LMV228URX/NOPB

RF Detectors Overview

The LMV228URX/NOPB is an RF power detector designed for cellular applications including CDMA, W-CDMA, GSM, and EDGE. It operates within a frequency range of 450MHz to 2GHz and accepts input power levels from -15dBm to 15dBm with an accuracy of ±1dB. The device functions on a supply voltage between 2.7V and 5V and is housed in a compact 4-WFBGA package.

RF Detectors Feature Summary

• Provides linear detection of RF power signals across specified cellular bands
• Delivers high measurement accuracy for precise signal monitoring
• Supports wide dynamic input range for varying signal strengths

RF Detectors Applications

• Cellular base station receiver front ends
• Handset power control loops
• RF signal strength monitoring circuits
• W-CDMA and GSM transceiver modules

RF Detectors Procurement Notes

Verify the component matches the specific National Semiconductor or Texas Instruments datasheet specifications for the LMV228 series. Confirm that the 4-WFBGA package dimensions and pinout align with your PCB design requirements. Ensure the operating temperature range and supply voltage parameters meet your system constraints before finalizing procurement orders.

RF Detectors Selection Notes

Select this component when linear RF power detection is required for cellular frequencies up to 2GHz. It is suitable for designs needing ±1dB accuracy within a -15dBm to 15dBm input range. Consider the small form factor of the 4-WFBGA package for space-constrained mobile and infrastructure applications requiring reliable signal level monitoring.

RF Detectors Part Context

This part belongs to the LMV228 family of RF detectors. It is manufactured by National Semiconductor, which has been acquired by Texas Instruments. The device serves as a key interface between RF front-end stages and baseband processing units, enabling accurate power management and signal integrity checks in wireless communication systems.

RF Detectors Replacement Considerations

LMV225UR/NOPB

RF Detectors FAQ

What is the operating frequency range of the LMV228URX/NOPB?

The device operates effectively from 450MHz to 2GHz.

What is the input power range for this detector?

It supports an input range of -15dBm to 15dBm.