EP3C16U256C6 - 15,408 LEs, 256-LFBGA Cyclone III FPGA
Référence : EP3C16U256C6 ✓ ActifEP3C16U256C6 Présentation
A field-programmable gate array is a semiconductor whose digital logic, interconnect, and I/O behavior can be configured after fabrication. The FPGA category belongs to programmable-logic devices and sits within the broader semiconductor and embedded-systems hierarchy. Unlike a fixed-function application-specific integrated circuit, an FPGA allows designers to implement parallel interfaces, state machines, protocol controllers, signal processing, and control logic in one configurable device, potentially reducing board count and shortening product-development cycles.
The verified device data identifies three headline characteristics: 15,408 logic elements, 168 I/O, and 516,096 bits of memory. These resources support moderately complex parallel designs and make the EP3C16U256C6 relevant to control systems, data-acquisition equipment, communications interfaces, industrial controllers, and embedded protocol bridges. Its 256-LFBGA package provides a high pin count in a compact surface-mount footprint, although the dense ball pitch demands careful PCB layout, inspection, and assembly planning.
The Cyclone III architecture is based on configurable logic elements connected by programmable routing resources. Each logic element supports combinational and registered Boolean functions, while dedicated input and output paths connect the programmable core to package balls. The listed memory quantity is 516,096 bits, equivalent to 64,512 bytes when interpreted as binary memory. This embedded storage can support buffers, lookup tables, packet queues, and other on-chip data structures without relying entirely on external RAM.
Typical uses include industrial automation and factory control, communications and network-interface equipment, instrumentation, embedded control, and general-purpose digital prototyping. The 168 available I/O are particularly useful when a design includes multiple parallel buses, status signals, capture inputs, or differential interface groups. Actual design suitability still depends on the required I/O standard, logic utilization, memory demand, timing closure, clocking architecture, power budget, and device programming method.
Designers should treat BGA assembly and signal integrity as first-order concerns. The 256-ball package requires an HDI-capable PCB stack-up, exact land-pattern geometry, controlled impedance routing, and assembly-process qualification. Power rails should be decoupled close to the device, clock and high-speed nets should use short return paths, and unused balls should follow the manufacturer’s prescribed connectivity. Toolchain and board-support packages must also be checked against the exact Cyclone III device before committing the design.
This page consolidates the verified distributor identity, package, logic-resource, I/O, memory, pricing, and sourcing data into an engineering-oriented product reference. It also distinguishes verified facts from unavailable electrical details and identifies same-brand, same-family drop-in candidates that require final validation against timing, temperature, lifecycle, and assembly requirements.
Alternatives de remplacement direct pour EP3C16U256C6 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec EP3C16U256C6 (même facteur de forme et même empreinte) — différant par Device Type, Logic Elements, Mounting Type.
EP3C16U256C6N
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
EP3C16F256C6
✅ Remplacement direct ⚠️ Spécifications non vérifiéesContactez-nous pour le prix
Voir la fiche technique →EP3C16F256C6N
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
EP3C16F256C7
✅ Remplacement direct ⚠️ Spécifications non vérifiéesContactez-nous pour le prix
Voir la fiche technique →EP3C16F256C8
✅ Remplacement direct ⚠️ Spécifications non vérifiéesContactez-nous pour le prix
Voir la fiche technique →EP3C16U256C6 Valeurs maximales et caractéristiques électriques
| Device Type | Cyclone III field-programmable gate array (FPGA) |
| Logic Elements | 15,408 logic elements |
| Embedded Memory | 516,096 bits |
| Input/Output Count | 168 I/O |
| Boîtier | 256-LFBGA |
| Terminal Type | 256 ball terminals |
| Package Shape | Rectangular |
| Type de montage | Surface-mount FBGA |
| Programmable Logic Type | SRAM-configurable FPGA |
Guide de configuration des broches du EP3C16U256C6 rectangular
Configuration des broches du EP3C16U256C6 (boîtier rectangular). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour EP3C16U256C6.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
EP3C16U256C6 convient pour 6 applications: Industrial Automation and Factory Control, Communications and Network Interface Equipment, Data Acquisition and Instrumentation, Embedded Control and State-Machine Platforms, General-Purpose Digital Prototyping, LED Lighting and Display Control.
Industrial Automation and Factory Control
The EP3C16U256C6 can support factory-control logic that combines parallel sensor inputs, sequencing, interlocks, and machine-state monitoring in one programmable device. Its verified resources include 15,408 logic elements, 168 I/O, and 516,096 bits of embedded memory, providing substantial parallel capacity for control and acquisition blocks. The 256-LFBGA package also offers a compact footprint for space-constrained controller boards. Engineers should confirm the exact I/O standards, temperature grade, clock limits, and power behavior from the Cyclone III documentation before using the device in a factory environment. A practical design would place input conditioning and isolation outside the FPGA, use the programmable I/O for digital signals, and reserve embedded memory for counters, status buffers, and communication staging.
Communications and Network Interface Equipment
The EP3C16U256C6 is applicable to communications equipment requiring parallel datapaths, protocol framing, and configurable buffering. Its 168 I/O provide connections for multi-bit buses, while 516,096 bits of embedded memory can hold packet descriptors, transmit queues, and lookup data. The 15,408 logic elements allow dedicated datapaths and control state machines to coexist in a single FPGA. The exact high-speed I/O standards and maximum clock frequency are not supplied, so an engineer must map the intended interface to a supported Cyclone III I/O standard and complete static timing analysis. Board planning should also account for controlled-impedance differential routing and the assembly complexity of the 256-ball low-profile FBGA package.
