Overview
The LTC2142CUP-14#TRPBF is a high-performance, 14-bit, dual-channel analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for applications requiring the digitization of high-frequency, wide dynamic range signals. It features simultaneous sampling of both channels, making it ideal for demanding communications and other high-speed applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 65 MSPS |
| Supply Voltage (Analog) | 1.7V to 1.9V |
| Supply Voltage (Digital) | 1.7V to 1.9V |
| Number of Analog Input Channels | 2 |
| Full Power Bandwidth | 750 MHz |
| Signal-to-Noise Ratio (SNR) | 73.2 dB |
| Spurious Free Dynamic Range (SFDR) | 90 dB |
| Package Type | 64-Lead QFN (9mm x 9mm x 0.75mm with Exposed Pad) |
| Output Type | CMOS, DDR CMOS, or DDR LVDS |
Key Features
- Two-channel simultaneous sampling ADC
- Low power consumption: 95mW total, 48mW per channel
- Single 1.8V supply
- Selectable input ranges: 1V P-P to 2V P-P
- Optional data output randomizer and clock duty cycle stabilizer
- Shutdown and nap modes for power management
- Serial SPI port for configuration
- Ultralow jitter of 0.08ps RMS
Applications
- Communications
- Cellular Base Stations
- Software Defined Radios
- Portable Medical Imaging
- Multi-Channel Data Acquisition
- Nondestructive Testing
Q & A
- What is the resolution of the LTC2142CUP-14#TRPBF ADC?
The resolution of the LTC2142CUP-14#TRPBF ADC is 14 bits. - What is the sampling rate of this ADC?
The sampling rate is 65 MSPS. - What is the supply voltage range for the analog and digital circuits?
The supply voltage range for both analog and digital circuits is 1.7V to 1.9V. - How many analog input channels does this ADC have?
This ADC has 2 analog input channels. - What are the output types available for this ADC?
The output types available are CMOS, DDR CMOS, or DDR LVDS. - What is the full power bandwidth of this ADC?
The full power bandwidth is 750 MHz. - What is the signal-to-noise ratio (SNR) of this ADC?
The SNR is 73.2 dB. - What is the spurious free dynamic range (SFDR) of this ADC?
The SFDR is 90 dB. - Does this ADC have power management features?
Yes, it has shutdown and nap modes for power management. - How is the configuration of this ADC done?
The configuration is done through a serial SPI port.
