**LTC2261IUJ-12#PBF: A 12-Bit, 25Msps Low Power ADC for High Performance Signal Processing Systems**

In the realm of high-performance signal processing, the ability to accurately capture analog signals and convert them into precise digital data is paramount. The **LTC2261IUJ-12#PBF from Analog Devices** stands out as a critical component engineered to meet this demand. This 12-bit, 25Msps analog-to-digital converter (ADC) is specifically designed for applications where **high dynamic performance and low power consumption** are non-negotiable requirements.

At its core, the LTC2261IUJ-12#PBF excels in transforming high-frequency analog inputs into clean, 12-bit digital outputs at a rapid rate of 25 million samples per second (Msps). This sampling capability makes it an ideal solution for a wide range of intermediate frequency (IF) and baseband sampling applications found in communications infrastructure, medical imaging equipment, and portable instrumentation. A key to its performance is its exceptional **signal-to-noise ratio (SNR) and spurious-free dynamic range (SFDR)**, which ensure that even subtle signal details are captured without being masked by noise or distortion.

Beyond its dynamic performance, a defining feature of this ADC is its remarkably **low power dissipation**. Operating on a single 3V supply, it consumes a mere 38mW of power at full speed. This efficiency is a significant advantage for designing systems that are both high-performing and power-sensitive, such as battery-operated devices or densely populated boards where thermal management is a concern. The device also incorporates a flexible digital output bus that can interface with various logic families, simplifying integration into existing digital signal processing (DSP) chains.

The device is offered in a compact 32-lead QFN package, making it suitable for space-constrained designs. Its robust design includes internal references and a duty cycle stabilizer, which maintains performance over variations in the clock signal, ensuring reliability across different operating conditions.

ICGOOODFIND: The LTC2261IUJ-12#PBF is a superior blend of speed, resolution, and power efficiency, establishing itself as a cornerstone ADC for engineers designing next-generation signal processing systems that cannot compromise on accuracy or energy consumption.

**Keywords:** Low Power ADC, 12-Bit Resolution, 25Msps Sampling, High Dynamic Performance, Signal-to-Noise Ratio (SNR)