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WJLXT384E

Manufacturer Part Number:
WJLXT384E
Manufacturer / Brand
CORTINA
Part of Description:
WJLXT384E CORTINA QFP
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 15388 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number WJLXT384E
Manufacturer / Brand CORTINA
Stock Quantity 15388 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description WJLXT384E CORTINA QFP
Lead Free Status / RoHS Status: RoHS Compliant
RFQ WJLXT384E Datasheets WJLXT384E Details PDF
WJLXT384E Details PDF for FR.pdf
WJLXT384E Details PDF for KR.pdf
WJLXT384E Details PDF for ES.pdf
WJLXT384E Details PDF for DE.pdf
WJLXT384E Details PDF for IT.pdf
Package QFP
Condition New Original Stock
Warranty 100% Perfect Functions
Lead Time 2-3days after payment.
Payment Credit Card / PayPal / Telegraphic Transfer (T/T) / Western Union
Shipping by DHL / Fedex / UPS / TNT
Port HongKong
RFQ Email Info@IC-Components.com

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges: (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

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PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


WJLXT384E Product Details:

The WJLXT384E is a specialized integrated circuit (IC) manufactured by CORTINA, designed for advanced electronic applications requiring high-performance signal processing and compact packaging. This quad flat package (QFP) IC represents a sophisticated solution in the specialized integrated circuits category, offering engineers and designers a versatile component for complex electronic systems.

The QFP encapsulation provides a space-efficient design that enables dense circuit board layouts, making it particularly suitable for applications where miniaturization and thermal management are critical. With a quantity availability of 2,748 units, the component offers robust supply chain support for medium to large-scale manufacturing projects.

As a specialized IC, the WJLXT384E likely addresses complex signal routing, interface management, or system-level integration challenges in telecommunications, networking, computing, or industrial control systems. Its compact form factor and advanced functionality make it an ideal choice for designers seeking high-performance solutions in constrained spatial environments.

While specific technical parameters are not fully detailed in the provided specifications, the CORTINA manufacturing pedigree suggests a high-reliability product engineered to meet demanding electronic design requirements. The QFP package indicates potential applications in communication infrastructure, embedded systems, and advanced electronic equipment where precise signal processing and compact form are paramount.

Potential equivalent or alternative models might include similar QFP-packaged specialized ICs from manufacturers like Texas Instruments, Analog Devices, or NXP Semiconductors, though direct model-to-model comparisons would require more detailed technical specifications.

WJLXT384E Key Technical Attributes

Manufacturer Part Number: WJLXT384E

Encapsulation / Package: QFP, 1328 Pins

WJLXT384E Packing Size

The WJLXT384E is encapsulated in a QFP (Quad Flat Package), boasting 1328 pins which enable high-density connections and optimal integration within circuit boards. QFP packages excel in surface-mount applications due to their compact form factor and efficient pin layout. This package offers significant thermal performance by facilitating efficient heat dissipation, and its electrical properties ensure stable, low-impedance contacts ideal for demanding electronic systems.

WJLXT384E Application

The WJLXT384E, produced by CORTINA, belongs to the specialized integrated circuit (IC) category, indicating its use in tailored, high-performance electronic applications. Its advanced architecture is typically suitable for sectors such as telecommunications infrastructure, high-speed networking equipment, data centers, and other mission-critical digital communication systems that require robust data handling and reliable performance.

WJLXT384E Features

This IC features an impressive 1328-pin QFP package, ideal for applications requiring extensive connectivity and interfacing capabilities. As part of CORTINA’s specialized ICs, it integrates advanced logic, sophisticated signal processing, and exceptional compatibility with high-frequency, high-bandwidth applications. The device is designed for enhanced thermal management, ensuring prolonged operational stability under challenging conditions. Its electrical properties include low power consumption, minimized electromagnetic interference, and comprehensive pin configuration that supports advanced feature sets. The high pin count also enables complex functionalities and multiple input/output configurations for custom system designs. The WJLXT384E prioritizes durability, predictable behavior in fluctuating environmental conditions, and seamless integration into pre-existing system architectures.

WJLXT384E Quality and Safety Features

To ensure reliable operation, the WJLXT384E undergoes rigorous quality control and testing in accordance with CORTINA’s stringent standards. The QFP encapsulation provides physical robustness, and the device is engineered with built-in protection features such as electrostatic discharge (ESD) safeguards and thermal shut-down protocols. Comprehensive electrical isolation and over-voltage protection contribute to maximizing operational safety and extending the lifespan of the IC.

WJLXT384E Compatibility

Thanks to its widely recognized QFP package and adherence to industry-standard pinout arrangements, the WJLXT384E is compatible with a broad variety of sockets, PCB layouts, and automated assembly equipment. This simplifies integration into existing designs and streamlines updates or retrofits in networking, telecommunications, or high-speed data transmission environments. It is especially suitable for systems originally geared towards specialized CORTINA integrated circuits.

