Overview
The LTC2172CUKG-14#PBF is a 14-bit, 4-channel simultaneous sampling 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 a single 1.8V supply, low power consumption, and high AC performance, including 73.7dB signal-to-noise ratio (SNR) and 90dB spurious free dynamic range (SFDR).
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Number of Channels | 4 |
| Sampling Rate | 65 Msps |
| Signal-to-Noise Ratio (SNR) | 73.7 dB |
| Spurious Free Dynamic Range (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-Lead QFN (7mm x 8mm x 0.75mm) |
| Output Interface | Serial LVDS |
Key Features
- 4-channel simultaneous sampling ADC
- Low power consumption: 311mW total, 78mW per channel
- Single 1.8V supply
- Serial LVDS outputs: one or two bits per channel
- Selectable input ranges: 1V p-p to 2V p-p
- 800MHz 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 of 0.15ps 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 LTC2172CUKG-14#PBF ADC?
The LTC2172CUKG-14#PBF has a resolution of 14 bits. - How many channels does the LTC2172CUKG-14#PBF support?
The device supports 4 channels. - What is the sampling rate of the LTC2172CUKG-14#PBF?
The sampling rate is 65 Msps. - What is the signal-to-noise ratio (SNR) of the LTC2172CUKG-14#PBF?
The SNR is 73.7 dB. - What is the spurious free dynamic range (SFDR) of the LTC2172CUKG-14#PBF?
The SFDR is 90 dB. - What is the power consumption of the LTC2172CUKG-14#PBF?
The total power consumption is 311 mW, with 78 mW per channel. - What is the supply voltage for the LTC2172CUKG-14#PBF?
The supply voltage is 1.8 V. - What are the selectable input ranges for the LTC2172CUKG-14#PBF?
The input ranges are 1 V p-p to 2 V p-p. - What is the full power bandwidth of the LTC2172CUKG-14#PBF?
The full power bandwidth is 800 MHz. - What type of output interface does the LTC2172CUKG-14#PBF use?
The output interface is serial LVDS.
