HMC349ALP4CE

PRODUCTION

High Isolation, Nonreflective, GaAs, SPDT Switch, 100 MHz to 4 GHz

Analog Devices HMC349ALP4CE Product Info

10 February 2026 5

Features

Nonreflective, 50 Ω design
High isolation: 62 dB to 2 GHz
Low insertion loss: 1.0 dB to 2 GHz
High input linearity
- 1 dB power compression (P1dB): 34 dBm (typical)
- Third-order intercept (IP3): 53 dBm (typical)
High power handling
- 33.5 dBm through path, V_DD = 5 V
- 26.5 dBm terminated path

Single, positive supply: 3 V to 5 V
CMOS-/TTL-compatible control
All off state control
16-lead, 4 mm × 4 mm LFCSP
Pin-compatible with the HMC8038

Part details & applications

The HMC349ALP4CE is a gallium arsenide (GaAs), single-pole, double throw (SPDT) switch, specified from 100 MHz to 4 GHz.

The HMC349ALP4CE is well suited for wireless infrastructure applications by yielding high isolation of 62 dB, low insertion loss of 1.0 dB, high input IP3 of 53 dBm, and high input P1dB of 34 dBm.

The HMC349ALP4CE operates with a single, positive supply voltage from 3 V to 5 V and provides a CMOS-/TTL-compatible control interface.

The HMC349ALP4CE comes in a 16-lead, 4 mm × 4 mm, RoHS compliant, lead frame chip scale package (LFCSP).

APPLICATIONS

Wireless infrastructure
Mobile radios
Test equipment

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