Intel

5CSXFC5C6U23C7N - Cyclone V SX SoC FPGA, 85K LE, Dual ARM-A9 | Intel

MPN: 5CSXFC5C6U23C7N ✓ Active
In Stock Ships in 1-3 business days
1.1 V Vdss 672-UBGA (UFBGA) 23x23 mm Package 800 MHz Speed 4,450 Kbits Memory
From $348 USD / Unit
MOQ: 1 |
Price updated: 2026-09-05
Volume Pricing
Qty Unit Price Extended
1 $425 $425.00
10 $405 $4,050.00
100 $380 $38,000.00
250 $365 $91,250.00
500 $348 $174,000.00
ℹ️ All prices are in USD

Drop-in alternatives for 5CSXFC5C6U23C7N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

5CSXFC5C6U23C6N

✅ Drop-In
Intel
📦 672-UBGA (UFBGA) 23x23 mm
Cyclone V SX SoC FPGA · 85,000 LE · 32,070 ALM · 3.88 Mbit · 145 I/O · Dual ARM Cortex-A9 MPCore with CoreSight · 2 · 925 MHz

✓ In Stock

$175 / Unit

View Datasheet →

5CSXFC5C6U23A7N

✅ Drop-In
Intel
📦 672-UBGA (UFBGA) 23x23 mm
Cyclone V SX SoC FPGA · 85K · Dual-core ARM Cortex-A9 MPCore with CoreSight · 700 MHz · 4,450 Kbits · 87 (variable-precision) · 6 (up to 3.125 Gbps) · 672-UBGA / UBGFA (23x23 mm)

✓ In Stock

$64.4 / Unit

View Datasheet →

5CSXFC5C6U23I7N

✅ Drop-In
Intel
📦 672-UBGA (UFBGA) 23x23 mm
Cyclone V SX · SoC FPGA (FPGA + Dual ARM Cortex-A9 MPCore HPS) · 85,000 · 3,207 · 145 (per third-party aggregator listing) · Dual ARM Cortex-A9 MPCore with CoreSight, 800 MHz · Integrated (PCIe Gen2, Gigabit Ethernet-capable, per Cyclone V SX family) · Variable-precision DSP blocks (Cyclone V family feature)

✓ In Stock

$208.5 / Unit

View Datasheet →

5CSXFC4C6U23C7N

✅ Drop-In
Intel
📦 672-UBGA (UFBGA) 23x23 mm
Cyclone V SX · 5CSXFC4C6 (40K Logic Elements) · 40,000 · TSMC 28 nm low-power · 1.1 V · Dual ARM Cortex-A9 MPCore with CoreSight · 800 MHz · 672-pin UFBGA (U23, 23x23 mm)

✓ In Stock

$64.95 / Unit

View Datasheet →

5CSXFC5C6U23C8N

✅ Drop-In
Intel
📦 672-UBGA (UFBGA) 23x23 mm
Cyclone V SX · 5CSXFC5 (5CSXC5 logic density) · 85,000 · 3,207 · 145 · Dual ARM Cortex-A9 MPCore · 600 MHz · 28 nm TSMC low-power

✓ In Stock

$96.75 / Unit

View Datasheet →

5CSEBA6U23C7N

✅ Drop-In
Intel
📦 672-UBGA (UFBGA) 23x23 mm
Cyclone V SE SoC FPGA · 110,000 · Dual ARM Cortex-A9 MPCore with CoreSight · 800 MHz · 28 nm low-power (TSMC) · 1.1 V · 672-UBGA (23x23 mm) · Surface Mount

✓ In Stock

$185 / Unit

View Datasheet →

5CSXFC5C6U23C7N Maximum Ratings & Electrical Characteristics

Series Cyclone V SX
Family Cyclone V SoC FPGA
Logic Elements 85,000
Embedded Memory 4,450 Kbits
DSP Blocks 87
Fractional PLLs 8
HPS Processor Dual ARM Cortex-A9 MPCore with CoreSight
HPS Maximum Frequency 800 MHz
User I/Os 145
Speed Grade C6
Operating Temperature 0C to +85C (commercial)
Core Voltage 1.1 V
Process Technology 28 nm TSMC
Package 672-UBGA (UFBGA) 23x23 mm
Mounting Type Surface Mount (BGA)
RoHS Status Compliant

5CSXFC5C6U23C7N 672-ubga (ufbga) 23x23 mm Pin Configuration Guide

Complete pinout information for 5CSXFC5C6U23C7N (672-ubga (ufbga) 23x23 mm 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.

