LTC2241CUP-12#PBF

Analog To Digital Converters (ADC) Overview

The LTC2241CUP-12#PBF is a 12-bit, 210Msps analog-to-digital converter (ADC) from Analog Devices. It features a pipeline architecture with ultralow jitter of 95fs RMS, enabling high-performance IF undersampling. The device operates on a single 2.5V supply and dissipates 585mW in CMOS mode. Key AC performance metrics include a Signal-to-Noise Ratio (SNR) of 65.5dB and a Spurious Free Dynamic Range (SFDR) of 78dB at 10MHz input. DC specifications guarantee ±0.7LSB Integral Nonlinearity (INL) and ±0.4LSB Differential Nonlinearity (DNL) with no missing codes over the operating temperature range.

Analog To Digital Converters (ADC) Feature Summary

• 210Msps sampling rate with 12-bit resolution and 1.2GHz full power bandwidth
• Selectable analog input ranges of ±0.5V or ±1V via the SENSE pin
• Flexible digital outputs supporting LVDS, full-rate CMOS, or demultiplexed CMOS formats
• Integrated clock duty cycle stabilizer for consistent performance across varying clock duties

Analog To Digital Converters (ADC) Applications

• Wireless and wired broadband communication systems
• Cable head-end systems
• Power amplifier linearization
• Communications test equipment

Analog To Digital Converters (ADC) Procurement Notes

Verify the ordering suffix #PBF indicates a lead-free finish and tube packaging. Confirm the C grade corresponds to the commercial temperature range of 0°C to 70°C. Ensure compatibility with the 64-lead QFN package requirements during procurement planning.

Analog To Digital Converters (ADC) Selection Notes

Select this component for applications requiring high-speed digitization with low power consumption under a single 2.5V supply. Choose between LVDS or CMOS output modes based on interface requirements; note that SNR and SFDR values may vary slightly between these modes. Verify that the required input frequency falls within the 1.2GHz full power bandwidth specification.

Analog To Digital Converters (ADC) Part Context

This part belongs to the LTC2241-12 family, which includes variants with different sampling rates such as the LTC2240-12 (170Msps) and LTC2242-12 (250Msps). These parts share pin compatibility and architectural similarities, allowing for design flexibility across different speed requirements within the same product line.

Analog To Digital Converters (ADC) Replacement Considerations

Pin-compatible alternatives within the same family include the LTC2240-12 and LTC2242-12. When substituting, verify that the sampling rate and power dissipation characteristics of the replacement part meet the system's timing and thermal constraints.