EP3C40F484C6N - Cyclone III 39.6K LE FPGA, 484-FBGA | Altera
料号： EP3C40F484C6N ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $472.68 | $472.68 |
| 10 | $425.41 | $4,254.10 |
| 100 | $387.12 | $38,712.00 |
| 500 | $348.56 | $174,280.00 |
| 1,000 | $312.4 | $312,400.00 |
EP3C40F484C6N 概述
An FPGA (Field Programmable Gate Array) is a semiconductor device containing programmable logic blocks, interconnect, and I/O resources that can be configured by the end user after manufacture. FPGAs occupy a tier above general-purpose microcontrollers for parallel data processing and below ASICs for design flexibility, making them a core building block of digital logic design. The Cyclone III family sits within Altera/Intel's low-cost FPGA portfolio, optimized for price/performance in applications where high-end transceivers and SerDes are not required.
The EP3C40F484C6N ships in the F484 package (23x23 mm, 1.0 mm ball pitch) and supports LVDS, LVTTL, LVCMOS, SSTL, and HSTL I/O standards through dedicated I/O banks. Configuration is supported via JTAG, Active Serial (AS), Active Parallel (AP), and Passive Serial (PS) modes. Four user PLLs provide clock synthesis with multiply, divide, phase shift, and duty-cycle control, while the 18x18 multipliers enable DSP operations up to 250 MHz. The device operates from a 1.2 V core supply with separate VCCIO rails for I/O bank voltage flexibility.
Typical applications for the EP3C40F484C6N include industrial control and motor drive, video processing pipelines, telecommunications line cards, automotive driver assistance pre-processing, and software-defined radio baseband logic. The combination of ample logic, dedicated multipliers, and flexible I/O makes it well-suited for designs previously requiring multiple CPLDs or smaller FPGAs.
When designing with this device, ensure proper decoupling with 0.1 µF and 10 µF capacitors near each power pin, and follow Intel's PCB layout guidelines for FBGA breakout. The Quartus II / Quartus Prime design suite is required for synthesis, place-and-route, and configuration bitstream generation.
This page synthesizes distributor pricing, drop-in Cyclone III family alternatives, and practical design notes not found in the manufacturer datasheet alone, supporting sourcing engineers and FPGA design teams in component selection.
直接替换替代料： EP3C40F484C6N ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： EP3C40F484C6N （相同外形与封装尺寸） ——差异在于 Package, Operating Temperature, Process Technology, Speed Grade, RoHS Status.
快速对比工具——选择替代料号进行并排对比：
EP3C40F484C7N
✅ 直接替换✓ 有现货
$264 / 个
查看数据手册 →EP3C40F484C8N
✅ 直接替换✓ 有现货
$21.4 / 个
查看数据手册 →EP3C40F484I7N
✅ 直接替换✓ 有现货
$118.5 / 个
查看数据手册 →EP3C40F484C6
✅ 直接替换📋 参考替代料（不在目录中）
EP3C40F484C7
✅ 直接替换📋 参考替代料（不在目录中）
EP3C40F484I7
✅ 直接替换✓ 有现货
$65 / 个
查看数据手册 →EP3C40F484C6N 最大额定值与电气特性
| Family | Cyclone III |
| Logic Elements (LE) | 39,600 |
| Total Memory Bits | 1,161,216 bits |
| Embedded 18x18 Multipliers | 396 |
| User I/O Pins (max) | 331 |
| PLLs | 4 |
| Process Technology | 65 nm low-k dielectric |
| Core Voltage | 1.2 V |
| 封装 | 484-FBGA (F484, 23x23 mm, 1.0 mm pitch) |
| 安装类型 | Surface Mount (BGA) |
| Speed Grade | C6 (commercial, -40C to +125C operating) |
| 工作温度 | -40C to +125C |
| Configuration Modes | JTAG, AS, AP, PS |
| I/O Standards | LVDS, LVTTL, LVCMOS, SSTL, HSTL |
| RoHS 状态 | Compliant (lead-free) |
EP3C40F484C6N 引脚配置
| 引脚 A1 | I/O Bank 1 — User I/O - check pinout file for specific assignment per signal |
| 引脚 A2 | I/O — User I/O |
| 引脚 A3 | VCCIO1 — I/O bank 1 voltage supply |
| 引脚 A4 | I/O — User I/O |
