LTC2221 (4)
The LTC2221 is available from Analog Devices at Xecor. Designed for digitizing high-frequency, wide dynamic range signals, the LTC2221 offers excellent AC performance, including 67.5dB SNR and 80dB spurious free dynamic range for signals up to 170MHz, along with ultralow jitter of 0.15psRMS. Available in a 64-pin 9mm × 9mm QFN package, it is ideal for demanding communications applications such as wireless and wired broadband communication, cable head-end systems, and power amplifier linearization. Whether used in communications test equipment or undersampling of IF frequencies, this series ensures high performance, low power consumption, and flexibility for demanding applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the LTC2221 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| LTC2221IUP#TRPBF | High-Speed 135Msps ADC | QFN-64 | 7,300 | |
| LTC2221IUP#PBF | 1-Channel Single ADC Pipelined 135Msps 12-bit Parallel 64-Pin QFN EP Tube | QFN-64 | 8,469 | |
| LTC2221CUP#TRPBF | Fast and Accurate 12-Bit ADCs running at 135Msps | QFN-64 | 3,726 | |
| LTC2221CUP#PBF | 135Msps 12-bitADC Pipelined 1-Channel Single | QFN-64 | 6,621 |
Key Featrues
Excellent Signal-to-Noise Ratio (67.5dB SNR): With a high SNR of 67.5dB for signals up to 140MHz, the ADC ensures minimal noise interference, resulting in cleaner and more precise signal conversion. This is particularly beneficial in sensitive applications like communications test equipment, where signal integrity is paramount.
Ultralow Jitter (0.15psRMS): The ultralow jitter of 0.15psRMS allows for precise undersampling of IF frequencies, maintaining excellent noise performance. This feature is critical in power amplifier linearization and cable head-end systems, where timing accuracy directly impacts system efficiency and reliability.
Flexible Output Options (LVDS, CMOS, or Demultiplexed CMOS): The ADC supports multiple output formats, including LVDS and CMOS, providing flexibility in interfacing with various digital systems. This versatility simplifies integration into diverse communication architectures, improving design adaptability and reducing development time.
Low Power Dissipation (890mW/660mW): The LTC2220/LTC2221 operates with low power dissipation, making it energy-efficient and suitable for power-sensitive applications. This feature extends battery life in portable devices and reduces thermal management requirements in high-density systems, enhancing overall system efficiency.
Applications
Cable Head-End System Digitizer: The LTC2220/LTC2221 is perfect for digitizing signals in cable head-end systems. Its 775MHz full power bandwidth and low jitter of 0.15psRMS enable precise conversion of high-frequency video and audio signals, ensuring high-quality signal transmission in cable TV networks.
Power Amplifier Linearization System: The LTC2220/LTC2221 is well-suited for linearizing power amplifiers in communication systems. Its high dynamic range and low distortion allow for accurate feedback and correction of amplifier output, improving efficiency and signal integrity in RF power amplifiers.
Communications Test Equipment Analyzer: The LTC2220/LTC2221 is ideal for use in communications test equipment, such as spectrum analyzers and signal generators. Its high sampling rate and excellent noise performance enable precise analysis and generation of complex waveforms, making it essential for testing and validating communication systems.
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