Overview
The LTC6363HMS8-0.5#PBF is a member of the LTC6363 family of fully differential, low power, low noise amplifiers designed by Analog Devices Inc. These amplifiers are optimized to drive Successive Approximation Register (SAR) Analog-to-Digital Converters (ADCs). The LTC6363HMS8-0.5#PBF is specifically configured with a fixed gain of 0.5V/V, achieved through precision laser-trimmed on-chip resistors, ensuring accurate and ultrastable gain performance.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| PSRR (Differential Power Supply Rejection) | VS = 2.8V to 11V | 90 | 125 | - | dB |
| PSRRCM (Output Common Mode Power Supply Rejection) | VS = 2.8V to 11V | 70 | 90 | - | dB |
| GCM (Common Mode Gain) | VS = 3V, VOCM from 0.5V to 2.5V | 1 | 1 | 1 | V/V |
| Gain-Bandwidth Product (GBW) | fTEST = 200kHz | 390 | 500 | - | MHz |
| -3dB Bandwidth | RI = RF = 1kΩ | 35 | - | - | MHz |
| Slew Rate | Differential 18VP-P Output | 44 | - | - | V/μs |
| Full Power Bandwidth | 10VP-P Output | 1.4 | - | - | MHz |
| HD2/HD3 (2nd/3rd Order Harmonic Distortion) | f = 1kHz, VOUT = 18VP-P | -123/-128 | - | - | dBc |
| Settling Time | 0.1% to an 8VP-P Output Step | 420 | - | - | ns |
Key Features
- Low Power and Low Noise: Optimized for low power consumption and low noise operation, making it suitable for power-sensitive applications.
- Fixed Gain Configuration: The LTC6363HMS8-0.5#PBF has a fixed gain of 0.5V/V, achieved through precision laser-trimmed on-chip resistors.
- Rail-to-Rail Outputs: Capable of driving outputs across the entire supply voltage range.
- High CMRR and PSRR: Excellent common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) ensure minimal interference from common-mode signals and power supply noise.
- Wide Operating Temperature Range: Available in packages that operate from -40°C to 125°C, making it versatile for various environmental conditions.
Applications
The LTC6363HMS8-0.5#PBF is primarily used to drive SAR ADCs in a variety of applications, including:
- High-Precision Data Acquisition Systems: Where accurate and stable gain is crucial.
- Industrial Control Systems: For precise signal conditioning and amplification.
- Medical Devices: In applications requiring low noise and high accuracy.
- Aerospace and Defense: For reliable operation in harsh environments.
Q & A
- What is the primary function of the LTC6363HMS8-0.5#PBF? The primary function is to act as a fully differential, low power, low noise amplifier optimized to drive SAR ADCs.
- What is the fixed gain of the LTC6363HMS8-0.5#PBF? The fixed gain is 0.5V/V.
- What is the typical operating temperature range for the LTC6363HMS8-0.5#PBF? The operating temperature range is from -40°C to 125°C.
- What is the typical PSRR of the LTC6363HMS8-0.5#PBF? The typical differential power supply rejection ratio (PSRR) is 125 dB.
- What is the slew rate of the LTC6363HMS8-0.5#PBF? The slew rate for a differential 18VP-P output is 44 V/μs.
- What is the full power bandwidth of the LTC6363HMS8-0.5#PBF? The full power bandwidth for a 10VP-P output is 1.4 MHz.
- Is the LTC6363HMS8-0.5#PBF suitable for high-precision applications? Yes, it is designed for high-precision applications due to its low noise and high accuracy.
- What are the common applications of the LTC6363HMS8-0.5#PBF? Common applications include high-precision data acquisition systems, industrial control systems, medical devices, and aerospace and defense systems.
- Is the LTC6363HMS8-0.5#PBF available in different package types? Yes, it is available in various package types, including 8-Lead MSOP and 16-Lead LFCSP.
- Is the LTC6363HMS8-0.5#PBF scheduled for obsolescence? Yes, it is scheduled for obsolescence and will be discontinued by the manufacturer.
