EP4CGX50DF27I8N - Cyclone IV GX FPGA, 49,888 LEs, 672-FBGA | Intel
MPN: EP4CGX50DF27I8N ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $87.5 | $87.50 |
| 10 | $79.2 | $792.00 |
| 100 | $71.8 | $7,180.00 |
| 500 | $64.4 | $32,200.00 |
| 1,000 | $58.9 | $58,900.00 |
EP4CGX50DF27I8N Overview
An FPGA (Field-Programmable Gate Array) is a semiconductor device whose logic fabric, interconnect, and I/O can be configured by the end user after manufacture. The Cyclone IV GX family sits in the low-power, transceiver-enabled segment of Intel's programmable-logic portfolio, combining programmable logic, embedded multiplier/DSP blocks, embedded M9K memory blocks, hard PCI Express Gen1 controllers, and multi-gigabit transceivers. FPGAs belong to the broader category of programmable logic devices (PLDs), which also include CPLDs and older SPLD architectures; they are used when deterministic parallel processing, custom I/O protocols, or hardware acceleration are required.
Key features include 3.125 Gbps transceiver channels, 200 embedded 18 x 18 multipliers, 2,562,048 bits of user-accessible RAM distributed across 250 M9K blocks, 4 PLLs, and 20 global clock networks. The device supports PCI Express Gen1 x1/x2/x4 hard IP, external memory interfaces up to DDR2 SDRAM at 200 MHz, and hot-socketing capability. The I8 speed grade and -40 C to +100 C industrial temperature range make it suitable for harsh-environment designs.
From an architectural perspective, the EP4CGX50DF27I8N uses an SRAM-based LUT fabric with 8-input fracturable look-up tables, dedicated routing channels, and hard IP blocks for memory controllers and transceivers. The 60 nm process delivers static power low enough for fan-less embedded platforms, while the transceiver PHY provides 8b/10b encoding, word alignment, and rate-matching logic.
Typical applications include industrial video broadcast and image processing, telecom line cards with backplane SERDES, low-cost PCIe endpoint cards, motor control, and protocol-bridging mezzanines. The wide temperature range also suits outdoor industrial enclosures and test-and-measurement equipment.
When designing with this FPGA, careful power-rail sequencing is required because the 1.2 V core and 2.5 V/3.3 V auxiliary supplies must ramp in a defined order to avoid in-rush latch-up. The transceiver reference clocks demand jitter-cleaner PLLs and well-decoupled analog supplies; isolate the analog and digital ground returns with a single tie-point under the BGA.
This page synthesizes distributor pricing, drop-in same-package alternatives from the same Cyclone IV GX family, and practical board-level design notes that go beyond the manufacturer datasheet itself.
Drop-in alternatives for EP4CGX50DF27I8N — 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 EP4CGX50DF27I8N (same form factor and footprint) — differing in Package, Embedded Memory, Operating Temperature, PLLs, Process Technology.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
EP4CGX50DF27C8N
✅ Drop-In✓ In Stock
$49.1 / Unit
View Datasheet →EP4CGX50DF27I7N
✅ Drop-In✓ In Stock
$155.4 / Unit
View Datasheet →EP4CGX50CF27C8N
✅ Drop-In✓ In Stock
$125 / Unit
View Datasheet →EP4CGX110DF27I7N
✅ Drop-In✓ In Stock
$198 / Unit
View Datasheet →EP4CGX75DF27I7N
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$58.75 / Unit
View Datasheet →EP4CGX50DF27I8N Maximum Ratings & Electrical Characteristics
| Family | Cyclone IV GX |
| Logic Elements (LEs) | 49,888 |
| Embedded Memory (bits) | 2,562,048 |
| Embedded Memory Blocks | 250 x M9K |
| 18 x 18 Multipliers | 200 |
| PLLs | 4 |
| Global Clock Networks | 20 |
| Maximum User I/O Pins | 310 |
| Transceiver Channels | 8 (up to 3.125 Gbps) |
| PCI Express Hard IP | Gen1 x1/x2/x4 |
| Process Technology | 60 nm |
| Core Supply Voltage | 1.2 V |
| I/O Bank Voltages | 1.0 V / 1.5 V / 1.8 V / 2.5 V / 3.3 V |
| Package | 672-ball FineLine BGA (F27) |
| Speed Grade | 8 (fastest) |
| Temperature Grade | Industrial (-40 C to +100 C) |
| Mounting Type | Surface Mount (BGA) |
| RoHS Status | Compliant |
EP4CGX50DF27I8N 672-ball fineline bga (f27) Pin Configuration Guide
Pin configuration for EP4CGX50DF27I8N (672-ball fineline bga (f27) 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 EP4CGX50DF27I8N.
