Overview
The LTC2141IUP-14#TRPBF is a high-performance, 14-bit, 40Msps dual 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 on both channels, making it ideal for demanding communications and other high-speed applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 40 Msps |
| Signal-to-Noise Ratio (SNR) | 73.2 dB |
| Spurious Free Dynamic Range (SFDR) | 90 dB |
| Power Supply | Single 1.8V |
| Power Consumption | 95mW (total), 48mW per channel |
| Output Formats | CMOS, DDR CMOS, or DDR LVDS |
| Input Ranges | 1V P-P to 2V P-P |
| Full Power Bandwidth S/H | 750 MHz |
| Package | 64-Pin QFN (9mm x 9mm x 0.75mm) |
Key Features
- Two-channel simultaneous sampling
- Low power consumption: 95mW total, 48mW per channel
- 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
- DC specs include ±1LSB INL (typ), ±0.3LSB DNL (typ), and no missing codes over temperature
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 LTC2141IUP-14#TRPBF?
The resolution of the LTC2141IUP-14#TRPBF is 14 bits. - What is the sampling rate of this ADC?
The sampling rate is 40 Msps. - What are the output formats available for this ADC?
The output formats available are CMOS, DDR CMOS, or DDR LVDS. - What is the power supply requirement for this component?
The component requires a single 1.8V power supply. - What are the typical power consumption values for this ADC?
The total power consumption is 95mW, with 48mW per channel. - What are the input ranges for this ADC?
The input ranges are selectable from 1V P-P to 2V P-P. - What is the full power bandwidth of the sample and hold (S/H) circuit?
The full power bandwidth of the S/H circuit is 750 MHz. - Does this ADC support any power management modes?
Yes, it supports shutdown and nap modes for power management. - How is the configuration of this ADC done?
The configuration is done through a serial SPI port. - What is the package type and size of this component?
The component is packaged in a 64-Pin QFN (9mm x 9mm x 0.75mm).
