LIF-UC140-CM81ITR1K

Specialized Overview

The LIF-UC140-CM81ITR1K is a specialized integrated circuit designed for USB Type-C Cable Detect (CD) and Power Delivery (PD) applications in host and device platforms. It implements the USB CD/PD specification v2.0 using a logic-based PHY to ensure fast, deterministic response times while maintaining low power consumption. The device features an 8-bit microcontroller policy engine that allows flexible configuration of PD protocols and cable detection logic. It supports Dual Role Port (DRP) functionality, enabling seamless transitions between source and sink roles. The component integrates VBUS power control signals, SS/HS switch control, and alternate mode support, making it suitable for tablets, smartphones, docking stations, and monitors.

Specialized Feature Summary

• Logic-based physical layer providing deterministic response and low standby power
• Integrated 8-bit microcontroller policy engine for flexible protocol implementation
• Supports USB Power Delivery Specification v2.0 and Cable Detect Specification v1.0
• Enables Dual Role Port (DRP) operation with VBUS source/sink and discharge control

Specialized Applications

• Tablets and smartphones requiring USB Type-C connectivity
• Docking stations implementing host/device CD/PD logic
• Monitors and PCs utilizing USB-C ports for data and power
• USB chargers and cables with electronic intelligence requirements

Specialized Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm package type, temperature grade, and tape-and-reel specifications. Ensure compatibility with the required I/O voltage levels and NVCM programming tools before integration into the design.

Specialized Selection Notes

Select this component for designs requiring a dedicated, low-power solution for USB Type-C cable detection and power delivery negotiation in host or device roles. It is appropriate when system designers need programmable flexibility for evolving USB specifications without complex discrete logic implementations.

Specialized Part Context

This part belongs to the Lattice USB Type-C Solution family, specifically targeting the CD/PD for Hosts/Devices application segment. It complements other solutions like the LIF-UC110, which is optimized for charger applications. The device leverages Lattice's iCE40 Ultra FPGA architecture to provide non-volatile configuration capabilities via internal NVCM.

Specialized Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Designers should consult Lattice Semiconductor technical support for potential cross-reference options or updated product line replacements.