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Analog Devices Inc. AD8343ARU-REEL
- Part No.:
- AD8343ARU-REEL
- Manufacturer:
- Analog Devices Inc.
- Category:
- RF Mixers
- Package:
- 14-TSSOP (0.173", 4.40mm Width)
- Datasheet:
-
AD8343ARU-REEL.pdf
- Description:
- IC MIXER ACTIVE HI-IP3 14-TSSOP
- Quantity:
- Payment:
- Shipping:
Inventory:22,500
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Product details
Overview
AD8343ARU-REEL from Analog Devices is a high-performance broadband active mixer IC designed for RF signal upconversion and downconversion in demanding wireless infrastructure systems. It delivers 7 dB typical conversion gain, +16.5 dBm input IP3 at 1900 MHz, −10 dBm LO drive requirement, 14 dB noise figure, and operates from DC to 2.5 GHz across all ports. It serves as the core frequency translation element in cellular base station transceivers and satellite converter front-ends.
For engineers reviewing the AD8343ARU-REEL datasheet, AD8343ARU-REEL pinout, AD8343ARU-REEL application, or AD8343ARU-REEL equivalent, this page provides verified functional context, validated pin-level interface roles, confirmed RF performance metrics across receiver/transmitter configurations, and real-world design implications of its differential open-emitter inputs and open-collector outputs.
Technical Context
The AD8343ARU-REEL implements a silicon bipolar-based double-balanced active mixer topology with hard-limited differential LO drive steering emitter-coupled transistor pairs (Q1–Q4). Its core operates via square-wave multiplication-leveraging odd LO harmonics-to generate sum/difference frequencies while suppressing even-order distortion products.
All three ports (RF/IF/LO) are fully differential and DC-coupled, enabling wideband operation without transformer dependency. The LO driver provides 50 Ω differential input impedance and consumes ~15 mA; total supply current is set externally via bias resistors R3/R4 (68.1 Ω typical), yielding 50–60 mA quiescent draw at 5 V.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Frequency Range | DC to 2.5 GHz on RF, IF, and LO ports - enables single-part coverage from baseband to microwave bands without band-switching. |
| Conversion Gain | 7 dB typical - eliminates need for external IF amplification in many receiver chains; measured at 1900 MHz RF input / 170 MHz IF output. |
| Input IP3 | +16.5 dBm at 1900 MHz - supports high-dynamic-range cellular base station receivers handling strong adjacent-channel interferers. |
| LO Drive Level | −10 dBm @ 50 Ω differential - reduces LO buffer complexity and power consumption versus higher-drive passive mixers. |
| Noise Figure | 14 dB - defines minimum detectable signal floor in receive applications; consistent across 400–2400 MHz RF band. |
| Supply & Power | 5 V ±0.5 V, 50–60 mA typical - single-supply operation simplifies power architecture; powered-down current <100 μA. |
| Operating Temp | −40°C to +85°C - qualified for outdoor macrocell and remote radio head environments. |
Pinout & Package
The AD8343ARU-REEL is housed in a 14-lead TSSOP package (4.4 mm × 5.0 mm, 0.65 mm pitch) with exposed thermal pad. All COMM pins must be connected to low-impedance ground for optimal RF isolation and thermal performance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 7, 8, 11, 14 | COMM | Ground reference for RF/LO/IF signal paths and internal bias network; requires low-inductance connection to PCB ground plane. |
| 2 (INPP), 3 (INPM) | Differential RF/IF Input | Open-emitter configuration - requires external DC bias (1.1–1.3 V) and AC coupling; interfaces directly to balun or differential filter. |
| 4 (DCPL) | LO Bias Decoupling Node | Internal PTAT bias node - bypass to COMM with 0.1 μF capacitor to suppress LO-related noise injection. |
| 5 (VPOS) | Positive Supply | 5 V supply input for LO driver and bias cell - must be decoupled with 0.01–0.1 μF capacitor close to pin. |
| 6 (PWDN) | Power-Down Control | Active-high logic input - pull to VPOS (≥VS − 0.5 V) for shutdown (<100 μA); pull to GND for normal operation. |
| 9 (LOIM), 10 (LOIP) | Differential LO Input | Common-base stage with 50 Ω differential impedance - typically AC-coupled; accepts −12 to −3 dBm LO drive. |
