Analog Devices Inc. HMC552LP4ETR
- Part No.:
- HMC552LP4ETR
- Manufacturer:
- Analog Devices Inc.
- Category:
- RF Mixers
- Package:
- 24-VFQFN Exposed Pad
- Datasheet:
-
HMC552LP4ETR.pdf
- Description:
- IC MIXER DBL-BAL HI IP3 24SMD
- Quantity:
- Payment:

- Shipping:

Inventory:4,516
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Product details
Overview
HMC552LP4ETR from Analog Devices (formerly Hittite Microwave) is a GaAs MMIC double-balanced mixer with integrated LO amplifier, operating from 1.6 to 3.0 GHz RF/LO and supporting DC–1 GHz IF. It delivers +25 dBm input IP3, 8 dB typical conversion loss, 30 dB LO-to-RF isolation, and operates from a single +5 V supply drawing 62 mA - ideal for wireless infrastructure upconverter/downconverter stages.
For engineers reviewing the HMC552LP4ETR datasheet, HMC552LP4ETR pinout, HMC552LP4ETR application, or HMC552LP4ETR equivalent, key selection criteria include its integrated LO amplifier architecture, no-balun operation, robust Class 1C ESD rating, and compatibility with PCS/3G/WiMAX base station signal chains requiring high linearity and wide IF bandwidth.
Technical Context
The HMC552LP4ETR implements a double-balanced Gilbert-cell mixer core with monolithically integrated LO driver amplifier, enabling high dynamic range without external baluns. Its RF and LO ports are DC-coupled and 50 Ω matched, while the IF port supports DC coupling with current-limited operation (≤18 mA).
LO amplification occurs on-die prior to mixer injection, allowing low-LO-drive operation (−4 to +4 dBm) and reducing system-level LO source burden. The design achieves 30 dB LO-to-RF isolation and >25 dB LO-to-IF isolation across 1.6–3.0 GHz, with thermal stability validated from −40°C to +85°C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| RF/LO Frequency Range | 1.6–3.0 GHz - defines usable band for cellular infrastructure (PCS, AWS, WiMAX) up/downconversion. |
| IF Frequency Range | DC–1.0 GHz - enables zero-IF, complex-IF, and broadband IF architectures without external AC coupling constraints. |
| Input IP3 | +25 dBm - ensures high linearity in multi-carrier base station receivers under strong interferer conditions. |
| Conversion Loss | 8 dB (typ.) - sets minimum gain budget requirement for subsequent IF amplification stages. |
| LO to RF Isolation | 30 dB - reduces LO leakage into antenna paths, easing filtering requirements in transceiver front-ends. |
| Supply | +5 V @ 62 mA - simplifies power delivery with single-rail biasing; no negative or split supplies needed. |
| ESD Rating | Class 1C (1,000 V HBM) - qualifies for handling in standard SMT assembly lines without special ESD protocols. |
Pinout & Package
Package: 24-lead 4×4 mm QFN with exposed ground paddle (16 mm² footprint), RoHS-compliant matte Sn finish, MSL1 rating, max reflow 260°C.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | MIX LO | DC-coupled LO input to mixer core; requires external DC blocking capacitor; 50 Ω matched. |
| 3 | BIAS | LO amplifier bias supply node; requires external 18 Ω resistor and three bypass capacitors per application circuit. |
| 4 | GND | Signal ground reference; backside paddle must be soldered to PCB ground plane for thermal and RF performance. |
| 5 | LO | DC-coupled LO amplifier output; placed adjacent to MIX LO to allow series LO filter insertion between them. |
| 10 | IF | DC-coupled IF output; supports true DC operation but limited to ≤18 mA sink/source to prevent damage. |
| 18 | RF | DC-coupled RF input/output port; 50 Ω matched; used as RF input in downconverters or RF output in upconverters. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated LO amplifier | Eliminates need for external LO buffer, reduces board space and matching complexity in 1.6–3.0 GHz systems. |
