voltage feedback operational amplifier. This device is ideal for use in 16-bit and 18-bit systems, offering a wide supply voltage range from ±5 V to ±16 V. The ADA4898-2 features a linear, low noise input stage and internal compensation, achieving high slew rates and low noise. It is highly versatile, with applications in various fields such as instrumentation, active filters, DAC buffers, SAR ADC drivers, and optoelectronics.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Gain Bandwidth Product (GBP) | 65 MHz (G = +1) |
| Supply Current per Amplifier | 7.9 mA |
| Operating Temperature Range | -40°C to 105°C |
| Slew Rate | 55 V/μs |
| Voltage Noise Density | 0.9 nV/√Hz |
| Input Offset Voltage (Vos) | 160 μV maximum |
| Input Offset Voltage Drift | 1 μV/°C |
| Input Bias Current | 0.1 μA |
| Input Bias Current Drift | 2 nA/°C |
| Supply Voltage Range | ±5 V to ±16 V |
| Package | SOIC-8-EP |
Key Features
- Ultralow noise: 0.9 nV/√Hz, 2.4 pA/√Hz, and 1.2 nV/√Hz at 10 Hz.
- Ultralow distortion: −93 dBc at 500 kHz.
- Wide supply voltage range: ±5 V to ±16 V.
- High speed: 65 MHz gain bandwidth product (GBP) at G = +1.
- High slew rate: 55 V/μs.
- Unity gain stable.
- Low input offset voltage: 160 μV maximum.
- Low input offset voltage drift: 1 μV/°C.
- Low input bias current: 0.1 μA.
- Power-down feature for single 8-lead package.
- Exposed metal paddle for improved power dissipation and heat transfer.
Applications
- Instrumentation.
- Active filters.
- DAC buffers.
- SAR ADC drivers.
- Optoelectronics.
Q & A
- What is the typical gain bandwidth product (GBP) of the ADA4898-2?
The typical gain bandwidth product (GBP) of the ADA4898-2 is 65 MHz at a gain of +1.
- What is the slew rate of the ADA4898-2?
The slew rate of the ADA4898-2 is 55 V/μs.
- What is the input offset voltage of the ADA4898-2?
The input offset voltage of the ADA4898-2 is 160 μV maximum.
- What is the input bias current of the ADA4898-2?
The input bias current of the ADA4898-2 is 0.1 μA.
- What is the supply voltage range of the ADA4898-2?
The supply voltage range of the ADA4898-2 is ±5 V to ±16 V.
- Does the ADA4898-2 have a power-down feature?
Yes, the ADA4898-2 has a power-down feature for the single 8-lead package.
- What is the operating temperature range of the ADA4898-2?
The operating temperature range of the ADA4898-2 is -40°C to 105°C.
- What package type is the ADA4898-2 available in?
The ADA4898-2 is available in an 8-lead SOIC package with an exposed metal paddle.
- What are some common applications of the ADA4898-2?
The ADA4898-2 is commonly used in instrumentation, active filters, DAC buffers, SAR ADC drivers, and optoelectronics.
- Is the ADA4898-2 RoHS compliant?
Yes, the ADA4898-2 is RoHS compliant.