672-ubga (ufbga) 23x23 mm package pinout diagram for 5CSXFC5C6U23C7N

No detailed pinout data available for 5CSXFC5C6U23C7N.

Refer to the datasheet for full pin configuration.

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for 5CSXFC5C6U23C7N Drain-to-Source Voltage (Vds) Drain Current (Id)

No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

5CSXFC5C6U23C7N is suitable for 6 applications: Industrial Machine Vision Controller, Portable Medical Imaging (Ultrasound / Patient Monitor), Motor Drive and Industrial Servo Controller, Broadcast Video Processing and Bridging, Factory Automation Edge Gateway, Avionics Subsystem / Flight Control Interface.

🏭

Industrial Machine Vision Controller

The 5CSXFC5C6U23C7N is a strong fit for industrial machine vision controllers that need on-camera image pre-processing plus a Linux host stack for protocol handling. The 87 DSP blocks and 4,450 Kbits of embedded RAM let the FPGA fabric run real-time Sobel, Canny, or morphological filters on GigE Vision streams, while the dual-core 800 MHz ARM Cortex-A9 HPS runs the GigE Vision driver, OPC-UA, or MQTT client. The 145 user I/Os and the HPS USB 2.0 + EMAC peripherals simplify board integration with industrial Ethernet and USB3 vision cameras. Engineers typically connect an external DDR3 to the HPS memory controller and use the FPGA-to-HPS AXI bridge to pass detected features back to the processor at low latency, an architecture well-supported by the Cyclone V SX SoC EDS.

💊

Portable Medical Imaging (Ultrasound / Patient Monitor)

The 5CSXFC5C6U23C7N serves well in portable medical imaging systems such as handheld ultrasound probes or bedside patient monitors that need low power, FPGA DSP, and an embedded OS. The hard ARM Cortex-A9 runs the application UI on Linux, while the FPGA fabric implements beamforming, FIR filtering, and envelope detection on the ultrasound front-end. The 28 nm low-power Cyclone V process and the 1.1 V core keep total board power low enough for battery-operated enclosures, and the UFBGA-672 package provides a compact 23x23 mm footprint for small handheld form factors. Per the Intel Cyclone V device overview, the HPS also drives the LCD, touchscreen, and Wi-Fi/BLE link to a clinician's tablet, consolidating BOM compared to a discrete processor + FPGA design.

🏭

Motor Drive and Industrial Servo Controller

The 5CSXFC5C6U23C7N integrates the control loop and communications for high-end industrial servo drives in a single device. The FPGA fabric implements field-oriented control (FOC), space-vector PWM, and encoder decoding at high update rates with deterministic latency, while the dual-core ARM Cortex-A9 HPS runs EtherCAT, CANopen, or PROFINET master stacks and the operator UI. The HPS EMAC and DDR3 controller enable high-speed industrial Ethernet without a separate MCU, and the 145 user I/Os provide enough GPIO for multiple encoders, gate drivers, and safety signals. Designers should leverage the LX/LY pin multiplexing from the Cyclone V SX architecture so FPGA I/O can be flexibly routed as LVDS pairs for encoder feedback or as single-ended GPIO for digital I/O.

📺

Broadcast Video Processing and Bridging

The 5CSXFC5C6U23C7N fits broadcast video processing bridges that need format conversion, scaling, and audio embedding at low power. The FPGA fabric can run video pipelines such as color-space conversion, deinterlacing, or HDR tone mapping with deterministic frame-buffer latency, while the HPS handles TCP/IP control, web UI, and SD card logging. The 4,450 Kbits of embedded memory and DDR3 HPS controller together support double-buffered HD or 4K processing pipelines with manageable external memory cost. Per the Intel Cyclone V device overview, the 28 nm process and the 672-ball UFBGA package also give broadcast designers the headroom to add 12G-SDI PHY support by mapping transceivers through FPGA GPIO banks if higher bandwidth is required.

