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Analog Devices Inc. HMC1056LP4BETR
- Part No.:
- HMC1056LP4BETR
- Manufacturer:
- Analog Devices Inc.
- Category:
- RF Mixers
- Package:
- 20-VFQFN Exposed Pad
- Datasheet:
-
HMC1056LP4BETR.pdf
- Description:
- IC MMIC IQ MIXER GAAS 20SMD
- Quantity:
- Payment:
- Shipping:
Inventory:3,355
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Product details
Overview
HMC1056LP4BETR from Analog Devices (formerly Hittite Microwave) is a GaAs MMIC I/Q mixer operating from 8–12 GHz RF/LO and DC–4 GHz IF, designed for image-reject downconversion and single-sideband upconversion. It delivers 25 dBc typical image rejection, 40 dB LO-to-RF isolation, and +18 dBm input IP3 at +10 dBm LO drive, enabling high-linearity signal processing in radar and satcom front-ends.
For engineers reviewing the HMC1056LP4BETR datasheet, HMC1056LP4BETR pinout, HMC1056LP4BETR application, or HMC1056LP4BETR equivalent, key selection criteria include its 20-pin 4×4 mm SMT package, LSB/USB sideband suppression performance across temperature, quadrature IF interface requirements, and compatibility with external 90° hybrids for SSB operation.
Technical Context
The HMC1056LP4BETR integrates two double-balanced GaAs Schottky diode mixer cells with an on-die 90° hybrid to enable intrinsic I/Q functionality. It operates as either an image-reject mixer (IRM) or SSB upconverter depending on external IF hybrid configuration and port assignment.
Its architecture supports both LSB and USB modes with measured sideband rejection up to 50 dBc under optimized LO drive (10–12 dBm), while maintaining amplitude balance ≤±1.5 dB and phase balance ≤±2.5° across 8–12 GHz without external hybrid compensation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| RF/LO Frequency Range | 8–12 GHz - Covers X-band radar, point-to-point radio, and military EW systems without band switching. |
| IF Bandwidth | DC–4 GHz - Supports baseband I/Q demodulation and wideband IF sampling without external filtering. |
| Image Rejection | 25 dBc typical - Enables >60 dB dynamic range improvement in IRM mode versus standard mixers. |
| LO-to-RF Isolation | 40 dB - Reduces LO leakage into antenna paths, easing filter requirements in transceiver designs. |
| Input IP3 | +18 dBm - Allows handling of strong interferers in dense RF environments like satellite ground stations. |
| Conversion Loss | 8–11 dB - Defines system noise figure impact; requires low-noise amplification in cascade stages. |
| Package | 20-lead 4×4 mm leadless SMT - Enables compact, reflow-compatible RF module integration with exposed paddle thermal path. |
Pinout & Package
Package: 20-lead, 4×4 mm, RoHS-compliant leadless SMT with exposed ground paddle; MSL1 rated; thermal resistance 112 °C/W (channel-to-paddle).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 5–8, 10–12, 16, 18–20 | N/C | Internally unconnected; must be externally grounded per RF layout best practices to minimize parasitic coupling. |
| 2, 4, 13, 15 | GND | Dedicated RF/DC ground pins; require low-inductance connection to PCB ground plane and exposed paddle. |
| 3 | LO | 50 Ω AC-coupled LO input; accepts +10 dBm nominal drive; sensitive to impedance mismatch above 12 GHz. |
| 9 | IF2 | Differential IF output (Q channel); DC-coupled but limited to ±3 mA current; requires external blocking cap for AC-only use. |
| 17 | IF1 | Differential IF output (I channel); functionally identical to IF2; forms quadrature pair with IF2 for image cancellation. |
| 14 | RF | 50 Ω matched RF input/output port; used as RF input in downconversion, RF output in upconversion. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated 90° Hybrid | On-die quadrature generation eliminates need for external IF hybrid in basic IRM configurations. |
| Wide IF Bandwidth | DC–4 GHz enables direct baseband I/Q output and supports complex modulation schemes (e.g., QPSK, 16-QAM). |
| High LO-RF Isolation | 40 dB minimizes LO radiation into antenna paths, reducing spurious emissions and easing EMC compliance. |
| Thermal Robustness | Rated for −40°C to +85°C operation with 175°C channel limit; exposed paddle enables <10°C rise at 800 mW dissipation. |
| ESD Protection | Class 0 (150 V HBM) - Requires strict ESD handling during assembly and test to prevent gate oxide damage. |
Applications
| Point-to-Point Radio | Military Radar |
|---|---|
|
Use Scenario: High-capacity 10–11 GHz backhaul link with 256-QAM modulation requiring low-error I/Q demodulation. IC Role / Device Role / Timing Role: Image-reject downconverter converting RF to baseband I/Q signals with minimal DC offset and phase skew. Use Value: 25 dBc image rejection suppresses adjacent-channel interference, enabling 40+ dB SNR margin in multipath environments. |
Use Scenario: X-band pulse-Doppler radar receiver front-end needing high dynamic range and fast settling. IC Role / Device Role / Timing Role: Low-conversion-loss I/Q mixer providing simultaneous I/Q outputs for digital beamforming and clutter cancellation. Use Value: +18 dBm input IP3 allows detection of weak targets amid strong jamming signals without front-end compression. |
| Satellite Communications | Electronic Warfare |
|
Use Scenario: LEO satellite user terminal uplink transmitter using SSB upconversion to minimize spectrum occupancy. IC Role / Device Role / Timing Role: Single-sideband upconverter generating clean USB output with external IF hybrid and precise LO control. Use Value: 50 dBc sideband rejection at 10 dBm LO reduces adjacent-channel power by >99%, meeting ITU spectral mask requirements. |
Use Scenario: Wideband SIGINT receiver scanning 8–12 GHz with real-time I/Q digitization for signal classification. IC Role / Device Role / Timing Role: Wide-IF I/Q downconverter feeding ADCs with DC-coupled I/Q outputs for instantaneous frequency measurement. Use Value: DC–4 GHz IF bandwidth captures full instantaneous bandwidth of pulsed RF threats without aliasing or gap loss. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar I/Q mixer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| HMC1047LP4E | 8–14 GHz RF/LO range; 22 dBc image rejection; no integrated IF hybrid - requires external 90° hybrid for IRM mode. | Better suited for wideband scanning receivers where extended upper-frequency coverage outweighs image rejection penalty. | Select when 12–14 GHz operation is required and board space permits external hybrid placement. |
| ADL5375-05 | DC–6 GHz IF; +22 dBm IP3; active I/Q modulator (not passive mixer); requires bias current and external LO buffer. | Preferred for zero-IF transmitters with integrated LO synthesis and digital predistortion feedback loops. | Choose for software-defined radio upconverters needing programmable gain and DC-coupled I/Q inputs. |
Compared with HMC1056LP4BETR, HMC1047LP4E extends frequency coverage but sacrifices image rejection and integration, while ADL5375-05 offers higher linearity and active functionality at the cost of power consumption and external support circuitry.
