Overview
The LTC2171IUKG-14#PBF is a 14-bit, 40Msps quad analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-performance applications requiring simultaneous sampling of multiple channels. It features low power consumption and excellent AC and DC specifications, making it ideal for demanding communications and signal processing tasks.
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value |
|---|---|---|---|
| Resolution | 14 bits | 14 bits | 14 bits |
| Sampling Rate | 40 Msps | - | - |
| Integral Linearity Error (INL) | ±1 LSB | -3.25 LSB | 3.25 LSB |
| Differential Linearity Error (DNL) | ±0.3 LSB | -0.8 LSB | 0.8 LSB |
| Offset Error | ±3 mV | -12 mV | 12 mV |
| Gain Error (Internal Reference) | -1 %FS | -2.5 %FS | 0.5 %FS |
| Analog Supply Voltage (VDD) | 1.8 V | 1.7 V | 1.9 V |
| Output Supply Voltage (OVDD) | 1.8 V | 1.7 V | 1.9 V |
| Analog Supply Current | 181 mA | 157 mA | 196 mA |
| Digital Supply Current (1-Lane Mode) | 16 mA | - | - |
| Power Dissipation (1-Lane Mode) | - | - | - |
| Package | 52-Lead QFN (7mm x 8mm x 0.75mm) | - | - |
Key Features
- Simultaneous sampling of four channels.
- Low power consumption with typical analog supply current of 181 mA.
- Excellent AC performance: 73.7 dB SNR and 90 dB SFDR.
- Ultra-low jitter of 0.15 psRMS, enabling undersampling of IF frequencies with excellent noise performance.
- No missing codes over temperature.
- Low transition noise of 1.2 LSB RMS.
- Serial LVDS digital outputs to minimize data lines.
- Support for both 1-lane and 2-lane output modes.
Applications
The LTC2171IUKG-14#PBF is particularly suited for demanding communications applications, including:
- Wireless communication systems.
- Radar systems.
- Medical imaging and diagnostic equipment.
- High-speed data acquisition systems.
- Test and measurement instruments.
Q & A
- What is the resolution of the LTC2171IUKG-14#PBF ADC?
The resolution is 14 bits. - What is the sampling rate of the LTC2171IUKG-14#PBF?
The sampling rate is 40 Msps. - What is the typical integral linearity error (INL) of the LTC2171IUKG-14#PBF?
The typical INL is ±1 LSB. - What is the typical differential linearity error (DNL) of the LTC2171IUKG-14#PBF?
The typical DNL is ±0.3 LSB. - What is the analog supply voltage range for the LTC2171IUKG-14#PBF?
The analog supply voltage range is from 1.7 V to 1.9 V. - What is the package type of the LTC2171IUKG-14#PBF?
The package is a 52-Lead QFN (7mm x 8mm x 0.75mm). - Does the LTC2171IUKG-14#PBF support simultaneous sampling of multiple channels?
Yes, it supports simultaneous sampling of four channels. - What are the typical digital supply currents for the 1-lane and 2-lane modes?
The typical digital supply current for the 1-lane mode is 16 mA, and for the 2-lane mode, it is approximately 29 mA. - What is the ultra-low jitter specification of the LTC2171IUKG-14#PBF?
The ultra-low jitter is 0.15 psRMS. - In what types of applications is the LTC2171IUKG-14#PBF commonly used?
It is commonly used in wireless communication systems, radar systems, medical imaging, high-speed data acquisition systems, and test and measurement instruments.