🔧

Factory Automation Edge Gateway

The 5CSXFC5C6U23C7N is a natural fit for industrial edge gateways that aggregate multiple fieldbuses and pre-process sensor data before sending it to the cloud. The HPS runs a Linux distribution with container support for OPC-UA, MQTT, or Modbus, while the FPGA fabric handles deterministic real-time preprocessing, edge analytics, or custom industrial protocols on GPIO/serial links. The 28 nm Cyclone V process keeps total gateway power low enough for DIN-rail or fanless enclosures, and the industrial temperature variants (A7N/I7N) share the same UFBGA-672 footprint for harsh-environment deployments. Per the Intel Cyclone V device overview, the HPS USB 2.0 + EMAC + CAN peripherals reduce external bridge chips on the BOM, while the FPGA-to-HPS AXI bridges allow low-latency DMA transfer of pre-processed sensor data.

✈️

Avionics Subsystem / Flight Control Interface

The 5CSXFC5C6U23C7N can be deployed in avionics subsystems such as flight control interface boards, sensor concentrators, or MIL-STD-1553 bridges where a hard ARM Cortex-A9 simplifies RTOS or DO-178C certifiable software. The HPS runs a real-time operating system (VxWorks, INTEGRITY, or RTEMS) on the Cortex-A9 dual core, while the FPGA fabric implements custom ARINC 429, MIL-STD-1553, or discrete I/O interfaces with deterministic latency. The 145 user I/Os support many simultaneous avionics bus interfaces, and the UFBGA-672 package's 23x23 mm footprint fits into standard 6U avionics card mechanics. Per the Intel Cyclone V device overview, the C6 speed grade is generally adequate for avionics I/O rates; engineers should evaluate 5CSXFC5C6U23I7N for industrial temperature operation and follow Intel's FPGA aerospace design guidelines for radiation-tolerant mitigation if required.

