Overview
The LTC2259CUJ-14#TRPBF is a 14-bit, ultra-low power analog-to-digital converter (ADC) produced by Analog Devices Inc. This ADC is designed for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding communications and other high-performance applications. It operates on a single 1.8V supply and features a 40-pin QFN package with dimensions of 6mm x 6mm x 0.75mm.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 80 Msps |
| Signal-to-Noise Ratio (SNR) | 73.4 dB |
| Spurious Free Dynamic Range (SFDR) | 85 dB |
| Power Consumption | 89 mW (typical at 80 Msps) |
| Supply Voltage | 1.8 V |
| Input Range | 1 Vpp to 2 Vpp |
| Full-Power Bandwidth | 800 MHz |
| Output Type | CMOS, DDR CMOS, or DDR LVDS |
| Package Type | 40-Lead QFN (6mm x 6mm x 0.75mm) |
Key Features
- Ultralow jitter of 0.17 ps RMS, allowing undersampling of IF frequencies with excellent noise performance.
- Selectable input ranges: 1 Vpp to 2 Vpp.
- Optional data output randomizer and clock duty cycle stabilizer.
- Shutdown and nap modes for power management.
- Serial SPI port for configuration.
- Pin compatible with 12-bit and 16-bit versions.
- Separate output power supply allowing CMOS output swing from 1.2V to 1.8V.
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 LTC2259CUJ-14#TRPBF ADC?
The resolution is 14 bits.
- What is the maximum sampling rate of this ADC?
The maximum sampling rate is 80 Msps.
- What is the signal-to-noise ratio (SNR) of this ADC?
The SNR is 73.4 dB.
- What types of output can the LTC2259CUJ-14#TRPBF support?
The ADC supports CMOS, DDR CMOS, or DDR LVDS outputs.
- What is the power consumption of this ADC at 80 Msps?
The power consumption is typically 89 mW at 80 Msps.
- What are the input range options for this ADC?
The input range can be selected from 1 Vpp to 2 Vpp.
- Does the LTC2259CUJ-14#TRPBF have power management features?
Yes, it includes shutdown and nap modes for power management.
- How is the configuration of the ADC done?
Configuration is done via a serial SPI port.
- What package type does the LTC2259CUJ-14#TRPBF come in?
The ADC comes in a 40-Lead QFN package with dimensions of 6mm x 6mm x 0.75mm.
- What are some typical applications of the LTC2259CUJ-14#TRPBF?
Typical applications include communications, cellular base stations, software defined radios, portable medical imaging, multi-channel data acquisition, and nondestructive testing.
