Overview
The LTC2261IUJ-14#TRPBF is a high-performance, 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC2261 series and is designed for digitizing high-frequency, wide dynamic range signals. It features a pipelined architecture and operates at a sampling rate of 125 Msps. The ADC is housed in a 40-pin QFN package, making it suitable for a variety of demanding applications, including communications, medical imaging, and data acquisition.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 14-bit | |
| Sampling Rate | 125 Msps | |
| Signal-to-Noise Ratio (SNR) | 73.4 dB | |
| Spurious Free Dynamic Range (SFDR) | 85 dB | |
| Power Consumption | 127 mW | |
| Supply Voltage | 1.8 V | |
| Input Range | 1 Vpp to 2 Vpp | |
| Full-Power Bandwidth S/H | 800 MHz | |
| Package Type | 40-Pin QFN (6mm x 6mm x 0.75mm) | |
| Operating Temperature Range | -40°C to 85°C |
Key Features
- Ultralow power consumption: 127 mW at 125 Msps
- Single 1.8V supply
- CMOS, DDR CMOS, or DDR LVDS outputs
- Selectable input ranges: 1 Vpp to 2 Vpp
- 800 MHz full-power bandwidth sample-and-hold
- Optional data output randomizer and clock duty cycle stabilizer
- Shutdown and nap modes for power management
- Serial SPI port for configuration
- Pin compatible with 14-bit and 12-bit versions
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 LTC2261IUJ-14#TRPBF ADC?
The LTC2261IUJ-14#TRPBF is a 14-bit analog-to-digital converter.
- What is the maximum sampling rate of the LTC2261IUJ-14#TRPBF?
The maximum sampling rate is 125 Msps.
- What is the signal-to-noise ratio (SNR) of the LTC2261IUJ-14#TRPBF?
The SNR is 73.4 dB.
- What are the available output formats for the LTC2261IUJ-14#TRPBF?
The digital outputs can be CMOS, DDR CMOS, or DDR LVDS.
- What is the power consumption of the LTC2261IUJ-14#TRPBF at 125 Msps?
The power consumption is 127 mW.
- What is the full-power bandwidth of the sample-and-hold circuit?
The full-power bandwidth is 800 MHz.
- Does the LTC2261IUJ-14#TRPBF support power management features?
Yes, it supports shutdown and nap modes for power management.
- What is the package type and size of the LTC2261IUJ-14#TRPBF?
The device is housed in a 40-pin QFN package with dimensions of 6mm x 6mm x 0.75mm.
- What are some typical applications of the LTC2261IUJ-14#TRPBF?
Typical applications include communications, portable medical imaging, multi-channel data acquisition, and nondestructive testing.
- Is the LTC2261IUJ-14#TRPBF RoHS compliant?
No, the LTC2261IUJ-14#TRPBF is not RoHS compliant.