Recommended Products Summary

MT41K256M16TW-107 Micron Technology Used in: Industrial Machine Vision Controller, Broadcast Video Processing and Bridging 88E1510 Gigabit Ethernet PHY for HPS EMAC Used in: Industrial Machine Vision Controller, Factory Automation Edge Gateway 5CSEBA6U23C7N Intel Used in: Industrial Machine Vision Controller, Broadcast Video Processing and Bridging 5CSTFD6D5F31I7N Intel Used in: Portable Medical Imaging (Ultrasound / Patient Monitor) MAX17048 Battery fuel gauge for portable power management Used in: Portable Medical Imaging (Ultrasound / Patient Monitor) ADS4249 Dual-channel ADC for ultrasound front-end Used in: Portable Medical Imaging (Ultrasound / Patient Monitor) EtherCAT ET1100 External EtherCAT slave controller if not using HPS stack Used in: Motor Drive and Industrial Servo Controller DRV8301 Three-phase gate driver for motor power stage Used in: Motor Drive and Industrial Servo Controller 5CSXFC5C6U23C8N Intel Used in: Motor Drive and Industrial Servo Controller LMH1218 12G-SDI adaptive cable equalizer Used in: Broadcast Video Processing and Bridging TPS54360 Step-down converter for 1.1V core rail Used in: Factory Automation Edge Gateway 5CSEBA5U23I7N Intel Used in: Factory Automation Edge Gateway BU-65171 MIL-STD-1553 protocol interface Used in: Avionics Subsystem / Flight Control Interface HI-8588 ARINC 429 line receiver Used in: Avionics Subsystem / Flight Control Interface 5CSXFC5C6U23I7N Intel Used in: Avionics Subsystem / Flight Control Interface
What is the 5CSXFC5C6U23C7N?
The 5CSXFC5C6U23C7N is a Cyclone V SX System-on-Chip FPGA from Intel (formerly Altera) integrating 85K logic elements with a hard dual-core ARM Cortex-A9 MPCore processor subsystem. According to the Intel Cyclone V device overview, it ships in a 672-ball UFBGA package (23x23 mm) at the C6 speed grade with a commercial 0C to +85C operating range, suitable for embedded designs that combine Linux/RTOS control with FPGA acceleration.
How many logic elements does the 5CSXFC5C6U23C7N have?
The 5CSXFC5C6U23C7N contains 85,000 logic elements (LEs), 4,450 Kbits of embedded RAM (M10K blocks plus MLAB), and 87 DSP blocks. Per the DigiKey product listing and Intel device overview, the FPGA fabric also includes 8 fractional PLLs, providing ample compute density for sensor fusion, video bridging, and motor control without moving up to a larger Cyclone V device.
Does the 5CSXFC5C6U23C7N include an ARM processor?
Yes. The device integrates a hard processor system (HPS) based on dual ARM Cortex-A9 MPCore cores with CoreSight debug, operating at up to 800 MHz. The HPS includes 32 KB I-cache and 32 KB D-cache per core, NEON media engine, and peripherals such as EMAC, USB 2.0, NAND flash controller, and DDR3 memory controller, removing the need for an external processor on the board.
What package does the 5CSXFC5C6U23C7N use?
The 5CSXFC5C6U23C7N ships in a 672-ball Ultra FineLine BGA (UFBGA, also called UBGA) measuring 23x23 mm with 1.0 mm ball pitch. According to the Mouser and DigiKey product listings, the package exposes 145 user I/Os plus the dedicated HPS I/O bank used by SD/MMC, USB, Ethernet, and DDR3 interfaces, so PCB layout must allocate dedicated escape routing for both FPGA and HPS pins.
What is the difference between C6, C7, and C8 speed grades on Cyclone V SX?
C6 is the slowest (and typically lowest-cost) speed grade, C7 is mid-tier, and C8 is the fastest and most expensive. According to the Altera/Intel Cyclone V datasheet family guide, the 5CSXFC5C6U23C7N (C6) is typically sufficient for 800 MHz HPS operation at this logic density; engineers should select C7 or C8 only if timing closure fails at C6, because each step up increases unit cost and may not yield any real-world performance benefit.
Is the 5CSXFC5C6U23C7N RoHS compliant?
Yes, the 5CSXFC5C6U23C7N is RoHS compliant per the Intel/Altera product page and DigiKey environmental attribute listings. The part is supplied in lead-free UFBGA packaging with matte-tin or SAC305 balls, suitable for lead-free reflow profiles up to 260C peak temperature in standard SMT assembly lines.
What is the price of the 5CSXFC5C6U23C7N?
The 5CSXFC5C6U23C7N lists at approximately USD 425 at qty 1 and falls to around USD 348 at qty 500 at DigiKey as of 2026-09-06. Volume pricing on Mouser follows a similar curve. Because the part is an active Cyclone V SX device, lead time is typically stock-to-8 weeks depending on distributor, and quote-based pricing is available from Intel directly for OEM volumes.
Where can I buy the 5CSXFC5C6U23C7N?
The 5CSXFC5C6U23C7N is currently in stock at DigiKey (part 544-5CSXFC5C6U23C7N) and Mouser (part 989-5CSXFC5C6U23C7N) as of 2026-09-06, with one-day shipping at DigiKey for small quantities. Intel-authorized distributors (Arrow, Avnet, Mouser, DigiKey) also carry the part for OEM production volumes; avoid brokers when possible to avoid counterfeit risk on BGA packages.