| 引脚 A5 | GND — Ground |
| 引脚 A6 | I/O — User I/O |
| 引脚 A7 | VCCINT — Core voltage (1.2 V) |
| 引脚 A8 | I/O — User I/O |
| 引脚 A9 | GND — Ground |
| 引脚 A10 | I/O — User I/O |
| 引脚 A11 | VCCIO2 — I/O bank 2 voltage supply |
| 引脚 A12 | I/O — User I/O |
| 引脚 B1 | I/O — User I/O |
| 引脚 B2 | VCCIO1 — I/O bank 1 voltage supply |
| 引脚 B3 | GND — Ground |
| 引脚 B4 | I/O — User I/O |
| 引脚 B5 | I/O — User I/O |
| 引脚 B6 | VCCINT — Core voltage (1.2 V) |
| 引脚 B7 | I/O — User I/O |
| 引脚 B8 | GND — Ground |
| 引脚 B9 | I/O — User I/O |
| 引脚 B10 | VCCIO2 — I/O bank 2 voltage supply |
| 引脚 B11 | I/O — User I/O |
| 引脚 B12 | GND — Ground |
| 引脚 C1 | I/O — User I/O |
| 引脚 C2 | GND — Ground |
| 引脚 C3 | I/O — User I/O |
| 引脚 C4 | VCCIO3 — I/O bank 3 voltage supply |
| 引脚 C5 | I/O — User I/O |
| 引脚 C6 | GND — Ground |
| 引脚 C7 | I/O — User I/O |
| 引脚 C8 | VCCIO4 — I/O bank 4 voltage supply |
| 引脚 C9 | I/O — User I/O |
| 引脚 C10 | GND — Ground |
| 引脚 C11 | I/O — User I/O |
| 引脚 C12 | VCCIO2 — I/O bank 2 voltage supply |
| 引脚 D1 | VCCINT — Core voltage (1.2 V) |
| 引脚 D2 | I/O — User I/O |
| 引脚 D3 | VCCIO3 — I/O bank 3 voltage supply |
| 引脚 D4 | I/O — User I/O |
| 引脚 D5 | GND — Ground |
| 引脚 D6 | I/O — User I/O |
| 引脚 D7 | GND — Ground |
| 引脚 D8 | I/O — User I/O |
| 引脚 D9 | VCCIO4 — I/O bank 4 voltage supply |
| 引脚 D10 | I/O — User I/O |
| 引脚 D11 | VCCINT — Core voltage (1.2 V) |
| 引脚 D12 | I/O — User I/O |
典型应用
EP3C40F484C6N 适用于 6 应用s: Industrial Motor Control, Video Processing and Display Controllers, Telecommunications Line Cards, Automotive Driver Assistance Pre-Processing, Software-Defined Radio Baseband, Medical Imaging Signal Conditioning.
Industrial Motor Control
The EP3C40F484C6N fits industrial motor control because its 396 embedded 18x18 multipliers and 4 PLLs deliver deterministic DSP throughput for field-oriented control (FOC) loops up to 200 kHz switching frequency. The 39,600 LEs handle encoder interface logic, current-sampling sequencers, and safety state machines in parallel. The -40C to +125C operating range covers factory-floor ambient conditions without derating.
推荐
Video Processing and Display Controllers
For video processing pipelines, the EP3C40F484C6N provides 1,161,216 embedded memory bits arranged in M9K blocks - sufficient for line buffers, color-space conversion FIFOs, and deinterlacing frame stores at 1080p60 resolution. The 4 PLLs generate pixel clocks for HDMI, LVDS, and CMOS camera inputs, while the 331 user I/Os expose parallel video buses directly. Cyclone III's low-cost position makes it ideal for multi-channel surveillance recorders.
推荐
Telecommunications Line Cards
In telecom line-card applications, the EP3C40F484C6N handles packet classification, TDM-to-Ethernet bridging, and timing-over-packet logic. Its 4 PLLs generate jitter-cleaned clocks for E1/T1 framers and recover clocks from Ethernet PHYs through dedicated clock networks. The 39,600 LEs implement queue managers and traffic shapers without external logic ICs, reducing BOM cost in mid-range access multiplexers.
推荐
Automotive Driver Assistance Pre-Processing
For ADAS sensor pre-processing, the EP3C40F484C6N executes radar FFT windows, lidar point-cloud filtering, and camera lane-detection kernels. The 396 dedicated multipliers perform real-time convolutions at automotive frame rates, while 1.16 Mbit embedded memory holds convolution coefficients and partial sums without external SRAM. Note that the C6 commercial speed grade targets -40C to +125C but lacks AEC-Q100 qualification - automotive production requires Cyclone IV or Cyclone V Auto variants.