Availability
HMC1056LP4BETR is available at Aetrix Electronics and suitable for point-to-point radio, military radar, and satellite communications systems requiring stable component supply, consistent RF performance across temperature, and long-term obsolescence management.
Supply support for HMC1056LP4BETR includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices acquired Hittite Microwave in 2014 and maintains its high-frequency RF product lines, including GaAs and SiGe MMICs for defense, aerospace, and communications.
The HMC1056LP4BETR belongs to Hittite's legacy I/Q mixer family, engineered specifically for X-band image-reject and SSB applications where size, thermal efficiency, and passive linearity are critical.
FAQ
What is the recommended LO drive level for optimal image rejection in HMC1056LP4BETR?
The HMC1056LP4BETR achieves best image rejection (up to 25 dBc typical) at +10 dBm LO drive. Performance degrades below 8 dBm and above 12 dBm due to diode nonlinearity saturation; data sheets specify +10 dBm as the reference condition for all key specs including image rejection and conversion loss.
Can HMC1056LP4BETR operate with DC-coupled IF outputs, and what are the current limits?
Yes, HMC1056LP4BETR supports DC-coupled IF outputs on pins IF1 (17) and IF2 (9), but each pin must not source or sink more than ±3 mA. Exceeding this causes non-function or permanent damage; for AC-only applications, external DC-blocking capacitors are mandatory.
Does HMC1056LP4BETR require an external 90° hybrid for image-reject operation?
No - the HMC1056LP4BETR integrates a GaAs-based 90° hybrid, enabling standalone image-reject mixing without external components. However, an external IF hybrid is required to achieve >35 dBc image rejection or for SSB upconversion configurations per datasheet test conditions.
What is the thermal design guidance for HMC1056LP4BETR's exposed ground paddle?
The exposed ground paddle of HMC1056LP4BETR must be soldered to a solid PCB ground plane using ≥9 thermal vias (0.3 mm diameter, spaced ≤1 mm apart). This achieves the specified 112 °C/W thermal resistance and prevents junction temperatures from exceeding 175 °C at 800 mW dissipation.
How does HMC1056LP4BETR perform across temperature for military-grade applications?
HMC1056LP4BETR is characterized from −40°C to +85°C. Image rejection varies from 12 dBc (min) to 25 dBc (typ) across temperature; conversion gain shifts ≤3 dB; and input IP3 remains ≥+17 dBm at −40°C and +85°C, meeting MIL-STD-810H environmental robustness requirements.
HMC1056LP4BETR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 20-VFQFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- RF Type:
- Radar
- Frequency:
- 8GHz ~ 12GHz
- Number of Mixers:
- 2
- Gain:
- -
- Noise Figure:
- -
- Secondary Attributes:
- Up Converter
- Current - Supply:
- -
- Voltage - Supply:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 20-QFN (4x4)
HMC1056LP4BETR FAQ
1.How can I place an order for HMC1056LP4BETR through Aetrix?
Please submit a Request for Quotation (RFQ) for HMC1056LP4BETR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for HMC1056LP4BETR reliable?
The price and inventory of HMC1056LP4BETR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HMC1056LP4BETR is usually 5 days.
3.What payment methods are accepted for HMC1056LP4BETR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HMC1056LP4BETR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for HMC1056LP4BETR?
HMC1056LP4BETR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HMC1056LP4BETR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for HMC1056LP4BETR?
For technical support, including HMC1056LP4BETR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HMC1056LP4BETR requirements.
6.How does Aetrix verify that HMC1056LP4BETR is sourced from the original manufacturer or authorized distributors?
All HMC1056LP4BETR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that HMC1056LP4BETR meets industry standards.
7.What is the process for return or replacement of HMC1056LP4BETR?
All HMC1056LP4BETR units undergo pre-shipment inspection (PSI). If there is an issue with HMC1056LP4BETR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The HMC1056LP4BETR part is unused and in its original packaging.
Return procedure for HMC1056LP4BETR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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