DSA400-1111Q0200KI1VAO

Clock Generators, PLLs, Frequency Synthesizers Overview

The DSA400-1111Q0200KI1VAO is a configurable four-output low jitter clock generator utilizing PureSilicon MEMS technology. It operates within a supply voltage range of 2.25V to 3.6V and supports frequencies from 2.3 MHz to 460 MHz for differential outputs, with LVCMOS limited to 170 MHz. The device offers ±25 ppm or ±50 ppm frequency stability and meets AEC-Q100 Automotive Grade 3 qualification (-40°C to +85°C). Outputs are independently configurable as LVPECL, LVDS, HCSL, or LVCMOS across two banks.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• AEC-Q100 qualified for automotive reliability
• Low RMS phase jitter performance below 1 ps typical
• Four format-configurable outputs supporting multiple interface standards
• Pin-selectable frequency table allowing dual frequency sets per bank

Clock Generators, PLLs, Frequency Synthesizers Applications

• Automotive infotainment systems
• Advanced driver assistance systems (ADAS)
• Autonomous driving platforms
• In-vehicle network interfaces

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific factory-assigned Qxxxx code matches the required frequency configuration. Confirm the KI1 suffix corresponds to the desired temperature grade and stability parameters. Ensure the VAO suffix aligns with standard automotive packaging requirements. Cross-reference the datasheet revision to confirm pinout compatibility.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when low jitter and high shock immunity are critical for automotive timing. Verify that the required output formats match the available LVPECL, LVDS, HCSL, or LVCMOS options. Ensure the operating temperature range fits the specific vehicle zone requirements. Check if the dual-bank frequency selection capability meets system switching needs.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the DSA400 family of configurable MEMS clock generators designed specifically for automotive applications. It replaces traditional quartz oscillators by integrating the resonator on-chip, offering superior vibration resistance and long-term stability compared to crystal-based solutions in harsh environments.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct pin-compatible replacements require identical output configurations and electrical characteristics. Verify that any substitute maintains the same AEC-Q100 Grade 3 qualification and package dimensions. Ensure the replacement supports the required frequency stability and jitter specifications.