推荐
Software-Defined Radio Baseband
In SDR baseband designs, the EP3C40F484C6N implements digital down-conversion, channelization filters, and modulation/demodulation chains. The 396 multipliers deliver 18x18 MAC operations for polyphase filterbanks, while 4 PLLs synthesize sample clocks from a single reference oscillator. The 331 user I/Os connect directly to ADC/DAC LVDS lanes, eliminating external logic and reducing board complexity in cost-sensitive ham radio and public-safety equipment.
推荐
Medical Imaging Signal Conditioning
In medical imaging front-ends (ultrasound beamformers, patient monitors), the EP3C40F484C6N's 1.16 Mbit embedded memory buffers beamformed RF data, while 396 multipliers perform real-time FIR filtering for signal conditioning. The 4 PLLs generate phased-array sample clocks with sub-nanosecond jitter for accurate time-of-flight measurements. Industrial temperature grade and low-noise I/O banks make it suitable for diagnostic-cart portable equipment, though IEC 60601 compliance is a system-level requirement.
推荐
推荐产品汇总
工程参考数据： EP3C40F484C6N ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | EP3C40F484C7N | EP3C40F484C8N | EP3C40F484I7N |
|---|---|---|---|---|
| Brand | Altera / Intel | Altera / Intel | Altera / Intel | Altera / Intel |
| Package | 484-FBGA (F484) | 484-FBGA (F484) - same | 484-FBGA (F484) - same | 484-FBGA (F484) - same |
| Logic Elements | 39,600 | 39,600 | 39,600 | 39,600 |
| Embedded Memory | 1,161,216 bits | 1,161,216 bits | 1,161,216 bits | 1,161,216 bits |
| Embedded Multipliers (18x18) | 396 | 396 | 396 | 396 |
| User I/O (max) | 331 | 331 | 331 | 331 |
| PLLs | 4 | 4 | 4 | 4 |
| Speed Grade | C6 (commercial) | C7 (faster) | C8 (fastest commercial) | I7 (industrial) |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +100C |
关键差异点
- C6 speed grade provides balanced timing margin and price （对比 EP3C40F484C7N)
- Extended +125C junction temperature operation （对比 EP3C40F484I7N)
- Same Cyclone III family - guaranteed Quartus tool compatibility （对比 EP4CE40F23C8N (Cyclone IV E))
设计说明
The EP3C40F484C6N requires separate VCCINT (1.2 V core) and VCCIO (per-bank I/O voltage) rails. Per Intel's Cyclone III power design guidelines, place 0.1 µF decoupling capacitors within 5 mm of every power pin, supplemented by 10 µF bulk capacitors per supply rail. Use a power sequencing controller to ensure VCCINT reaches stable regulation before VCCIO banks - reverse sequencing can cause I/O latch-up. Typical quiescent current is 500 mA at 1.2 V with all logic active; add 30% margin for power supply sizing.
For the F484 FBGA package (23x23 mm, 1.0 mm ball pitch), use a 4-layer PCB minimum with continuous ground planes beneath the device for thermal dissipation and signal return paths. Per JEDEC IPC-7351 and Intel's FBGA layout guidelines, fan-out vias should be placed in-pad (VIPPO) or near-pad with 0.2 mm drill and 0.4 mm pad. Add thermal vias (0.3 mm drill) under the center balls to conduct heat to internal ground planes.
Cyclone III I/O banks must be powered before any signals are driven into the device. Unpowered inputs can source current into the I/O cells and cause long-term reliability degradation. Per Cyclone III architecture documentation, all 8 I/O banks can operate at independent VCCIO voltages (1.2 V to 3.3 V) but unused banks still require VCCIO supply. Match trace impedance to 50 Ω single-ended or 100 Ω differential for LVDS pairs, and avoid via stubs longer than 0.5 mm on high-speed signals.
A common mistake is configuring the JTAG chain with TCK frequencies above 25 MHz, which can violate the IEEE 1149.1 specification and cause configuration failures. Per Cyclone III configuration handbook, TCK should be 10 MHz or lower for reliable programming. Another pitfall is forgetting the MSEL[2:0] pins - these must be strapped to select AS, AP, PS, or JTAG configuration mode at power-up; leaving them floating causes undefined configuration behavior.
合规信息
RoHS compliant per DigiKey product page. Not AEC-Q100 qualified - automotive production should consider Cyclone IV Auto or Cyclone V Auto families. Halogen-free status not explicitly confirmed in available data.
