Please refer to the English Version as our Official Version.

Europe: France~~(Français)~~ Germany~~(Deutsch)~~ Italy~~(Italia)~~ Russian~~(русский)~~ Poland~~(polski)~~ Czech~~(Čeština)~~ Luxembourg~~(Lëtzebuergesch)~~ Netherlands~~(Nederland)~~ Iceland~~(íslenska)~~ Hungarian~~(Magyarország)~~ Spain~~(español)~~ Portugal~~(Português)~~ Turkey~~(Türk dili)~~ Bulgaria~~(Български език)~~ Ukraine~~(Україна)~~ Greece~~(Ελλάδα)~~ Israel~~(עִבְרִית)~~ Sweden~~(Svenska)~~ Finland~~(Svenska)~~ Finland~~(Suomi)~~ Romania~~(românesc)~~ Moldova~~(românesc)~~ Slovakia~~(Slovenská)~~ Denmark~~(Dansk)~~ Slovenia~~(Slovenija)~~ Slovenia~~(Hrvatska)~~ Croatia~~(Hrvatska)~~ Serbia~~(Hrvatska)~~ Montenegro~~(Hrvatska)~~ Bosnia and Herzegovina~~(Hrvatska)~~ Lithuania~~(lietuvių)~~ Spain~~(Português)~~ Switzerland~~(Deutsch)~~ United Kingdom~~(English)~~

Asia/Pacific: Japan~~(日本語)~~ Korea~~(한국의)~~ Thailand~~(ภาษาไทย)~~ Malaysia~~(Melayu)~~ Singapore~~(Melayu)~~ Vietnam~~(Tiếng Việt)~~ Philippines~~(Pilipino)~~

Africa, India and Middle East: United Arab Emirates~~(العربية)~~ Iran~~(فارسی)~~ Tajikistan~~(فارسی)~~ India~~(हिंदी)~~ Madagascar~~(malaɡasʲ)~~

South America / Oceania: New Zealand~~(Maori)~~ Brazil~~(Português)~~ Angola~~(Português)~~ Mozambique~~(Português)~~

North America: United States~~(English)~~ Canada~~(English)~~ Haiti~~(Ayiti)~~ Mexico~~(español)~~

Home Products Integrated Circuits (ICs)Embedded - FPGAs (Field Programmable Gate Array)~~LCMXO2-4000HC-4QN84C~~

Image may be representation.
See specifications for product details.

~~Favorite~~

EXPRESS OPTION

Payment method

LCMXO2-4000HC-4QN84C - Lattice Semiconductor Corporation

Name: Lattice Semiconductor Corporation LCMXO2-4000HC-4QN84C
Brand: Lattice Semiconductor Corporation
SKU: LCMXO2-4000HC-4QN84C
Price: 3.375 USD
Availability: InStock
Rating: 5 (10 reviews)

Manufacturer Part Number: LCMXO2-4000HC-4QN84C

Manufacturer: Lattice Semiconductor

Allelco Part Number: 98D-LCMXO2-4000HC-4QN84C

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 40,216 pcs available, New & Original

Parts Description: IC FPGA 68 I/O 84QFN

Package: 84-QFN (7x7)

Data sheet: LCMXO2-4000HC-4.pdf

Datasheets
MachXO2 Family Datasheet.pdf

PCN Packaging
2.73KHz.pdf

RoHs Status: ROHS3 Compliant

~~Compare~~

Our certification

In stock: 40216

Unit Price: $9.202
Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity	Unit Price	Ext. Price
1+	$9.202	$9.20
260+	$3.562	$926.12
520+	$3.437	$1,787.24
1040+	$3.375	$3,510.00

The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

LCMXO2-4000HC-4QN84C Tech Specifications
Lattice Semiconductor Corporation - LCMXO2-4000HC-4QN84C technical specifications, attributes, parameters and parts with similar specifications to Lattice Semiconductor Corporation - LCMXO2-4000HC-4QN84C

Product Attribute	Attribute Value
Manufacturer	Lattice Semiconductor
Voltage - Supply	2.375V ~ 3.465V
Total RAM Bits	94208
Supplier Device Package	84-QFN (7x7)
Series	MachXO2
Package / Case	84-VFQFN Dual Rows, Exposed Pad
Package	Tray

