HMC197BETR

RF Switches Overview

The HMC197BETR is a low-cost Single-Pole Double-Throw (SPDT) RF switch IC manufactured by Analog Devices Inc. utilizing GaAs technology. It operates from DC to 3 GHz with an insertion loss of 0.4 dB and typical off-isolation of 24 dB. The device is housed in a compact SOT-23-6 surface-mount package, suitable for general switching applications requiring very low insertion loss.

RF Switches Feature Summary

• Low-cost SPDT configuration for general-purpose RF switching
• GaAs MMIC technology ensuring high performance
• Compact SOT-23-6 plastic package design

RF Switches Applications

• 900 MHz ISM band applications
• 1.8 - 2.2 GHz wireless communication systems
• 2.4 GHz ISM band applications

RF Switches Procurement Notes

Verify the specific suffix 'ETR' indicates the Tape & Reel packaging format as distinct from cut tape or other variants. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the operating temperature range of -40°C to +85°C aligns with system environmental requirements.

RF Switches Selection Notes

Select this component for designs requiring minimal signal attenuation within the 3 GHz limit. The SOT-23-6 footprint offers space efficiency for portable devices. Verify that the 24 dB isolation meets system leakage specifications. Consider the GaAs process characteristics for noise and linearity performance relative to silicon alternatives.

RF Switches Part Context

This part belongs to the HMC197B series of RF switches. It is designed as a cost-effective solution for transmit/receive switching in wireless infrastructure and consumer electronics. The device integrates control logic and RF paths into a single monolithic microwave integrated circuit.

RF Switches Replacement Considerations

Check for direct pin-compatible substitutes within the Analog Devices portfolio. Verify electrical parameter equivalence for frequency range and insertion loss when evaluating cross-brand alternatives.