Overview
The LTC2256CUJ-14#PBF is a 14-bit, 25Msps (mega-samples per second) pipelined analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding communications and other high-performance applications. It features a single 1.8V supply, low power consumption, and various output formats including CMOS, DDR CMOS, and DDR LVDS.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 25 Msps |
| Signal-to-Noise Ratio (SNR) | 74 dB |
| Spurious Free Dynamic Range (SFDR) | 88 dB |
| Power Consumption | 81 mW / 49 mW / 35 mW |
| Supply Voltage | 1.8 V |
| Input Range | 1 V P-P to 2 V P-P |
| Full-Power Bandwidth S/H | 800 MHz |
| Jitter | 0.17 ps RMS |
| Package | 40-Lead QFN (6mm x 6mm x 0.75mm) |
Key Features
- Low power consumption: 81mW/49mW/35mW
- Single 1.8V supply
- CMOS, DDR CMOS or DDR LVDS outputs
- Selectable input ranges: 1V P-P to 2V P-P
- 800MHz 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
- Pin compatible 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 LTC2256CUJ-14#PBF? The resolution is 14 bits.
- What is the sampling rate of this ADC? The sampling rate is 25 Msps.
- What is the signal-to-noise ratio (SNR) of this device? The SNR is 74 dB.
- What are the available output formats for this ADC? The output formats include CMOS, DDR CMOS, and DDR LVDS.
- What is the power consumption of the LTC2256CUJ-14#PBF? The power consumption is 81 mW / 49 mW / 35 mW.
- What is the supply voltage for this device? The supply voltage is 1.8 V.
- What are the selectable input ranges for this ADC? The input ranges are from 1 V P-P to 2 V P-P.
- Does the LTC2256CUJ-14#PBF have any power management features? Yes, it has shutdown and nap modes for power management.
- What is the package type for this component? The package type is a 40-Lead QFN (6mm x 6mm x 0.75mm).
- What are some typical applications for this ADC? Typical applications include communications, cellular base stations, software defined radios, portable medical imaging, multi-channel data acquisition, and nondestructive testing.
