Overview
The LTC2171CUKG-14#PBF is a 4-channel, simultaneous sampling 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding communications and other high-performance applications. It features low power consumption, high signal-to-noise ratio (SNR), and spurious free dynamic range (SFDR), along with various configuration options and a compact package.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 40 Msps |
| SNR | 73.7 dB |
| SFDR | 90 dB |
| Power Consumption | 311 mW (total), 78 mW per channel |
| Supply Voltage | 1.8 V |
| Input Range | 1 V P-P to 2 V P-P |
| Full Power Bandwidth | 800 MHz |
| Package | 52-Pin QFN (7mm x 8mm x 0.75mm) |
| Output Interface | Serial LVDS |
Key Features
- 4-channel simultaneous sampling ADC
- Low power consumption: 311 mW total, 78 mW per channel
- Single 1.8V supply
- Serial LVDS outputs: one or two bits per channel
- Selectable input ranges: 1 V P-P to 2 V P-P
- 800 MHz full power bandwidth sample-and-hold
- Shutdown and nap modes
- Serial SPI port for configuration
- Pin-compatible 14-bit and 12-bit versions
- Ultralow jitter: 0.15 ps RMS
Applications
- Communications
- Cellular base stations
- Software defined radios
- Portable medical imaging
- Multichannel data acquisition
- Nondestructive testing
Q & A
- What is the resolution of the LTC2171CUKG-14#PBF? The resolution is 14 bits.
- What is the sampling rate of this ADC? The sampling rate is 40 Msps.
- What is the signal-to-noise ratio (SNR) of this device? The SNR is 73.7 dB.
- What is the spurious free dynamic range (SFDR) of this ADC? The SFDR is 90 dB.
- What is the power consumption of the LTC2171CUKG-14#PBF? The total power consumption is 311 mW, with 78 mW per channel.
- What is the supply voltage for this device? The supply voltage is 1.8 V.
- What are the input ranges for this ADC? The input ranges are from 1 V P-P to 2 V P-P.
- What is the full power bandwidth of the sample-and-hold circuit? The full power bandwidth is 800 MHz.
- What type of package does the LTC2171CUKG-14#PBF come in? It comes in a 52-Pin QFN package (7mm x 8mm x 0.75mm).
- What type of output interface does this ADC use? The output interface is serial LVDS.