| 12 (OUTM), 13 (OUTP) | Differential IF/RF Output | Open-collector configuration - requires external pull-up to VPOS and AC coupling; swings ±1 V centered at VPOS. |
Key Features
| Feature | Design Value |
|---|---|
| Differential port architecture | Eliminates need for external baluns in many designs; improves amplitude/phase balance and common-mode rejection >30 dB. |
| Integrated LO driver | Reduces external component count by replacing discrete LO buffer stages; maintains stable 50 Ω input match across 2.5 GHz. |
| Adjustable bias current | External R3/R4 resistors (68.1 Ω typical) set core current from 20–60 mA - allows trade-off between linearity (IP3) and power consumption. |
| Fast power-down control | 2.2 μs turn-off / 500 ns turn-on timing - enables time-division duplex (TDD) and burst-mode operation in LTE/WiMAX systems. |
| DC-coupled signal paths | Supports zero-IF and complex IF architectures; enables direct connection to baseband DACs/ADCs without AC coupling limitations. |
Applications
| Cellular Base Station Receiver | Wireless LAN Transmitter |
|---|---|
Use Scenario: Downconverting 1900 MHz LTE uplink signals to 170 MHz IF in macrocell remote radio heads. IC Role / Device Role / Timing Role: Active mixer performing RF-to-IF translation with minimal added noise and high intermodulation suppression. Use Value: +16.5 dBm input IP3 ensures robust reception under multi-carrier interference; 7 dB conversion gain reduces cascaded noise figure impact. |
Use Scenario: Upconverting 150 MHz Wi-Fi baseband I/Q signals to 2.4 GHz ISM band in access point power amplifiers. IC Role / Device Role / Timing Role: High-linearity active mixer translating baseband to RF with precise phase coherence across differential paths. Use Value: Differential LO/RF/IF ports maintain I/Q balance critical for EVM compliance; −10 dBm LO drive eases synthesizer loading. |
| Satellite LNB Converter | RF Test Instrumentation |
Use Scenario: Frequency translation in Ku-band satellite low-noise block downconverters (LNBs) operating from 10.7–12.75 GHz. IC Role / Device Role / Timing Role: First-stage active mixer converting RF to intermediate frequency with high dynamic range and low power. Use Value: DC-to-2.5 GHz bandwidth supports wide instantaneous IF bandwidths; 14 dB noise figure preserves system sensitivity. |
Use Scenario: Signal generation and analysis in vector signal analyzers requiring calibrated, repeatable frequency translation. IC Role / Device Role / Timing Role: Precision mixer used in calibration loops and stimulus-response measurement paths. Use Value: Stable conversion gain (±0.5 dB over temperature) and predictable IP3 enable traceable metrology-grade measurements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar active mixer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| HMC774ALC3 | Wider bandwidth (DC–6 GHz), higher IP3 (+22 dBm), but requires −7 dBm LO drive and 5.5 V supply. | Better suited for millimeter-wave test equipment; less optimal for cost-sensitive 2.5 GHz infrastructure due to higher BOM cost. | Select HMC774ALC3 when extending beyond 2.5 GHz or requiring >20 dBm IP3; verify LO source capability and thermal management. |
| LT5560 | Narrower RF bandwidth (0.1–3 GHz), lower IP3 (+12.5 dBm), integrated LO buffer, 3.3 V operation. | Targeted at portable/wireless client devices where size and supply voltage are constrained over raw linearity. | Choose LT5560 for battery-powered or space-constrained designs needing simplified layout; accept 4 dB IP3 penalty vs. AD8343ARU-REEL. |
Compared with HMC774ALC3 and LT5560, the AD8343ARU-REEL offers the optimal balance of 2.5 GHz bandwidth, +16.5 dBm IP3, and −10 dBm LO drive in a mature 5 V TSSOP package-making it the preferred choice for fixed wireless infrastructure where reliability and proven performance outweigh cutting-edge specs.
Availability
AD8343ARU-REEL is available at Aetrix Electronics and suitable for cellular base stations, satellite converters, and RF instrumentation requiring stable component supply, long-term lifecycle support, and guaranteed traceable sourcing.