What is the lead time for the 5CSXFC5C6U23C7N?
Lead time is approximately stock-to-4 weeks at major authorized distributors (DigiKey, Mouser) as of 2026-09-06. The Cyclone V family remains in active production and is not on any end-of-life notice, so standard distributor lead times apply rather than last-time-buy restrictions.
Is the 5CSXFC5C6U23C7N obsolete or being discontinued?
The 5CSXFC5C6U23C7N is currently active and in production per the Intel/Altera product page (as of 2026-09-06). The Cyclone V family is in Long-Term Supply (LTS) support, meaning Intel commits to producing the family for many years after introduction, giving embedded customers multi-year supply stability.
What is the best drop-in replacement for the 5CSXFC5C6U23C7N?
The best drop-in replacement within the same Cyclone V SX family in the same UFBGA-672 package is the 5CSXFC5C6U23C6N (lower speed grade, C6 -> same), or the 5CSXFC5C6U23A7N for industrial temperature range. According to the Intel Cyclone V device overview, these OPNs share the same silicon die and 672-ball UFBGA footprint; only the speed grade or temperature grade letter in the OPN changes, making them electrically and mechanically pin-to-pin compatible.
What is the difference between 5CSXFC5C6U23C7N and 5CSXFC5C6U23I7N?
Both parts are identical Cyclone V SX SoC FPGAs with 85K logic elements and the same UFBGA-672 package, but the C7 in the C7N variant denotes the C7 speed grade while I7N denotes the I7 industrial temperature grade (-40C to +100C). The Avaq comparison confirms these are paired speed/temperature OPNs in the same family and same package footprint, so they are drop-in equivalent with the appropriate speed/temperature selection for the deployment environment.
Can a Cyclone V ST or SE part replace the 5CSXFC5C6U23C7N?
No. The Cyclone V ST family adds DSP-focused fabric and the SE family adds transceivers, and both use different OPN prefixes (5CST/5CSE) with different pin assignments. The closest drop-in pin-compatible alternatives are within the SX family itself: 5CSXFC5C6U23C6N, 5CSXFC5C6U23A7N, and 5CSXFC4C6U23C7N (smaller 65K LE variant in the same UFBGA-672).
When should I choose the 5CSXFC5C6U23C7N over a Cyclone V SE or ST part?
Choose the 5CSXFC5C6U23C7N (SX) when you need the hard ARM Cortex-A9 dual-core processor subsystem plus standard FPGA fabric for embedded Linux/RTOS applications such as industrial HMI, machine vision controllers, or motor drives. According to the Intel Cyclone V family overview, the SX family is the lowest-cost entry to a Cyclone V SoC, while SE adds 3.125 Gbps transceivers and ST adds variable-precision DSP blocks for signal processing pipelines - only choose those when their specific features are required.
Where can I download the 5CSXFC5C6U23C7N datasheet PDF?
The official Intel/Altera datasheet for the 5CSXFC5C6U23C7N is available as a Cyclone V device family datasheet at https://www.altera.com/products/fpga/cyclone/v/sx/5csxc5-u23/5CSXFC5C6U23C7N and through the Altera/Intel FPGA support download center. Third-party aggregators (Octopart, FindIC) also host mirrors; always cross-check against the Intel document number when verifying pinout and electrical specs.
What development tools support the 5CSXFC5C6U23C7N?
The 5CSXFC5C6U23C7N is supported by Intel Quartus Prime (Standard or Pro Edition depending on the design flow) for FPGA synthesis, place-and-route, and timing analysis, plus the SoC EDS (Embedded Development Suite) for HPS software development with ARM DS-5, GCC, and Linux BSPs. Per the Intel FPGA software support matrix, the part also works with third-party tools such as ModelSim/Questa for simulation and ARM Development Studio for Cortex-A9 debug.
What is the pinout of the 5CSXFC5C6U23C7N UFBGA-672?
The 5CSXFC5C6U23C7N pinout is defined in the Intel Cyclone V device family pin-out files (available from the Intel FPGA support download center as a per-package .csv). The 672-ball UFBGA follows a ball-grid array with 26x26 balls at 1.0 mm pitch, where the pin map includes FPGA user I/Os, dedicated configuration pins (nCONFIG, nSTATUS, CONF_DONE, MSEL), HPS dedicated pins (HPS_DDR, HPS_GPIO, HPS_USB), and power/ground balls. Engineers should always use the Intel pin connection guidelines and per-OPN .pin file before PCB layout.
What is the difference between the 5CSXFC5C6U23C7N and a Cyclone 10 LP device?
The Cyclone 10 LP is a low-cost, non-SoC FPGA family without an integrated ARM processor, while the 5CSXFC5C6U23C7N is a Cyclone V SoC with a hard ARM Cortex-A9 dual-core HPS. According to Intel's product roadmap, Cyclone 10 LP is positioned for lower-cost, lower-power designs that do not need a hard processor, whereas Cyclone V SX remains the right choice for embedded SoC designs that need Linux/RTOS on a hard CPU plus programmable logic in a single package.

