Overview
The LTC2144IUP-14 is a 14-bit, 105Msps low power dual analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for digitizing high frequency, wide dynamic range signals, making it ideal for demanding communications applications. It features two-channel simultaneous sampling, which is crucial for applications requiring precise and synchronized data acquisition.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 105 Msps |
| Signal-to-Noise Ratio (SNR) | 73.1 dB |
| Spurious Free Dynamic Range (SFDR) | 90 dB |
| Power Consumption | 189 mW (total), 95 mW per channel |
| Supply Voltage | 1.8 V (analog), 1.2 V to 1.8 V (output) |
| Input Range | 1 V P-P to 2 V P-P |
| Full Power Bandwidth | 750 MHz |
| Output Modes | CMOS, DDR CMOS, DDR LVDS |
| Package | 64-Pin QFN (9mm x 9mm x 0.75mm) |
Key Features
- Two-channel simultaneous sampling ADC
- Low power consumption: 189 mW total, 95 mW per channel
- Single 1.8 V supply voltage
- CMOS, DDR CMOS, or DDR LVDS digital outputs
- Selectable input ranges: 1 V P-P to 2 V P-P
- 750 MHz full power bandwidth S/H
- Optional data output randomizer and clock duty cycle stabilizer
- Shutdown and nap modes for power management
- Serial SPI port for configuration
Applications
- Communications
- Cellular Base Stations
- Software Defined Radios
- Portable Medical Imaging
- Multi-Channel Data Acquisition
- Nondestructive Testing
Q & A
- What is the resolution and sampling rate of the LTC2144IUP-14?
The LTC2144IUP-14 has a resolution of 14 bits and a sampling rate of 105 Msps.
- What is the signal-to-noise ratio (SNR) of this ADC?
The SNR of the LTC2144IUP-14 is 73.1 dB.
- What are the available output modes for the LTC2144IUP-14?
The digital outputs can be either full rate CMOS, double data rate CMOS, or double data rate LVDS.
- What is the power consumption of the LTC2144IUP-14?
The total power consumption is 189 mW, with 95 mW per channel.
- What are the input range options for the LTC2144IUP-14?
The input ranges are selectable from 1 V P-P to 2 V P-P.
- What is the full power bandwidth of the LTC2144IUP-14?
The full power bandwidth is 750 MHz.
- Does the LTC2144IUP-14 have any power management features?
- How is the LTC2144IUP-14 configured?
- What are some typical applications of the LTC2144IUP-14?
- What is the package type of the LTC2144IUP-14?
