MCP2030-I/ST

RF Front End (LNA + PA) Overview

The MCP2030-I/ST is a standalone Analog Front-End (AFE) designed for low-frequency sensing and bidirectional communication. It operates at 125 kHz with a supply voltage range of 2V to 3.6V. The device features three channels, a data transfer rate of 10 kbps, and a DC supply current of 13 µA. It utilizes an SPI interface and is housed in a 14-TSSOP package. Operating temperatures range from -40°C to +85°C.

RF Front End (LNA + PA) Feature Summary

• Provides analog front-end capabilities for low-frequency sensing and response applications
• Supports bidirectional communication for passive access and start systems
• Integrates delta-sigma technology for signal processing

RF Front End (LNA + PA) Applications

• Passive keyless entry (PEPS) systems
• Tire pressure monitoring systems (TPMS)
• Hands-free vehicle access

RF Front End (LNA + PA) Procurement Notes

Verify the specific suffix 'I/ST' to confirm industrial temperature range (-40°C to +85°C) and TSSOP-14 packaging. Ensure compatibility with 125 kHz LF requirements. Cross-reference datasheet revision dates for any recent pinout or electrical characteristic updates before finalizing procurement specifications.

RF Front End (LNA + PA) Selection Notes

Select this component for applications requiring low-power AFE solutions in passive access environments. The 13 µA supply current supports battery-operated designs. Verify that the 10 kbps data rate meets system latency requirements. Confirm that the 14-TSSOP footprint aligns with PCB layout constraints.

RF Front End (LNA + PA) Part Context

Part of the MCP2030 family, which includes variants like MCP2030A. This specific model is optimized for automotive and home access control. It serves as a critical interface between LF antennas and microcontrollers in secure entry protocols.

RF Front End (LNA + PA) Replacement Considerations

Check Microchip's official selector guide for direct substitutes within the MCP2030 series. Verify pin-to-pin compatibility and identical electrical parameters before considering alternative manufacturers.