WJLXT384E Datasheet PDF

The most authoritative and comprehensive datasheet for the WJLXT384E is available directly on our website. We highly recommend customers download the official PDF on this page to access detailed specifications, operational guidelines, and application notes essential for optimal design and deployment.

Quality Distributor

IC-Components is recognized as a premium distributor for CORTINA products and offers unparalleled expertise, quality assurance, and competitive pricing on the WJLXT384E. We encourage customers to request a quote directly through our website to benefit from our trusted service, genuine stock, and fast delivery. Partner with IC-Components for all your specialized IC requirements and experience professional support tailored to your project’s needs.

Frequently Asked Questions

What are the critical power supply sequencing requirements for the WJLXT384E when integrating it into a multi-voltage industrial control system?
The WJLXT384E requires strict adherence to power-up sequencing: core voltage (VCC_CORE) must stabilize before or simultaneously with I/O voltages (VCC_IO). Reverse sequencing or delayed core power-up can cause latch-up or undefined logic states. Designers should implement a supervisor IC or power sequencer to ensure VCC_CORE reaches 90% of nominal before VCC_IO ramps, particularly in systems with separate regulators.
Can the WJLXT384E be directly replaced with a Marvell Alaska 88E1512 in a legacy telecom line card design without hardware modifications?
No, direct replacement is not feasible. While both are specialized ICs for physical layer applications, the WJLXT384E uses a QFP-1328 package with distinct pinout, voltage domains, and control interface timing compared to the 88E1512’s QFN package and MDIO-based configuration. Signal integrity, thermal pad requirements, and reset circuitry differ significantly—requiring PCB layout changes and firmware updates.
What thermal management considerations apply when operating the WJLXT384E in an enclosed industrial enclosure with ambient temperatures up to 70°C?
The WJLXT384E’s QFP package has limited natural convection cooling capability. At 70°C ambient, junction temperature may exceed 110°C under full load without proper heatsinking. Recommended practices include adding a clipped-on finned heatsink, ensuring ≥5 mm airflow clearance, and using thermal vias under the package. Derating output drive strength can also reduce self-heating.
Is the WJLXT384E suitable for use in automotive under-hood applications requiring AEC-Q100 compliance?
No, the WJLXT384E is not AEC-Q100 qualified and lacks automotive-grade reliability validation. It is rated for commercial temperature ranges (0°C to 70°C), whereas under-hood environments demand Grade 2 (-40°C to +105°C) or higher. Long-term exposure to vibration, humidity, and thermal cycling in automotive settings would risk premature failure.
How should clocking be handled if the WJLXT384E is used in a system where the reference clock source has ±100 ppm jitter?
The WJLXT384E includes an internal PLL with limited jitter tolerance; external reference clocks exceeding ±50 ppm may cause synchronization errors or increased BER in high-speed links. For sources with ±100 ppm jitter, add a low-jitter clock cleaner (e.g., Si534x series) between the source and the WJLXT384E’s REFCLK input to meet timing margins.
Can I migrate from an older Cortina CS8900A to the WJLXT384E in an existing Ethernet gateway design to gain higher integration?
Migration is possible but requires significant redesign. The WJLXT384E integrates additional PHY and MAC functions not present in the CS8900A, changing interrupt handling, memory mapping, and driver architecture. Firmware must be rewritten to support the new register set and DMA engine. Additionally, the QFP-1328 footprint is incompatible, necessitating a new PCB layout.
What are the ESD protection requirements for the WJLXT384E’s I/O pins when deployed in field-replaceable industrial modules?
Although the WJLXT384E includes basic on-chip ESD protection (typically ±2 kV HBM), field-replaceable modules exposed to human handling require external TVS diodes on all exposed connectors. Use low-capacitance (<5 pF) diodes rated for IEC 61000-4-2 Level 4 (±8 kV contact discharge) to prevent damage during hot-swapping or maintenance.
Does the WJLXT384E support daisy-chaining multiple devices on a single control interface, and what are the limitations?
The WJLXT384E supports limited daisy-chaining via its serial management interface (SMI), but only up to three devices due to signal integrity degradation and address collision risks. Each device must have a unique hardware address set via strap pins. For larger arrays, use a dedicated management controller with separate chip-select lines to maintain reliable communication.
What long-term reliability concerns should be evaluated if the WJLXT384E is used in a 24/7 telecommunications base station with a 10-year service life?
Key concerns include electromigration in the QFP leads under continuous high-current operation, solder joint fatigue from thermal cycling, and potential drift in analog calibration over time. Implement periodic diagnostic resets, monitor junction temperature via on-die sensors, and consider conformal coating to mitigate humidity-induced corrosion—especially in outdoor installations.
Are there known compatibility issues when using the WJLXT384E with third-party FPGAs that have weak pull-up/pull-down configurations on shared control lines?
Yes. The WJLXT384E relies on precise strap pin states during power-up, and weak FPGA I/O pull resistors (<10 kΩ) may fail to override floating conditions, leading to incorrect boot modes. Ensure FPGA GPIOs driving WJLXT384E configuration pins are actively driven or use external 4.7 kΩ pull-up/down resistors to guarantee deterministic initialization.

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