LTC2345HUK-16

Analog To Digital Converters (ADC) Overview

The LTC2345HUK-16 is an octal, 16-bit simultaneous sampling Analog-to-Digital Converter (ADC) from Analog Devices. It features a Successive Approximation Register (SAR) architecture with differential inputs and a wide common-mode range. The device operates at a sampling rate of 200 kSPS per channel and supports both Serial CMOS and Serial LVDS interfaces. It utilizes an internal reference and requires a single 5V analog and digital power supply. Key performance metrics include a Differential Nonlinearity (DNL) of 0.4 LSB, Integral Nonlinearity (INL) of 2 LSB, and a power dissipation of 81 mW. The component is housed in a QFN-48 package.

Analog To Digital Converters (ADC) Feature Summary

• Octal configuration providing eight independent 16-bit channels for simultaneous data acquisition
• SoftSpan input architecture enabling differential signals with a wide common-mode voltage range
• Flexible digital interface supporting both standard Serial CMOS and high-speed Serial LVDS modes
• Integrated internal voltage reference eliminating the need for external precision components

Analog To Digital Converters (ADC) Applications

• Multi-channel industrial process control systems requiring synchronized sampling
• High-density data acquisition platforms for test and measurement equipment
• Structural health monitoring networks utilizing distributed sensor arrays
• Medical diagnostic devices requiring precise multi-parameter signal digitization

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix against the official Analog Devices datasheet to confirm interface type and package variations. Ensure that the selected variant matches the required operating temperature range and power supply specifications for the target application environment. Cross-reference the manufacturer part number with authorized distributors to confirm current availability status and lead times prior to finalizing procurement plans.

Analog To Digital Converters (ADC) Selection Notes

Select this component when simultaneous sampling across multiple channels is critical to maintain phase coherence. The SoftSpan feature simplifies front-end design by accommodating varying input signal levels without complex conditioning circuits. Consider the available digital interface options based on system noise immunity requirements and trace length constraints. Evaluate the power consumption profile against thermal management capabilities within the enclosed system design.

Analog To Digital Converters (ADC) Part Context

This part belongs to the LTC2345 family of high-performance SAR ADCs designed for demanding data acquisition applications. It complements other variants in the series that may offer different channel counts or sampling rates. The device represents Analog Devices' solution for integrating multiple high-resolution converters into a compact footprint, facilitating reduced board space and simplified PCB layout for complex multi-sensor systems.

Analog To Digital Converters (ADC) Replacement Considerations

Direct substitutes within the same family include the LTC2345HUK-16#PBF. Verify pinout compatibility and electrical parameter equivalence before substitution. Alternative parts from other manufacturers require careful evaluation of interface timing and input characteristics.