Data Acquisition and Instrumentation
The EP3C16U256C6 can be used in data-acquisition and instrumentation products that collect multiple digital channels, perform parallel conditioning, and transfer results to a processor or host interface. The verified 168 I/O offer ample digital channel count, and the 15,408 logic elements support counters, capture logic, filtering, and data-formatting pipelines. Embedded memory of 516,096 bits can buffer samples or control metadata without requiring a separate FIFO chip in moderate data-rate designs. Analog-to-digital and digital-to-analog conversion devices are not specified in the supplied data, so this application focuses on the FPGA’s digital acquisition role. Signal-integrity review should include input thresholds, clock jitter, termination, grounding, and implemented I/O standards before hardware release.
Embedded Control and State-Machine Platforms
The EP3C16U256C6 fits embedded control platforms where several timing-critical state machines, interlocks, and interface adapters must operate concurrently. Its 15,408 logic elements are useful for parallelizing motor sequencing, safety-monitor logic, and communication protocols, while 168 I/O can connect sensors, actuators, status indicators, and external controllers. The 516,096-bit embedded memory provides on-chip storage for schedules, fault logs, and protocol state. Engineers should partition the FPGA so that safety-related or timing-critical logic has verifiable clock and reset constraints. Because the supplied record does not confirm the device’s safety certification or exact temperature rating, it should not be treated as an independently qualified safety component without a separate certification review.
General-Purpose Digital Prototyping
The EP3C16U256C6 is well suited to general-purpose digital prototyping because a designer can implement evolving interfaces and control functions in reconfigurable logic rather than redesigning a fixed ASIC for every revision. Its 15,408 logic elements support multiple subsystems, 168 I/O provide extensive external connectivity, and 516,096 bits of embedded memory reduce the need for external buffering logic. The 256-LFBGA package can support compact instrument and controller boards, although its ball pitch and density increase PCB and assembly complexity. A practical prototype should use a mechanically qualified land pattern, preserve configuration access, provide clean clocking and decoupling, and include a recovery path for reconfiguration. This makes the device useful for algorithm, interface, and system-architecture proof-of-concept work.
LED Lighting and Display Control
The EP3C16U256C6 can serve as the timing and pattern controller for multi-channel LED lighting, sign displays, or status panels. Its 168 I/O allow parallel pixel or channel control, while the 15,408 logic elements can implement counters, refresh timing, fault handling, and communication decoding. The 516,096 bits of embedded memory may store display patterns or animation frames in simpler systems. The supplied information does not list supported I/O voltage standards, maximum I/O current, or PWM performance, so an engineer must verify those limits before driving LEDs directly. The implementation should normally use constant-current LED drivers rather than FPGA output pins, while the FPGA handles multiplexed data, brightness commands, and synchronization across multiple panels.
Données de référence d'ingénierie pour EP3C16U256C6 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | EP3C16U256C6N | EP3C16F256C6 | EP3C16F256C6N | EP3C16F256C7 | EP3C16F256C8 |
|---|---|---|---|---|---|---|
| Package | 256-LFBGA | 256-LFBGA | 256-ball FBGA family package | 256-ball FBGA family package | 256-ball FBGA family package | 256-ball FBGA family package |
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Device Family | Cyclone III | Cyclone III | Cyclone III | Cyclone III | Cyclone III | Cyclone III |
| Speed Grade | C6 | C6 | C6 | C6 | C7 | C8 |
| Cross-Brand Availability | Altera/Intel/Altera Cyclone III | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable |
Principaux différenciateurs
- Exact verified resource configuration (vs EP3C16U256C6N)
- Direct distributor availability record (vs EP3C16F256C6)
- Established original ordering code (vs EP3C16F256C7)
Notes de conception
The 256-LFBGA footprint requires an HDI-capable PCB and exact adherence to the manufacturer land pattern. Do not derive ball coordinates from a generic BGA layout; verify pitch, pad diameter, solder-mask definition, and package tolerances against the official package drawing. Route power and ground planes to support the required current while preserving return paths beneath high-speed signals. Because the supplied data does not include a complete verified pin map, the board schematic and footprint must both be checked against the EP3C16U256C6 documentation before release.
Decouple each supply rail close to the device and follow the number and placement of capacitors specified in the Cyclone III power-guidance document. The supplied listings do not provide the device’s voltage tolerance or current limits, so rail values and load current must be derived from the official device handbook rather than assumed. Keep switching regulators and inductors away from sensitive clock and configuration routes, and validate the power budget under worst-case logic activity, temperature, and I/O loading rather than a typical design point.
Route clocks as short, continuous paths with controlled impedance and avoid stubs or unnecessary layer transitions. For high-speed I/O, use the exact supported voltage standard and termination strategy from the device documentation; the supplied data does not enumerate I/O standards, so generic LVCMOS assumptions would be unsafe. Maintain a continuous ground reference under interfaces, control impedance through the complete stack-up, and include source-synchronous timing constraints in Quartus timing analysis. Configuration pins and external memory interfaces require particularly conservative return-path planning.
Do not treat a matching FPGA family and BGA pin count as sufficient proof of interchangeability. Before substituting EP3C16U256C6N or an EP3C16F256 variant, compare the complete pinout, I/O standards, supply voltages, power-up behavior, configuration scheme, embedded-memory organization, timing grade, temperature grade, and software support. Rebuild the Quartus project with the exact replacement MPN, rerun timing analysis, and regenerate programming files. This prevents a nominally pin-compatible replacement from causing configuration, boot, or timing problems.
Informations de conformité
The supplied search results do not explicitly state the compliance status of EP3C16U256C6. The EP3C16U256C6N comparison result mentions RoHS and REACH, but no definitive values were included, so no compliance claim is inferred.