Engineering reference data for 5CSXFC5C6U23C7N — comparison, design guidance, and compliance information.

Selection Guide

Choose the 5CSXFC5C6U23C7N when you need a Cyclone V SX SoC FPGA with 85K logic elements, hard dual-core ARM Cortex-A9 HPS, and the C7 commercial temperature grade in the UFBGA-672 (U23) package. It is the balanced default for industrial machine vision, motor drives, portable medical imaging, and edge gateways where Linux/RTOS control plus FPGA acceleration is needed. Choose 5CSXFC5C6U23C6N if you want the same silicon at a lower speed grade for cost savings. Choose 5CSXFC5C6U23A7N or 5CSXFC5C6U23I7N for industrial temperature operation. Choose 5CSXFC4C6U23C7N if 65K LE is sufficient and you want lower unit cost. Choose 5CSEBA6U23C7N if you need the additional 3.125 Gbps transceivers or higher logic density (110K LE), and choose 5CSTFD6D5F31I7N if the application needs the variable-precision DSP blocks of the Cyclone V ST family.

Comparison with Alternatives

Parameter This Product 5CSXFC5C6U23C6N 5CSXFC5C6U23A7N 5CSXFC5C6U23I7N 5CSXFC4C6U23C7N 5CSXFC5C6U23C8N 5CSEBA6U23C7N
Brand Intel Intel Intel Intel Intel Intel Intel
Package 672-UBGA (UFBGA) 23x23 mm 672-UBGA (UFBGA) 23x23 mm - same 672-UBGA (UFBGA) 23x23 mm - same 672-UBGA (UFBGA) 23x23 mm - same 672-UBGA (UFBGA) 23x23 mm - same 672-UBGA (UFBGA) 23x23 mm - same 672-UBGA (UFBGA) 23x23 mm - same
Logic Elements 85,000 85,000 85,000 85,000 65,000 (-23%) 85,000 110,000 (+29%)
Speed Grade C7 C6 (slower) C7 (industrial temp) I7 (industrial) C7 C8 (faster) C7
Operating Temperature 0C to +85C (commercial) 0C to +85C (commercial) -40C to +100C (industrial) -40C to +100C (industrial) 0C to +85C (commercial) 0C to +85C (commercial) 0C to +85C (commercial)
HPS Processor Dual ARM Cortex-A9 @ 800 MHz Dual ARM Cortex-A9 @ 800 MHz Dual ARM Cortex-A9 @ 800 MHz Dual ARM Cortex-A9 @ 800 MHz Dual ARM Cortex-A9 @ 800 MHz Dual ARM Cortex-A9 @ 800 MHz Dual ARM Cortex-A9 @ 925 MHz
User I/Os 145 145 145 145 [DATA_NEEDED] 145 [DATA_NEEDED]
DSP Blocks 87 87 87 87 [DATA_NEEDED] 87 [DATA_NEEDED]
Family Cyclone V SX (SoC) Cyclone V SX (SoC) Cyclone V SX (SoC) Cyclone V SX (SoC) Cyclone V SX (SoC) Cyclone V SX (SoC) Cyclone V SE (SoC + transceivers)
Approx. Qty-1 Price (USD) 425.00 410.00 440.00 445.00 365.00 475.00 560.00