Refer to the datasheet for full pin configuration.
Typical Applications
EP4CGX50DF27I8N is suitable for 6 applications: Industrial Video Broadcast and Image Processing, Telecom Line Cards with Backplane SERDES, Low-Cost PCIe Endpoint Cards, Motor Control and Drive Electronics, Test and Measurement Instrumentation, Protocol Bridging and Interface Mezzanines.
Industrial Video Broadcast and Image Processing
The EP4CGX50DF27I8N's 49,888 logic elements and 200 18 x 18 hardware multipliers make it well suited to real-time SD/HD video processing pipelines. Its 3.125 Gbps transceivers carry SDI or HD-SDI video streams with 8b/10b encoding, while 250 M9K memory blocks buffer line-scan camera data at rates up to 1080p60. The I8 industrial temperature grade supports outdoor broadcast enclosures and factory-floor image-inspection platforms where fan-less thermal design is required.
Recommended
Telecom Line Cards with Backplane SERDES
The Cyclone IV GX transceiver PHY delivers eight channels at 3.125 Gbps, ideal for telecom line cards implementing Serial RapidIO, GbE, or proprietary backplane SERDES links. Hard 8b/10b encoding, comma detection, and rate matching offload the FPGA fabric, leaving logic free for protocol framing and traffic management. The I8 industrial temperature grade supports central-office and outdoor-cabinet deployment.
Recommended
Low-Cost PCIe Endpoint Cards
The EP4CGX50DF27I8N's hard PCI Express Gen1 controller supports x1, x2, and x4 endpoint configurations without external PHY or licensed soft IP, making it an attractive choice for low-cost add-in cards, protocol analyzers, and data-acquisition boards. Quartus II provides the complete PCIe IP, transaction layer, and reference design. Up to 310 user I/Os map the PCIe domain to a flexible parallel interface for FPGA-side data routing.
Recommended
Motor Control and Drive Electronics
The 49,888 LEs and 200 DSP multipliers implement field-oriented control (FOC) loops for multi-axis servo and stepper drives at PWM frequencies above 100 kHz. Eight high-speed transceivers connect to encoder feedback buses (EnDat 2.2, BiSS, Hiperface DSL) while industrial temperature qualification supports cabinet-mounted drive electronics. The 1.2 V low-power 60 nm process enables fan-less design at the controller board level.
Recommended
Test and Measurement Instrumentation
The 3.125 Gbps transceivers acquire high-speed serial test data, while 250 M9K blocks buffer deep capture memory for protocol analyzers and logic-state digitizers. 200 18 x 18 hardware multipliers accelerate FFT and digital-down-conversion paths, and the industrial temperature grade supports bench-top and field-deployed instruments. Quartus II's SignalTap logic analyzer provides built-in debug visibility for prototype validation.
Recommended
Protocol Bridging and Interface Mezzanines
The Cyclone IV GX bridges PCIe, GbE, Serial RapidIO, Aurora, and proprietary SERDES protocols on a single device, eliminating multi-chip bridge solutions. Eight transceiver channels and up to 310 user I/Os expose flexible parallel interfaces (LVDS, LVCMOS, HSTL) for legacy and modern bus integration. This makes the EP4CGX50DF27I8N a strong fit for COM Express carrier boards, FPGA mezzanine cards (FMC), and VPX backplane designs.
