Overview
The AD8038ARZ is a high-speed, low-power voltage feedback operational amplifier manufactured by Analog Devices Inc. This single-channel amplifier is designed for applications where both high performance and low power consumption are critical. It features a 350 MHz bandwidth, a slew rate of 425 V/μs, and an exceptionally low quiescent current of 1.0 mA per amplifier. The AD8038ARZ is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Bandwidth (G = +1) | 275 | 300 | - | MHz |
| Slew Rate (G = +1) | 340 | 365 | - | V/μs |
| Quiescent Current per Amplifier | 0.9 | 1.0 | 1.5 | mA |
| Input Bias Current | - | - | 750 | nA |
| Input Noise Voltage | - | 8 | - | nV/√Hz @ 100 kHz |
| Input Noise Current | - | 600 | - | fA/√Hz @ 100 kHz |
| Supply Voltage Range | 3 | - | 12 | V |
| Operating Temperature Range | -40 | - | 85 | °C |
| Package Type | - | - | - | 8-SOIC (0.154", 3.90mm Width) |
| Number of Pins | - | - | - | 8 |
Key Features
- High-speed operation with a 350 MHz bandwidth and a slew rate of 425 V/μs.
- Low power consumption with a quiescent current of 1.0 mA per amplifier.
- Low noise operation: 8 nV/√Hz and 600 fA/√Hz at 100 kHz.
- Low input bias current: 750 nA maximum.
- Wide supply voltage range: 3 V to 12 V.
- Disable feature available in the 8-lead SOIC package.
- High input common-mode voltage range and output swing.
- Capable of driving capacitive loads up to 15 pF.
Applications
The AD8038ARZ is suitable for a variety of applications where high performance, low power, and small size are essential. These include:
- High-speed data acquisition systems.
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems requiring low power and high reliability.
- Industrial control and automation systems.
- Telecommunication and networking equipment.
Q & A
- What is the bandwidth of the AD8038ARZ operational amplifier?
The AD8038ARZ has a bandwidth of 275 MHz to 300 MHz for a gain of +1.
- What is the slew rate of the AD8038ARZ?
The slew rate of the AD8038ARZ is 340 V/μs to 365 V/μs for a gain of +1.
- What is the quiescent current of the AD8038ARZ?
The quiescent current of the AD8038ARZ is 0.9 mA to 1.5 mA per amplifier.
- What is the input noise voltage of the AD8038ARZ?
The input noise voltage of the AD8038ARZ is 8 nV/√Hz at 100 kHz.
- What is the supply voltage range of the AD8038ARZ?
The supply voltage range of the AD8038ARZ is 3 V to 12 V.
- What is the operating temperature range of the AD8038ARZ?
The operating temperature range of the AD8038ARZ is -40°C to 85°C.
- What package type is the AD8038ARZ available in?
The AD8038ARZ is available in an 8-lead SOIC (Small Outline Integrated Circuit) package.
- Does the AD8038ARZ have a disable feature?
Yes, the AD8038ARZ has a disable feature available in the 8-lead SOIC package.
- What is the input bias current of the AD8038ARZ?
The input bias current of the AD8038ARZ is 750 nA maximum.
- Can the AD8038ARZ drive capacitive loads?
Yes, the AD8038ARZ can drive capacitive loads up to 15 pF.