| No external baluns required | Enables compact, low-cost layout with direct 50 Ω interfacing to RF/LO/IF traces - no transformers or Marchand structures. |
| High LO-to-RF isolation (30 dB) | Minimizes LO radiation into antenna paths, reducing spurious emissions and easing compliance testing in BTS designs. |
| Wide IF bandwidth (DC–1 GHz) | Supports flexible IF strategies including direct-conversion, low-IF, and wideband digital predistortion feedback loops. |
| Robust 1,000 V HBM ESD protection | Ensures reliability during automated assembly and field operation without additional transient protection circuitry. |
Applications
| PCS/3G Base Station Receiver | WiMAX Transmitter Upconverter |
|---|---|
|
Use Scenario: Downconverting 1.9 GHz PCS signals to 140 MHz IF in macrocell receiver front-end with multi-carrier interference. IC Role / Device Role / Timing Role: Double-balanced mixer with integrated LO amplifier serving as first-stage RF-to-IF converter. Use Value: +25 dBm IP3 maintains signal integrity under co-channel interferers; 30 dB LO-to-RF isolation prevents LO breakthrough at antenna port. |
Use Scenario: Upconverting 100 MHz IF to 2.5 GHz WiMAX channel in outdoor CPE transmitter with spectral mask compliance. IC Role / Device Role / Timing Role: Double-balanced mixer configured as upconverter with on-die LO amplification driving mixer core. Use Value: 8 dB conversion loss minimizes transmit chain gain budget; DC–1 GHz IF support enables flexible modulation bandwidths up to 20 MHz. |
| ISM Band Fixed Wireless Transceiver | Repeaters & Small Cell Backhaul |
|
Use Scenario: Bidirectional 2.4 GHz ISM transceiver in point-to-multipoint fixed wireless access unit with shared RF front-end. IC Role / Device Role / Timing Role: Reconfigurable mixer used alternately for receive downconversion and transmit upconversion via LO switching. Use Value: Single +5 V supply simplifies power architecture; −4 to +4 dBm LO drive tolerance accommodates variable LO source output across temperature. |
Use Scenario: Low-power repeater unit amplifying 1.7–2.2 GHz LTE bands with minimal added noise and distortion. IC Role / Device Role / Timing Role: High-linearity mixer in cascaded receive path to preserve CNR and ACLR before IF amplification. Use Value: 8 dB noise figure (SSB) and +16 dBm P1dB ensure clean signal recovery in weak-signal repeater environments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar double-balanced mixer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| HMC551LP4ETR | Same 24-pin 4×4 mm QFN package and pinout; operates at 0.8–1.2 GHz RF/LO instead of 1.6–3.0 GHz. | Targeted for lower-band infrastructure (e.g., GSM 900, CDMA 800); not suitable for PCS/WiMAX frequency plans. | Select when operating below 1.2 GHz and requiring identical layout and biasing. |
| ADL5801ACPZ-R7 | SiGe BiCMOS double-balanced mixer; 0.4–6.0 GHz RF, +23 dBm IP3, 8.5 dB conversion loss, +5 V @ 125 mA. | Broadband coverage beyond 3 GHz; higher current draw; different pinout and biasing scheme (no separate BIAS pin). | Choose for wider frequency flexibility or when migrating from GaAs to SiGe process; requires PCB redesign. |
Compared with HMC552LP4ETR, HMC551LP4ETR offers identical mechanical and electrical interface but narrower frequency coverage, while ADL5801ACPZ-R7 trades GaAs performance for broader bandwidth and higher power consumption - impacting thermal management and supply design.
Availability
HMC552LP4ETR is available at Aetrix Electronics and suitable for wireless infrastructure, base station transceivers, and fixed wireless access equipment requiring stable component supply, high linearity, and proven GaAs RF performance.
Supply support for HMC552LP4ETR 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 integrates its high-frequency RF portfolio into mission-critical communications solutions.
