HMC232LP4 Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
Analog Devices HMC232LP4 is a high-performance GaAs SPDT RF switch operating from DC to 12 GHz with 3.1 dB maximum insertion loss and 37 dB minimum isolation. It handles up to 30 dBm CW input power with a 50 Ω characteristic impedance in a compact 24-QFN package for microwave and communication systems.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 24
- Lifecycle
- OBSOLETE
- Datasheet
- HMC232LP4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- DC to 12 GHz frequency range enabling broadband RF switching across L-, S-, C-, and X-band applications
- 27 dBm 1 dB compression point with 30 dBm maximum CW input power for high-power signal routing
- 37 dB minimum isolation ensuring negligible signal leakage between RF paths in switched antenna systems
- 3.1 dB maximum insertion loss preserving signal integrity across the full operating bandwidth
- 50 Ω characteristic impedance matching standard RF system impedance for seamless board integration
Applications
The HMC232LP4 is widely used in wireless infrastructure equipment, test instrumentation, and radar front ends where a reliable DC-to-12 GHz SPDT switch is required. Its high isolation of 37 dB and 30 dBm power handling make it ideal for antenna diversity switching and transmit/receive path selection in military and commercial microwave radios. System designers also deploy it in automated test equipment (ATE) and signal routing matrices for its consistent 50 Ω impedance and low insertion loss across the full band.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | HCP-16-1 |
| YTEOL | 0 |
| 1dB Compression Point | 27dBm |
| Characteristic Impedance | 50Ω |
| Construction | COMPONENT |
| Input Power-Max (CW) | 30dBm |
| Insertion Loss-Max | 3.1dB |
| Isolation-Min | 37dB |
| JESD-609 Code | e0 |
| Mounting Feature | SURFACE MOUNT |
| Number of Functions | 1 |
| On Time-Nom | 0.006 µs |
| Operating Frequency-Max | 12000MHz |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC24,.16SQ,20 |
| Port Termination | ABSORPTIVE |
| RF/Microwave Device Type | SPDT |
| Surface Mount | YES |
| Technology | MES |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| VSWR-Max | 1.29 |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum input power the HMC232LP4 can handle, and how does that compare to typical SPDT RF switches?
The HMC232LP4 accepts up to 30 dBm continuous wave (CW) input power with a 1 dB compression point of 27 dBm, which is substantially higher than many GaAs SPDT switches rated at 20–24 dBm. This makes it suitable for power amplifier output switching and high-power antenna selection in base station and military radar systems operating up to 12 GHz.
How does the HMC232LP4's isolation specification affect receiver sensitivity in a switched antenna system?
With a minimum isolation of 37 dB, the HMC232LP4 limits crosstalk between the transmit and receive paths to less than 0.002% of the unwanted signal, preserving receiver noise figure in sensitive 50 Ω receiver chains. At 12 GHz, maintaining this isolation level prevents transmit leakage from desensitizing low-noise amplifiers and keeps effective receiver sensitivity within the system link budget.
For a compact microwave PCB, what package dimensions does the HMC232LP4 24-QFN offer, and how does its 50 Ω impedance simplify layout?
The HMC232LP4 is housed in a 24-pin QFN (HCP-16-1 package code) with a compact footprint that reduces board area compared to connectorized coaxial switches. Its 50 Ω characteristic impedance means RF traces can be routed directly to standard microstrip lines without additional matching networks, cutting layout iteration time and improving first-pass signal integrity at frequencies up to 12 GHz.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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