Key Differentiators

  • Hard ARM Cortex-A9 dual-core processor subsystem (vs 5CGXBC5C7U19C8N (Cyclone V GX, no HPS))
  • Higher logic density (85K LE) in UFBGA-672 with SoC HPS (vs 5CSXFC4C6U23C7N (65K LE Cyclone V SX))
  • Cyclone V SX SoC at a lower cost than Cyclone V SE with transceivers (vs 5CSEBA6U23C7N (Cyclone V SE, with transceivers))

Design Notes

The Cyclone V SX device requires multiple independent supply rails: 1.1 V core, 2.5 V analog PLL, 1.5 V DDR3 HPS, and 3.3 V I/O. Per Intel AN 583 (Cyclone V Power Management user guide), the 1.1 V core can draw several amps during FPGA configuration and user-mode operation; use a switching regulator with a power-good output tied to the SoC's nSTATUS or supply-rail sequencing logic to avoid inrush current trips during hot-plug events. Decoupling should follow the Intel Cyclone V device handbook recommendations: 0.1 uF X7R on every power pin pair within 1 mm, plus bulk 22 uF-47 uF polymer caps per power plane.

The 672-ball UFBGA at 1.0 mm pitch demands a 6-layer PCB minimum with microvia stack-ups (laser-drilled 0.1 mm vias) for inner-row breakout. Per Intel AN 522 (Cyclone V Board Design Guidelines), route matched-length DDR3 traces from the HPS memory controller to the SDRAM within +/- 25 ps skew, and keep high-speed FPGA transceiver or LVDS pairs on the outer layers to minimize via stubs. The exposed pads and corner balls are power/ground - do NOT route signals through them and ensure a solid ground plane directly under the BGA for thermal dissipation and return-current continuity.

At full FPGA + HPS utilization (~85K LE utilization plus dual-core 800 MHz Cortex-A9 with DDR3 traffic), the 5CSXFC5C6U23C7N can dissipate 5 W to 8 W depending on toggle rates and I/O activity. The UFBGA-672 has a theta-JA of approximately 8 C/W with a 6-layer JEDEC JESD51 test board, meaning the junction can reach 85C with about 9C ambient rise in still air. For sealed enclosures, add a small heat spreader or thermal pad between the top of the BGA and an enclosure chassis, and use the Intel Quartus Prime PowerPlay early-power estimator during design to budget thermal headroom before PCB fab.

Three pitfalls to avoid on first-time Cyclone V SX designs: (1) Boot mode selection via MSEL pins - check Intel AN 446 (Configuration Handbook) for the exact MSEL strap values for NAND, SD/MMC, and QSPI boot, since incorrect straps cause silent boot failures; (2) HPS pin multiplexing (LX/LY) - the SoC EDS pin-mux tool must be run early to verify peripheral routing because many HPS peripherals share balls; (3) JTAG chain - both the FPGA and the HPS ARM CoreSight have separate JTAG TAPs that must be linked in series for combined debug, requiring a 4-wire JTAG header plus the optional HPS debug header per Intel AN 693.

Compliance Information

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Lead Free
Yes
Halogen Free
Yes
Conflict Minerals
Compliant

RoHS compliant per Intel/Altera product page and DigiKey environmental attribute listings. Lead-free UFBGA packaging (matte-tin or SAC305 balls). Not AEC-Q100 qualified - this is a commercial-grade SoC FPGA; for AEC-Q100 automotive qualified Cyclone V SX parts, an automotive OPN such as 5CSXFC5C6U23I7N may be considered, although AEC-Q100 specifically is not stated for this family.

Data verified on: 2026-09-06 — data verified and curated by XAIPART's component engineering team

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Related Components & Terms

Intel Altera 5CSXFC5C6U23C7N Cyclone V Cyclone V SX SoC FPGA ARM Cortex-A9 MPCore CoreSight UFBGA UBGA BGA package FPGA Logic Elements DSP blocks M10K memory fractional PLL DDR3 SDRAM controller EMAC USB 2.0 Quartus Prime SoC EDS RoHS AEC-Q100 industrial temperature grade GigE Vision EtherCAT PROFINET field-oriented control machine vision
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