EP3C10U256I7 - 10,320-Cell Industrial FPGA | Intel
MPN: EP3C10U256I7 ✓ ActiveEP3C10U256I7 Overview
A field-programmable gate array is a semiconductor device whose digital logic, memory, and interface functions are configured after manufacture. FPGAs belong to the broader programmable-logic hierarchy, which includes CPLDs, mask-programmable logic, and application-specific integrated circuits. Unlike a fixed-function microcontroller, an FPGA can implement parallel data paths, protocol bridges, signal processing, control logic, and hardware acceleration in one configurable device. The Cyclone III name identifies Intel's low-cost FPGA family.
The verified device information identifies 10,320 logic cells and 182 user I/O, providing a substantial parallel-logic resource for industrial control, communications, image processing, and embedded systems. The device includes 423,936 RAM bits for buffers, lookup tables, packet storage, and data-path state. Its 437.5 MHz maximum frequency supports high-speed digital logic, although practical system performance also depends on the selected design, I/O standard, memory interface, and timing constraints.
The EP3C10U256I7 uses a 65 nm process and a 1.2 V core voltage, combining a relatively compact logic implementation with a large ball-grid package. The 256-LFBGA package provides 256 physical balls and a square footprint intended for surface-mount assembly. Because the supplied source describes the package as LFBGA while another search result describes the device as UBGA, engineers should confirm the exact ball map, ball-pitch dimensions, and mechanical drawing against the manufacturer documentation before releasing a PCB footprint.
Typical applications include industrial control modules, programmable logic controllers, networking interfaces, motor-control systems, data-acquisition equipment, and embedded video or image-processing designs. The 182 I/O count can support multiple external interfaces, while the logic-element and RAM resources allow parallel control and buffering functions to be consolidated into a single FPGA.
PCB design should account for all 256 package balls, including power, ground, configuration pins, and user I/O. The design must provide clean 1.2 V core power, suitable I/O voltage domains, decoupling, and a compatible configuration interface. Signal-integrity, thermal, and board-layout decisions should follow the official Cyclone III device documentation rather than distributor summaries alone.
This product record combines verified distributor pricing, device attributes, package information, and application-oriented engineering guidance. It also distinguishes a documented no-lead package option from broader FPGA alternatives that use different packages, densities, or architectures and therefore are not treated as drop-in replacements.
Drop-in alternatives for EP3C10U256I7 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with EP3C10U256I7 (same form factor and footprint) — differing in Device Type, Logic Cells, Operating Temperature, Package Type.
EP3C10U256I7N
✅ Drop-In📋 Reference alternative (not in catalog)
EP3C10U256I8
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
EP3C10U256I8N
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
EP3C10F256I7N
✅ Drop-In ⚠️ Specs UnverifiedContact for price
View Datasheet →EP3C10F256I7N
✅ Drop-In ⚠️ Specs UnverifiedContact for price
View Datasheet →EP3C10U256I7 Maximum Ratings & Electrical Characteristics
| Device Type | Field-Programmable Gate Array (FPGA) |
| FPGA Family | Cyclone III |
| Logic Cells | 10,320 cells |
| User I/O Count | 182 I/O |
| Embedded RAM | 423,936 bits |
| Maximum Frequency | 437.5 MHz |
| Process Technology | 65 nm |
| Core Supply Voltage | 1.2 V |
| Temperature Grade | Industrial |
| Package Code | LFBGA |
| Package Type | 256-LFBGA |
| Terminal Type | Ball |
| Terminal Count | 256 balls |
| Package Shape | Square |
| Mounting Type | Surface Mount |
| Programmability | Field Programmable |
EP3C10U256I7 square Pin Configuration Guide
Pin configuration for EP3C10U256I7 (square package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for EP3C10U256I7.
Refer to the datasheet for full pin configuration.
Typical Applications
EP3C10U256I7 is suitable for 6 applications: Industrial Control and Automation, Programmable Communications Interface, Data Acquisition and Signal Conditioning, Motor Control and Power Systems, Embedded Video and Image Processing, Secure Embedded Control and Cryptography.
Industrial Control and Automation
The EP3C10U256I7 fits industrial control designs that require deterministic parallel logic and numerous external connections. Its 10,320 logic cells can host control-state machines, interlocks, sequencing logic, and communication adapters, while 182 I/O provides ample channels for sensors, actuators, counters, and field-bus transceivers. At a listed maximum of 437.5 MHz, the device supports demanding timing blocks, although actual performance depends on routing and design closure. The industrial-temperature marking is appropriate for many factory environments, but the exact temperature limits and any functional-safety requirements must be verified from the manufacturer documentation. A 256-LFBGA layout also demands careful power delivery and exposed thermal management.
Recommended
Programmable Communications Interface
The EP3C10U256I7 is suitable for protocol bridges and communication gateways that need parallel packet processing alongside serial transceiver interfaces. Its 423,936 RAM bits can support frame buffering, descriptors, and finite-state-machine working memory, while 182 I/O leaves capacity for multiple buses and status signals. The 10,320-cell device can implement CRC generation, packet filtering, clock-domain crossing, and test logic in parallel. The 437.5 MHz listed maximum provides a useful timing ceiling, but interface engineers must still constrain clocks and verify board-level signal integrity. Configuration storage, active-serial or passive-serial interfaces, and supported I/O standards should be confirmed against the exact device revision before schematic release.