Product Attribute	Attribute Value
Operating Temperature	0°C ~ 85°C (TJ)
Number of Logic Elements/Cells	4320
Number of LABs/CLBs	540
Number of I/O	68
Mounting Type	Surface Mount
Base Product Number	LCMXO2-4000

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Frequently Asked Questions(FAQ)

What are the key architectural trade-offs when selecting the LCMXO2-4000HC-4QN84C for a low-power embedded system requiring moderate logic density and deterministic I/O timing?: The LCMXO2-4000HC-4QN84C offers 4,320 logic elements and 94,208 RAM bits within a 540 LAB structure, providing sufficient capacity for mid-range state machines and small memory blocks. However, its non-volatile flash-based architecture trades off maximum performance against power efficiency—static power remains low due to zero configuration memory refresh, but dynamic power scales with clock frequency and toggle activity. For systems prioritizing battery life or thermal constraints, this FPGA’s inherent leakage advantage over volatile SRAM FPGAs can be significant, especially in sleep modes where configuration is preserved without external storage.

How does the operating voltage range of 2.375V to 3.465V influence board-level design decisions when integrating the LCMXO2-4000HC-4QN84C alongside legacy 3.3V components?: The extended supply tolerance (down to 2.375V) allows compatibility with both standard 3.3V logic and lower-voltage domains such as 2.5V or even 1.8V peripherals through level-shifters or rail-compatible I/O banks. This flexibility supports mixed-signal designs without requiring multiple regulators. However, designers must ensure that all input thresholds on shared nets meet the minimum VIH/VIL specifications across the full voltage range, particularly when interfacing with older 5V-tolerant devices, which may require Schottky clamping diodes or resistive divider networks to prevent latch-up during brownout conditions.

In what scenarios would the LCMXO2-4000HC-4QN84C be preferred over higher-density MachXO2 variants like the -6000HC model despite its lower gate count?: The LCMXO2-4000HC-4QN84C is ideal for applications where cost, power, and thermal headroom are more critical than raw capacity. Its smaller footprint and reduced internal capacitance translate to lower active power consumption at equivalent frequencies compared to larger cousins. Additionally, routing congestion tends to be less severe with fewer logic blocks, improving timing closure predictability—a valuable trait in safety-critical or certification-sensitive environments. When only modest glue logic, state machine control, or simple bus bridging is needed, the -4000 variant avoids over-provisioning without sacrificing reliability.

What considerations apply to PCB layout when using the 84-QFN (7x7) package of the LCMXO2-4000HC-4QN84C to maintain signal integrity and thermal performance?: The exposed pad on the bottom requires careful attention during reflow soldering and must be connected via multiple vias to a solid ground plane to ensure proper heat dissipation and electrical grounding. High-speed signals should avoid routing directly beneath the device due to potential coupling into the substrate. Decoupling capacitors must be placed within 2mm of the VCC pins, and power delivery should use wide traces or microvias to minimize IR drop. Thermal resistance from junction to ambient is approximately 35°C/W; adequate copper area under the package reduces localized heating during sustained operation.

How does the moisture sensitivity level (MSL 3) affect handling and storage procedures for the LCMXO2-4000HC-4QN84C before assembly?: As an MSL 3 component, the LCMXO2-4000HC-4QN84C must be stored in dry packaging (typically desiccant-backed humidity indicator cards) and baked prior to reflow if exposed to ambient humidity beyond 85% RH for more than 168 hours. After opening the moisture barrier pouch, the device must be assembled within 168 hours at <30°C/<60% RH, or re-baked at 125°C for 24 hours before exposure. Failure to follow these guidelines risks popcorning during thermal cycling due to trapped moisture expanding rapidly in the sealed QFN cavity.

Can the LCMXO2-4000HC-4QN84C support hot-swapping or live insertion in industrial control systems, and what precautions are necessary?: While the FPGA itself does not actively prevent hot-swap events, its non-volatile configuration enables safe insertion after power stabilization. However, uncontrolled current surges from capacitive loads on the VCCIO rails during insertion can damage bond wires or violate absolute maximum ratings. A soft-start circuit with inrush current limiting (e.g., NTC thermistor or active PFET driver) is strongly recommended. Additionally, I/Os should be tri-stated during power-up until core logic initializes to prevent back-driving other boards in a multi-drop backplane environment.

