Overview
The LTC6228IS8#PBF is a high-speed, low noise, rail-to-rail output operational amplifier (op amp) manufactured by Analog Devices Inc. This single-channel op amp is part of the LTC6228 series, known for its high performance and versatility. It features a gain-bandwidth product of 890 MHz and a slew rate of 500 V/μs, making it suitable for a wide range of high-speed applications. The LTC6228IS8#PBF is available in an 8-lead SOIC (Small Outline Integrated Circuit) package and is RoHS compliant.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Input Offset Voltage (VOS) | -95 | -250 | 95 | μV | |
| Input Noise Voltage Spectral Density | f = 1 MHz | 0.88 | nV/√Hz | ||
| Integrated 1/f Noise | 0.1 Hz to 10 Hz | 0.94 | μVp-p | ||
| Input Current Noise Spectral Density | f = 1 MHz, Bias Cancellation Disabled | 3 | pA/√Hz | ||
| Input Capacitance | Differential Mode | 3.5 | pF | ||
| Input Resistance | Differential Mode | 2.6 | kΩ | ||
| Supply Voltage Range | V+ - V- | 2.8 | 11.75 | V | |
| Output Swing Low | No Load | 8 | 16 | 20 | mV |
| Output Swing High | No Load | 27 | 50 | 60 | mV |
| Slew Rate | AV = +4, 8V Output Step | 250 | 500 | 500 | V/μs |
| Full Power Bandwidth | VOUT = 8VP-P, AV = +2, THD < -40dBc | 12.5 | MHz |
Key Features
- High-Speed Operation: Gain-bandwidth product of 890 MHz and a slew rate of 500 V/μs, making it ideal for high-speed applications.
- Low Noise: Input noise voltage spectral density of 0.88 nV/√Hz at 1 MHz and integrated 1/f noise of 0.94 μVp-p from 0.1 Hz to 10 Hz.
- Rail-to-Rail Output: The op amp can drive outputs to within millivolts of the supply rails, enhancing its versatility in various circuits.
- Shutdown Capability: Features a shutdown pin (SHDN_N) that can be used to reduce power consumption when the op amp is not in use.
- High Accuracy: Low input offset voltage and high common-mode rejection ratio, ensuring high accuracy in signal processing.
- Compact Packaging: Available in an 8-lead SOIC package, which is RoHS compliant.
Applications
- High-Speed Data Acquisition Systems: Suitable for driving high-speed analog-to-digital converters (ADCs) due to its low noise and high bandwidth.
- Audio and Video Processing: Ideal for applications requiring low distortion and high signal fidelity, such as professional audio equipment and video processing systems.
- Medical and Industrial Instrumentation: Used in medical devices and industrial instrumentation where high accuracy and low noise are critical.
- Active Filters and Amplifiers: Can be used in various active filter configurations and as a general-purpose amplifier in high-speed circuits.
Q & A
- What is the gain-bandwidth product of the LTC6228IS8#PBF?
The gain-bandwidth product of the LTC6228IS8#PBF is 890 MHz.
- What is the slew rate of the LTC6228IS8#PBF?
The slew rate of the LTC6228IS8#PBF is 500 V/μs.
- What is the input noise voltage spectral density of the LTC6228IS8#PBF?
The input noise voltage spectral density is 0.88 nV/√Hz at 1 MHz.
- Does the LTC6228IS8#PBF have a shutdown feature?
Yes, the LTC6228IS8#PBF features a shutdown pin (SHDN_N) to reduce power consumption when not in use.
- What is the typical output swing low of the LTC6228IS8#PBF?
The typical output swing low is 16 mV with no load.
- What is the full power bandwidth of the LTC6228IS8#PBF?
The full power bandwidth is 12.5 MHz for VOUT = 8VP-P and AV = +2 with THD < -40dBc.
- In what package is the LTC6228IS8#PBF available?
The LTC6228IS8#PBF is available in an 8-lead SOIC package.
- Is the LTC6228IS8#PBF RoHS compliant?
Yes, the LTC6228IS8#PBF is RoHS compliant.
- What are some typical applications of the LTC6228IS8#PBF?
Typical applications include high-speed data acquisition systems, audio and video processing, medical and industrial instrumentation, and active filters and amplifiers.
- What is the supply voltage range for the LTC6228IS8#PBF?
The supply voltage range is from 2.8 V to 11.75 V.