Recommended
Data Acquisition and Signal Conditioning
The EP3C10U256I7 can support parallel data-acquisition, digital filtering, and sensor-processing systems where programmable timing is valuable. With 10,320 logic cells, it can implement multiple parallel sampling pipelines, trigger logic, counters, calibration tables, and communication formatting. Its 423,936 RAM bits provide on-chip working storage for sampled blocks and transfer descriptors, reducing pressure on external memory. The 182 available I/O support parallel sensor inputs, trigger outputs, and synchronous data buses. Although the listed 437.5 MHz maximum is well above many sensor rates, achievable precision depends on input standards, skew, jitter, and timing constraints. Engineers should use the official I/O standards and pin constraints rather than inferring compatibility from the distributor summary.
Recommended
Motor Control and Power Systems
The EP3C10U256I7 is applicable to motor-drive control, digital power conversion, and inverter supervisory logic where parallel computation improves update rate and control responsiveness. Its 10,320 logic cells can execute field-oriented control algorithms, fault logic, PWM sequencing, and protection state machines. The 182 I/O provide connections for gate-driver commands, position sensors, current signals, and status reporting. The listed 437.5 MHz ceiling allows higher-rate digital control loops than many low-frequency processors, although execution timing must be verified for each algorithm. Because power systems can produce fast transients, PCB layout must separate analog and digital paths and provide careful return-current planning; detailed layout values are not present in the supplied source.
Recommended
Embedded Video and Image Processing
The EP3C10U256I7 can implement embedded pixel pipelines, color conversion, thresholding, region detection, and display timing in compact embedded systems. The device's 10,320 logic cells are suited to parallel lanes and moderate-width image operations, while 423,936 RAM bits can implement line buffers, lookup structures, and frame-related working storage. Its 182 I/O can accommodate pixel-data buses, synchronization signals, and control outputs. The listed 437.5 MHz maximum is useful for timing parallel datapaths, but practical throughput still depends on I/O rate, clock domain structure, and memory bandwidth. Designers should verify supported memory interfaces and video I/O standards in the official documentation and avoid treating the raw logic-cell total as a guaranteed pixel-rate specification.
Recommended
Secure Embedded Control and Cryptography
The EP3C10U256I7 can serve as a programmable companion to a microcontroller in secure embedded systems requiring hardware-assisted authentication, key-handling interfaces, or protocol acceleration. Its 10,320 logic cells allow parallel cryptographic datapaths and control state machines, while 423,936 RAM bits support buffers and intermediate values. The 182 I/O can connect secure processors, nonvolatile storage, and communication peripherals. The 437.5 MHz listed maximum supports concurrent logic, but cryptographic throughput depends on the algorithm, resource sharing, and timing closure. No security certification, cryptographic primitive support, or side-channel resistance is specified in the supplied data, so the FPGA should not be treated as a certified cryptographic device without separate review and testing.
Recommended
Recommended Products Summary
Engineering reference data for EP3C10U256I7 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP3C10U256I7N | EP3C10U256I8 | EP3C10U256I8N | EP3C10F256I7 | EP3C10F256I7N |
|---|---|---|---|---|---|---|
| Brand | Intel | Intel | Intel | Intel | Intel | Intel |
| Package | 256-LFBGA | 256-LFBGA | 256-LFBGA | 256-LFBGA | 256-LFBGA | 256-LFBGA |
| Device Type | Cyclone III FPGA | Cyclone III FPGA | Cyclone III FPGA | Cyclone III FPGA | Cyclone III FPGA | Cyclone III FPGA |
| Logic Cells | 10,320 cells | 10,320 cells | 10,320 cells | 10,320 cells | 10,320 cells | 10,320 cells |
Key Differentiators
- Documented no-lead same-package ordering option (vs EP3C10U256I7)
- Same-family alternative with a different speed-grade code (vs EP3C10U256I8)
- No-lead and speed-grade options in one family (vs EP3C10U256I8)
- Configuration-memory ordering flexibility within the same family (vs EP3C10U256I7N)
Design Notes
Use the exact Intel 256-LFBGA footprint and mechanical drawing rather than a generic 256-ball BGA land pattern. The supplied sources establish the 256-ball package and industrial-temperature ordering code but do not provide ball pitch, pad size, solder-mask details, or via geometry. Confirm those values, the exposed-ball requirements, and assembly process in the manufacturer package information before PCB release.
Plan a low-impedance 1.2 V core supply with the decoupling and power-distribution values required by the official Cyclone III design guidance. The verified data confirms a 1.2 V core voltage but supplies no recommended capacitance, permitted ripple, current limit, or startup sequence. Those values must not be inferred; use the manufacturer power-guidance document and verify all external and I/O supplies against the selected bank configuration.
Reserve all 182 user I/O and the configuration interface in the FPGA pin plan before schematic completion, while retaining the required configuration pins, power balls, and ground balls shown in the official pinout. The verified source does not include a complete ball list, so pin assignment must be performed in the Intel Quartus or equivalent supported tool against the correct device and package files.
Control clock, high-speed I/O, and configuration-signal return paths on a multilayer PCB, with reference planes and placement arranged to limit loop area. Use the manufacturer's supported I/O standards and board-design rules for each assigned bank. Because the supplied data gives no rise-time, capacitance, skew, or board-stackup limits, trace-length and impedance calculations remain application-specific and must be verified through simulation and measurement.
Do not treat a distributor search result as a complete pinout or ordering guide. The sources conflict between LFBGA and UBGA terminology and do not explain every suffix. Before procurement or substitution, confirm the full Intel ordering code, package drawing, ball map, temperature range, speed grade, configuration-memory option, lifecycle status, and RoHS or REACH documentation directly from Intel or an authorized distributor.
Compliance Information
The industrial-temperature marking was verified, but the supplied sources did not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. EP3C10U256I7N is described by DigiKey as a no-lead ordering option, but that commercial terminology is not treated as proof of full regulatory compliance.