Recommended
Recommended Products Summary
Engineering reference data for EP4CGX50DF27I8N — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP4CGX50DF27C8N | EP4CGX50DF27I7N | EP4CGX50CF27C8N | EP4CGX110DF27I7N | EP4CGX75DF27I7N |
|---|---|---|---|---|---|---|
| Brand | Intel | Intel | Intel | Intel | Intel | Intel |
| Package | 672-ball F27 FineLine BGA | 672-ball F27 FineLine BGA - same | 672-ball F27 FineLine BGA - same | 672-ball F27 FineLine BGA - same | 672-ball F27 FineLine BGA - same | 672-ball F27 FineLine BGA - same |
| Logic Elements | 49,888 | 49,888 | 49,888 | 49,888 | 109,424 | 73,920 |
| Speed Grade | 8 (fastest) | 8 | 7 | 8 | 7 | 7 |
| Temperature Grade | Industrial (-40 C to +100 C) | Commercial (0 C to +85 C) | Industrial (-40 C to +100 C) | Commercial (0 C to +85 C) | Industrial (-40 C to +100 C) | Industrial (-40 C to +100 C) |
| Embedded Memory (bits) | 2,562,048 | 2,562,048 | 2,562,048 | 2,562,048 | 5,033,088 | 3,153,792 |
| Transceiver Channels (max) | 8 (3.125 Gbps) | 8 | 8 | 4 | 8 | 8 |
| Hard PCIe Gen1 IP | Yes (x1/x2/x4) | Yes | Yes | Yes | Yes | Yes |
| Approx. Unit Price (USD, qty 1) | 87.50 | 55.20 | 82.00 | 48.90 | 165.00 | 118.40 |
Key Differentiators
- 8 transceiver channels at 3.125 Gbps in a 672-ball BGA (vs EP4CGX50CF27C8N)
- Industrial temperature grade at speed grade 8 (vs EP4CGX50DF27I7N)
- Balanced logic, memory, and DSP resources (vs EP4CGX110DF27I7N)
Design Notes
The EP4CGX50DF27I8N requires four power rails: VCCINT (1.2 V core), VCCAUX (2.5 V), VCCIO (1.0/1.5/1.8/2.5/3.3 V per bank), and VCCA_PLL/VCCD_PLL (2.5 V analog) for the four PLLs. The datasheet-mandated power-on sequence is VCCINT -> VCCAUX -> VCCIO to prevent in-rush latch-up. Estimated: the typical I8 industrial design draws 1.5-2.0 A on VCCINT and 200-400 mA on VCCAUX at 100% resource utilization; budget the regulator headroom for 1.5x peak to handle in-rush transients during configuration.
The 672-ball F27 FineLine BGA uses 0.8 mm ball pitch and demands 4+ layer stack-up with 0.5 oz copper on outer layers and 1 oz on inner power/ground planes. Recommended stack-up: signal - GND - VCCINT - GND - signal. Escape routing on the top layer with microvias, and via-in-pad for the center transceiver balls if high-speed signal integrity is required. Use at least 8-10 thermal vias under the central ground pad array to keep junction temperature below 100 C at industrial-grade ambient.
Transceiver channels on the EP4CGX50DF27I8N require 100-ohm differential routing with intra-pair skew under 5 mil and length-matching tolerance of 10 mil across the eight lanes. The reference clock input feeds a jitter-cleaner PLL; place the crystal/oscillator within 200 mil of the dedicated REFCLK ball and isolate it with a guard ring tied to the analog ground. For PCIe Gen1 x4, route the four transmit pairs and four receive pairs on a single layer with no more than two vias per pair to meet the -3 dB de-embedding loss budget.
Do not confuse the EP4CGX50DF27I8N (industrial -40 C to +100 C) with the EP4CGX50DF27C8N (commercial 0 C to +85 C) - same package, same speed grade, but the temperature suffix is a JEDEC-qualified difference. Always validate the bitstream when moving between speed grades: an I8 bitstream will not always run on an I7 device even with the same package. Estimated: the Fmax difference between I7 and I8 is typically 10-15 percent on internal logic paths, with the largest gaps on DSP and register-to-M9K paths.
Compliance Information
RoHS and REACH compliance inferred from the Altera/Intel product page for the Cyclone IV GX family. Halogen-free status not explicitly published in the provided data and is set to unknown. AEC-Q100 is not applicable as this is an industrial-grade FPGA rather than an automotive-qualified part; automotive designs should evaluate the Cyclone IV GX -AEC variant or move to Cyclone V GT.