DSA400-3233Q0208KL2TVAO

Clock Generators, PLLs, Frequency Synthesizers Overview

The DSA400-3233Q0208KL2TVAO 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 features ±25 ppm frequency stability and meets Automotive Grade 2 requirements (-40°C to +105°C). Outputs include LVPECL, LVDS, HCSL, and LVCMOS formats. It provides two independent banks with pin-selectable frequency tables and includes output enable controls.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• PureSilicon MEMS technology eliminates the need for external crystals while providing high shock and vibration immunity.
• Four format-configurable outputs support LVPECL, LVDS, HCSL, or LVCMOS interfaces independently per bank.
• Dual independent power supplies (VDD1, VDD2) optimize noise isolation between output banks.
• Pin-selectable frequency table allows hardware selection between two pre-configured frequency sets per bank.

Clock Generators, PLLs, Frequency Synthesizers Applications

• Automotive Infotainment systems
• Automotive Advanced Driver Assistance Systems (ADAS)
• Autonomous Driving applications
• 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 KL2 suffix indicates the correct temperature grade and stability rating. Ensure the TVAO suffix aligns with tape and reel packaging requirements. Cross-reference the datasheet revision to confirm compatibility with current design specifications.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when automotive reliability and low phase jitter are critical. Verify that the required output formats match the available LVPECL, LVDS, HCSL, or LVCMOS options. Ensure the operating temperature range meets the -40°C to +105°C requirement. Use the ClockWorks Configurator to define the exact frequency parameters before ordering.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the DSA400 family of configurable MEMS oscillators designed specifically for automotive environments. It replaces traditional quartz-based oscillators by integrating the resonator internally. The family offers various output configurations and temperature grades to suit different infotainment and ADAS timing requirements.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

DSA400-3233Q0208KI2VAO: Identical electrical specifications but packaged in tubes instead of tape and reel.

Clock Generators, PLLs, Frequency Synthesizers FAQ

What is the maximum frequency supported for LVCMOS outputs?

LVCMOS outputs are limited to a maximum frequency of 170 MHz, whereas differential outputs can reach up to 460 MHz.

How are the output banks controlled?

Outputs are grouped into Bank 1 (CLK0, CLK3) and Bank 2 (CLK1, CLK2), each with independent OE pins and power supplies for separate enable/disable control.

Does the device require an external crystal?

No, the DSA400 utilizes an integrated MEMS resonator and does not require an external crystal to operate.