Analog Devices Inc.

LTC2263CUJ-14

LTC2263CUJ-14 Description

The LTC2263CUJ-14 is a high-performance, dual-channel, 14-bit pipelined analog-to-digital converter (ADC) from Analog Devices Inc., designed for precision signal acquisition in demanding applications. Operating within a 0°C to 70°C temperature range, this ADC integrates two simultaneous-sampling channels, each capable of a 25Msps (Mega samples per second) conversion rate. The device supports differential inputs and features a flexible 1.7V to 1.9V dual-supply architecture (analog and digital), ensuring low power consumption and compatibility with modern low-voltage systems.

LTC2263CUJ-14 Features

• 14-Bit Resolution: Delivers high-accuracy digitization for precision applications.
• Dual-Channel Simultaneous Sampling: Enables synchronized data capture across two inputs, ideal for phase-sensitive systems.
• Pipelined Architecture: Optimizes throughput and latency for high-speed signal processing.
• Flexible Reference Options: Supports both external and internal reference modes for system-level calibration.
• Low-Voltage Operation: Dual 1.7V–1.9V supplies reduce power dissipation.
• 40-QFN Package: Compact surface-mount form factor suits space-constrained designs.
• Obsolete Status: While no longer in production, it remains viable for legacy systems or specific inventory-based projects.

LTC2263CUJ-14 Applications

The LTC2263CUJ-14 excels in applications requiring high-speed, multi-channel data acquisition with tight synchronization, such as:

• Communications Systems: Baseband I/Q signal processing in software-defined radios (SDRs).
• Medical Imaging: Ultrasound beamforming and digital receivers.
• Industrial Instrumentation: Multi-sensor data logging and vibration analysis.
• Defense/Aerospace: Radar and electronic warfare systems (note ECCN "OBSOLETE" status for export considerations).

Conclusion of LTC2263CUJ-14

The LTC2263CUJ-14 combines 14-bit precision, dual-channel operation, and 25Msps throughput in a compact package, making it a robust choice for legacy or niche high-performance systems. Its simultaneous sampling capability and low-voltage design cater to power-sensitive, multi-channel applications. While obsolete, it may still serve critical roles in maintained equipment or where alternative ADCs fall short in synchronization requirements. Engineers should evaluate replacement options from Analog Devices' current portfolio for new designs.