What impact does the 68 general-purpose I/O pins have on pin planning for compact embedded designs using the LCMXO2-4000HC-4QN84C?: With only 68 I/Os available across four configurable banks, careful partitioning is required based on voltage domain and directionality. Each bank typically supports independent VREF settings and slew rate controls, enabling flexible assignment of analog-compatible or LVDS pairs. However, global resources like PLLs and clock managers consume dedicated pins, reducing usable GPIO further. Designers should reserve pins for essential functions—reset, JTAG, configuration mode select—before allocating remaining I/O to application-specific signals, possibly using internal pull-ups/downs or weak drivers to save pins for critical timing paths.

How does the absence of external configuration memory affect system reliability in field-deployed applications using the LCMXO2-4000HC-4QN84C?: Since the LCMXO2-4000HC-4QN84C stores its configuration internally in flash, there is no single point of failure from external SPI or parallel flash chips susceptible to corruption from vibration, radiation, or electromagnetic interference. This enhances robustness in harsh environments like automotive or aerospace systems. Nevertheless, flash endurance (~10k erase/write cycles) limits frequent reconfiguration scenarios. For systems requiring firmware updates, designers should implement wear leveling or use external flash only for dynamic data, keeping static logic unchanged across revisions to preserve configuration longevity.

What are the implications of the RoHS3 compliance status for international manufacturing and regulatory approval processes involving the LCMXO2-4000HC-4QN84C?: RoHS3 compliance ensures the absence of restricted substances including lead, mercury, cadmium, hexavalent chromium, PBB, PBDE, and four additional phthalates above specified thresholds. This simplifies export clearance across EU, US, and Asian markets without additional testing burdens. However, RoHS3 introduces stricter documentation requirements for substance declarations, necessitating traceability throughout the supply chain. Suppliers must provide full material composition reports aligned with the European Union’s Delegated Directive (EU) 2015/863, particularly for plastic housings and soldering materials used in assembly.

How does the base product number LCMXO2-4000 inform derivative selection among the various speed grades, package types, and temperature ranges available for the MachXO2 family?: The LCMXO2-4000 base indicates a mid-tier logic density within the MachXO2 series, sharing identical architecture across variants. Derivatives differ primarily in performance (speed grade), packaging (TQFP, CSBGA, QFN), and commercial-industrial temperature ranges. Choosing between -4QN84C (industrial, 0°C–85°C) and faster grades like -4TN84E (-40°C–100°C) involves balancing cost against required MTBF and environmental stress. Package choice affects form factor, thermal management, and BOM complexity, while speed grade determines achievable clock frequencies without timing failures—critical for synchronous interfaces like UART baud rates exceeding 115.2 kbps.

Parts with Similar Specifications

The three parts on the right have similar specifications to Lattice Semiconductor Corporation LCMXO2-4000HC-4QN84C

Product Attribute
Part Number	LCMXO2-4000HC-4QN84I	LCMXO2-4000HC-4FG484C2U	LCMXO2-4000HC-5FG484C	LCMXO2-4000HC-4FG484C
Manufacturer	Lattice Semiconductor Corporation	Lattice Semiconductor	Lattice Semiconductor Corporation	Lattice Semiconductor Corporation
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Number of Logic Elements/Cells	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Number of I/O	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Total RAM Bits	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Series	-	-	-	-
Voltage - Supply	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Number of LABs/CLBs	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)

LCMXO2-4000HC-4QN84C Datasheet PDF

Download LCMXO2-4000HC-4QN84C pdf datasheets and Lattice Semiconductor Corporation documentation for LCMXO2-4000HC-4QN84C - Lattice Semiconductor Corporation.

Datasheets: MachXO2 Family Datasheet.pdf
PCN Packaging: 2.73KHz.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

QC (Quality Warranty)
Payment Support
Packaging
Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.

Strict quality inspection builds a solid foundation for electronic component quality.

Visual inspection
Performance testing and reliability verification
Standardized full-process testing
Precise control of every parameter

We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.

Quality Inspection

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner

Efficient Supply Management
Cost-Saving Procurement
Fast Sourcing & Delivery

Contact us if you have any questions.

Phone: +00852 9146 4856
Email: info@allelco.com

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.

ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification

ISO 9001: 2015
ISO 13485: 2016
ISO 14001: 2015
ISO 28000: 2007
ISO 45001: 2018
GB/T 27922-2011

SMTA
IPC
ESD
PSMA