ASNT6170-KMC

Overview

The ASNT6170-KMC is a variable analog delay line fabricated in SiGe technology, providing broadband operation from DC to 20 GHz. It features a combined adjustable delay range of 12 ps, controlled via the tlcrl switch and phcrl tuning port. The device utilizes internal peaking control (pkcrl) for bandwidth adjustment. It operates on a single +3.3V or -3.3V supply with a power consumption of 560 mW. The input and output interfaces are fully differential CML-type with integrated 50 Ohm termination.

Feature Summary

• Broadband tunable analog signal delay covering DC to 20 GHz
• Combined discrete and continuous phase adjustment mechanisms
• Internal peaking control for bandwidth optimization
• Fully differential CML-type input and output interfaces

Applications

• Variable delay lines for analog signals
• High-speed data transmission systems
• Signal processing equipment requiring precise timing adjustments

Procurement Notes

Verify the specific revision level against the manufacturer's documentation prior to procurement. Confirm that the custom 24-pin CQFP package dimensions align with the target PCB layout. Ensure thermal management strategies account for the center heat slug requirements specified in the datasheet.

Selection Notes

Select this component when a wide bandwidth up to 20 GHz is required alongside precise analog delay control. Consider the SiGe fabrication process for performance characteristics. Evaluate the need for AC or DC coupling based on the system's common mode voltage requirements and available termination options.

Part Context

This part belongs to the ASNT6170 family of variable delay lines manufactured by Advanced Science And Novel Technology Company, Inc. The KMC suffix denotes the specific 24-pin CQFP package configuration. The device is designed for high-performance applications utilizing SiGe technology.

Replacement Considerations

No public confirmed substitute part numbers are documented in the provided datasheet. Verify compatibility with existing circuit designs if considering alternative components.

FAQ

How is the delay adjusted?

The delay is controlled through a DC control switch (tlcrl) and a DC tuning port (phcrl) for fine adjustment.

What is the maximum operating frequency?

The device supports a frequency range from DC to 20 GHz.

Can the device operate with a positive supply?

Yes, it can operate with either a negative supply (vee = -3.3V) or a positive supply (vcc = +3.3V).