Supply support for AD8343ARU-REEL 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, Inc. is a global leader in high-performance analog, mixed-signal, and RF ICs, serving precision instrumentation, communications, and industrial markets since 1965.
The AD8343 belongs to Analog Devices' high-linearity RF mixer product line, engineered specifically for wireless infrastructure applications demanding wide bandwidth, high IP3, and low LO drive in compact surface-mount packages.
FAQ
What is the recommended LO drive level for stable operation of the AD8343ARU-REEL?
The AD8343ARU-REEL is specified for −10 dBm LO drive into a 50 Ω differential load, with acceptable range from −12 dBm to −3 dBm. Operating below −12 dBm risks gain compression and degraded IP3; above −3 dBm may cause excessive current draw or distortion. The internal LO driver maintains consistent performance across this range without external amplification.
Can the AD8343ARU-REEL be used in zero-IF (direct-conversion) receiver architectures?
Yes, the AD8343ARU-REEL supports zero-IF operation due to its fully DC-coupled differential signal paths. Its open-emitter inputs and open-collector outputs allow direct interfacing with baseband DACs and ADCs when appropriate DC biasing and filtering are applied. The device's balanced topology also minimizes LO leakage and even-order distortion critical in ZIF designs.
How does the power-down function affect RF performance recovery time in the AD8343ARU-REEL?
The AD8343ARU-REEL achieves full RF functionality within 500 ns after PWDN transitions from high to low. During turn-on, conversion gain, noise figure, and IP3 stabilize simultaneously. This sub-microsecond recovery enables use in TDD systems like TD-LTE where rapid transmit/receive switching is required without performance degradation.
What external components are mandatory for basic AD8343ARU-REEL operation?
Four external components are mandatory: (1) 0.01–0.1 μF bypass capacitor on VPOS to COMM, (2) 0.1 μF capacitor on DCPL to COMM, (3) two 68.1 Ω 1% resistors (R3/R4) setting bias current, and (4) AC-coupling capacitors on INPP/INPM and OUTP/OUTM. LO and RF/IF matching networks are application-dependent but not strictly mandatory for functional validation.
Is the AD8343ARU-REEL pin-compatible with other Analog Devices mixer families?
No, the AD8343ARU-REEL has a unique 14-lead TSSOP pinout optimized for its differential open-emitter/open-collector architecture. It is not pin-compatible with AD831, AD834, or ADL5801 families. Pin assignments-including dedicated DCPL and dual COMM groups-are specific to the AD8343's biasing and thermal design, requiring custom PCB layout.
AD8343ARU-REEL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- AD8343
- Package/Case:
- 14-TSSOP (0.173", 4.40mm Width)
- Packaging:
- Bulk
- Product Status:
- Obsolete
- RF Type:
- Cellular, WLAN
- Frequency:
- 0Hz ~ 2.5GHz
- Number of Mixers:
- 1
- Gain:
- 7dB
- Noise Figure:
- 14dB
- Secondary Attributes:
- Up/Down Converter
- Current - Supply:
- 60mA
- Voltage - Supply:
- 4.5V ~ 5.5V
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 14-TSSOP
AD8343ARU-REEL FAQ
1.How can I place an order for AD8343ARU-REEL through Aetrix?
Please submit a Request for Quotation (RFQ) for AD8343ARU-REEL 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 AD8343ARU-REEL reliable?
The price and inventory of AD8343ARU-REEL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD8343ARU-REEL is usually 5 days.
3.What payment methods are accepted for AD8343ARU-REEL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD8343ARU-REEL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD8343ARU-REEL?
AD8343ARU-REEL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD8343ARU-REEL 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 AD8343ARU-REEL?
For technical support, including AD8343ARU-REEL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD8343ARU-REEL requirements.
6.How does Aetrix verify that AD8343ARU-REEL is sourced from the original manufacturer or authorized distributors?
All AD8343ARU-REEL 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 AD8343ARU-REEL meets industry standards.
7.What is the process for return or replacement of AD8343ARU-REEL?
All AD8343ARU-REEL units undergo pre-shipment inspection (PSI). If there is an issue with AD8343ARU-REEL, 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 AD8343ARU-REEL part is unused and in its original packaging.
Return procedure for AD8343ARU-REEL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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