The HMC552LP4ETR belongs to the Hittite GaAs MMIC mixer product line, designed specifically for high-performance wireless infrastructure where linearity, isolation, and integration reduce front-end complexity in 3G/4G base stations and repeaters.
FAQ
What is the recommended LO drive level for optimal performance of the HMC552LP4ETR?
The HMC552LP4ETR operates optimally with an LO drive level between −4 dBm and +4 dBm. At 0 dBm, it achieves 8 dB typical conversion loss and +25 dBm input IP3. Driving outside this range may degrade linearity or increase conversion loss. The integrated LO amplifier allows reliable operation even at the lower end, reducing dependency on high-output LO sources in the HMC552LP4ETR signal chain.
Does the HMC552LP4ETR require external baluns for operation?
No, the HMC552LP4ETR does not require external baluns. Its double-balanced architecture and internal quadrature phasing eliminate the need for external transformers or Marchand baluns. All RF, LO, and IF ports are DC-coupled and 50 Ω matched, enabling direct connection to microstrip traces - a key design advantage confirmed in the HMC552LP4ETR application circuit and functional diagram.
Can the HMC552LP4ETR be used for zero-IF (direct-conversion) receiver applications?
Yes, the HMC552LP4ETR supports true DC-coupled IF operation, making it suitable for zero-IF receivers. The IF pin (Pin 10) accepts DC and extends to 1 GHz, but must not source or sink more than 18 mA to avoid damage. This capability is explicitly specified in the HMC552LP4ETR datasheet and validated in evaluation circuits using DC-blocking capacitors only where IF AC coupling is preferred.
What is the thermal resistance and maximum junction temperature specification for the HMC552LP4ETR?
The HMC552LP4ETR has a thermal resistance of 105.6 °C/W (junction to ground paddle) and a maximum junction temperature of 150°C. Its continuous power dissipation is rated at 0.6 W at 85°C ambient, derating by 9.5 mW/°C above that. Proper soldering of the exposed ground paddle to a thermally robust PCB plane is mandatory to maintain these ratings in the HMC552LP4ETR's operational envelope.
Is the HMC552LP4ETR pin-compatible with any other Hittite/Analog Devices mixers?
Yes, the HMC552LP4ETR is pin-for-pin compatible with the HMC551LP4ETR, which covers 0.8–1.2 GHz. Both share identical 24-lead 4×4 mm QFN packaging, pin functions, biasing scheme, and land pattern. This allows frequency-band migration without PCB redesign - a documented interoperability feature explicitly stated in the HMC552LP4ETR datasheet's General Description section.
HMC552LP4ETR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 24-VFQFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- RF Type:
- WiMAX / WiBro
- Frequency:
- 1.6GHz ~ 3GHz
- Number of Mixers:
- 1
- Gain:
- -
- Noise Figure:
- 8dB
- Secondary Attributes:
- Up/Down Converter
- Current - Supply:
- 62mA
- Voltage - Supply:
- 5V
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 24-QFN (4x4)
HMC552LP4ETR FAQ
1.How can I place an order for HMC552LP4ETR through Aetrix?
Please submit a Request for Quotation (RFQ) for HMC552LP4ETR 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 HMC552LP4ETR reliable?
The price and inventory of HMC552LP4ETR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HMC552LP4ETR is usually 5 days.
3.What payment methods are accepted for HMC552LP4ETR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HMC552LP4ETR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for HMC552LP4ETR?
HMC552LP4ETR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HMC552LP4ETR 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 HMC552LP4ETR?
For technical support, including HMC552LP4ETR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HMC552LP4ETR requirements.
6.How does Aetrix verify that HMC552LP4ETR is sourced from the original manufacturer or authorized distributors?
All HMC552LP4ETR 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 HMC552LP4ETR meets industry standards.
7.What is the process for return or replacement of HMC552LP4ETR?
All HMC552LP4ETR units undergo pre-shipment inspection (PSI). If there is an issue with HMC552LP4ETR, 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 HMC552LP4ETR part is unused and in its original packaging.
Return procedure for HMC552LP4ETR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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