LTC2258IUJ-12#PBF: A 12-Bit, 25Msps Low Power ADC for High Performance Signal Processing

Release date:2025-09-15 Number of clicks:140

**LTC2258IUJ-12#PBF: A 12-Bit, 25Msps Low Power ADC for High Performance Signal Processing**

In the realm of data acquisition and signal processing, the performance of the Analog-to-Digital Converter (ADC) is paramount. The **LTC2258IUJ-12#PBF** from Analog Devices represents a compelling solution for applications demanding high resolution, speed, and exceptional power efficiency. This 12-bit, 25Msps ADC is engineered to deliver **outstanding dynamic performance** while consuming minimal power, making it an ideal choice for portable, battery-operated, and space-constrained systems.

A key strength of the LTC2258IUJ-12#PBF lies in its **low power consumption**, typically drawing just 17mW from a single 1.8V supply at maximum sample rate. This feature is critical for extending battery life in portable instrumentation and reducing thermal management challenges in densely packed electronic assemblies. Despite its low power draw, the converter does not compromise on performance. It boasts excellent **AC performance metrics**, including 72dB SNR (Signal-to-Noise Ratio) and 85dB SFDR (Spurious-Free Dynamic Range) at 10MHz input, ensuring that even small analog signals are digitized with high fidelity and minimal distortion.

The device incorporates a high-performance sample-and-hold circuit and a precision reference, guaranteeing superior linearity with ±0.5 LSB INL (Integral Non-Linearity) and DNL (Differential Non-Linearity). Its **differential input structure** is highly beneficial for rejecting common-mode noise, a common challenge in noisy industrial or communications environments. This makes the ADC particularly suitable for demanding applications such as **communications receivers, portable medical imaging, ultrasound, and spectrum analysis**.

Ease of use and integration are also central to its design. The ADC features a serial LVDS (Low-Voltage Differential Signaling) output interface, which reduces the number of data lines needed, minimizes noise coupling, and allows for simpler PCB layout. Housed in a compact 32-lead QFN package, the LTC2258IUJ-12#PBF offers a **compact footprint** for space-sensitive designs without sacrificing thermal performance.

**ICGOOFind**: The LTC2258IUJ-12#PBF stands out as a superior 12-bit, 25Msps ADC that masterfully balances high-speed data conversion with remarkably low power consumption. Its excellent dynamic range, noise performance, and integration-friendly features make it a powerful enabler for next-generation high-performance signal processing systems.

**Keywords**: Low Power Consumption, High Dynamic Performance, 12-Bit Resolution, LVDS Output, Differential Input.

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