EP1C4F324C8L - Cyclone FPGA 4000 LEs FBGA-324 | Altera
料号： EP1C4F324C8L ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $95 | $95.00 |
| 10 | $88 | $880.00 |
| 100 | $78 | $7,800.00 |
| 500 | $68 | $34,000.00 |
| 1,000 | $59.5 | $59,500.00 |
EP1C4F324C8L 概述
A Field-Programmable Gate Array (FPGA) is a semiconductor device built around an array of configurable logic blocks (CLBs), interconnect, and I/O cells that can be re-programmed after manufacturing. Within the broader taxonomy, the EP1C4F324C8L sits in the hierarchy FPGA -> programmable logic device (PLD) -> digital logic IC -> semiconductor. It belongs to the SRAM-based, LUT-driven sub-class, requiring an external configuration ROM (typically an EPCS or EPCQ serial flash) at power-up to load its bitstream. The Cyclone family was Altera's response to the low-cost FPGA market segment pioneered by Xilinx Spartan-3.
Key features of the EP1C4F324C8L include 4000 logic elements (LEs), 78 Kbits of embedded RAM organized as M4K blocks, two phase-locked loops (PLLs) for clock management, and 249 maximum user I/Os. The device supports LVDS, LVTTL, LVCMOS, SSTL, and PCI I/O standards and offers a maximum internal operating frequency in the 200-400 MHz range depending on logic utilization. The 'C8' speed grade and 'L' suffix denote the 1.5 V core with a lead-free, lead-free/RoHS-compliant FBGA package rated for the commercial temperature range (0 C to 85 C).
The Cyclone architecture uses a 2.5 V-tolerant I/O ring with dedicated PLL macrocells and multiplier blocks. Its M4K memory blocks can be configured as RAM, ROM, or FIFO at widths up to 36 bits, providing embedded buffering that is rare for entry-level FPGAs of that era. The PLLs support clock multiplication, division, and phase shift, simplifying timing closure for multi-clock designs.
Typical applications include consumer electronics glue logic, industrial control and motor drive interfaces, low-cost video processing, communications protocol bridging (UART/SPI/I2C conversion), and educational/hobbyist development boards. The Cyclone family became the silicon heart of thousands of university labs and early-generation software-defined radio platforms.
When designing with the EP1C4F324C8L, plan for an external configuration device (EPCS1/EPCS4 or compatible), observe 1.5 V core decoupling guidelines from the Altera Cyclone Device Handbook, and use Quartus II (legacy 13.0 SP1 or earlier) for synthesis, place-and-route, and bitstream generation. Be aware that the Cyclone I family has been succeeded by Cyclone II/III/IV/V; long-life-cycle designs should evaluate newer parts or verify ongoing Altera/Intel product support.
This page synthesizes distributor pricing, drop-in same-package alternatives within the Cyclone I family, and practical Quartus II design notes not found in the standalone datasheet.
直接替换替代料： EP1C4F324C8L ——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： EP1C4F324C8L （相同外形与封装尺寸） ——差异在于 Package, RoHS Status, Speed Grade, Process Technology, Logic Elements.
快速对比工具——选择替代料号进行并排对比：
EP1C4F324C8
✅ 直接替换✓ 有现货
$52.75 / 个
查看数据手册 →EP1C4F324C7N
✅ 直接替换✓ 有现货
$25.75 / 个
查看数据手册 →EP1C4F324C6N
✅ 直接替换✓ 有现货
$24.95 / 个
查看数据手册 →EP1C12F324C8L
✅ 直接替换✓ 有现货
$23.4 / 个
查看数据手册 →EP1C20F324C8N
✅ 直接替换✓ 有现货
$42.36 / 个
查看数据手册 →EP1C4F324C8L 最大额定值与电气特性
| Family | Cyclone |
| Device Type | FPGA |
| Logic Elements (LEs) | 4000 |
| Logic Array Blocks (LABs) | 400 |
| Maximum User I/Os | 249 |
| Embedded Memory | 78 Kbits (M4K blocks) |
| Number of PLLs | 2 |
| 封装 | 324-ball FBGA (FineLine BGA) |
| Package Body Size | 19 x 19 mm |
| Ball Pitch | 1.0 mm |
| Supply Voltage (Core) | 1.5 V |
| Speed Grade | C8 |
| 工作温度 | 0 C to 85 C (Commercial) |
| Lead-Free / RoHS | Yes (lead-free, RoHS-compliant) |
| Configuration Method | Serial (active serial via EPCS/EPCQ flash) |
| Internal Operating Frequency | Up to 405 MHz (per datasheet maximum) |
| I/O Standards Supported | LVTTL, LVCMOS, LVDS, SSTL, PCI |
| Development Tool | Quartus II (13.0 SP1 or earlier, legacy support) |
EP1C4F324C8L 引脚配置
| 引脚 1 | I/O Bank 1 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 2 | I/O Bank 1 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 3 | I/O Bank 1 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 4 | I/O Bank 1 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 5 | I/O Bank 2 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 6 | I/O Bank 2 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 7 | I/O Bank 2 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 8 | VCCINT — Core supply voltage 1.5 V |
| 引脚 9 | I/O Bank 2 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 10 | GND — Ground |
| 引脚 11 | I/O Bank 3 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 12 | I/O Bank 3 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 13 | I/O Bank 3 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 14 | VCCIO1 — I/O Bank 1 reference voltage (3.3 V / 2.5 V / 1.8 V) |
| 引脚 15 | I/O Bank 4 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 16 | I/O Bank 4 — User I/O or dedicated pin (per Quartus pin assignment) |
| 引脚 17 | TMS — JTAG Test Mode Select (dedicated) |
| 引脚 18 | TCK — JTAG Test Clock (dedicated) |
| 引脚 19 | TDO — JTAG Test Data Out (dedicated) |
| 引脚 20 | TDI — JTAG Test Data In (dedicated) |
| 引脚 21 | nSTATUS — Configuration status (dedicated) |
| 引脚 22 | nCONFIG — Configuration control (dedicated) |
| 引脚 23 | CONF_DONE — Configuration complete (dedicated) |
| 引脚 24 | DCLK — Configuration clock (dedicated) |
| 引脚 25 | DATA0 — Configuration data input (dedicated) |
| 引脚 26 | CLK0 — PLL clock input 0 (dedicated) |
| 引脚 27 | CLK1 — PLL clock input 1 (dedicated) |
| 引脚 28 | VCCA_PLL1 — PLL1 analog supply 1.5 V |
| 引脚 29 | GNDA_PLL1 — PLL1 analog ground |
| 引脚 30 | VCCA_PLL2 — PLL2 analog supply 1.5 V |
| 引脚 31 | GNDA_PLL2 — PLL2 analog ground |
| 引脚 32 | VCCINT — Core supply voltage 1.5 V |
典型应用
EP1C4F324C8L 适用于 6 应用s: Software Defined Radio (SDR) Frontend, Industrial Motor Control Interface, Video Processing & Display Bridge, Communication Protocol Bridge, Educational FPGA Development Platform, Consumer Electronics Glue Logic.
Software Defined Radio (SDR) Frontend
The EP1C4F324C8L fits SDR frontend designs because its 4000 LEs and 78 Kbits of M4K memory are sufficient to implement I/Q channelization, FIR filtering, and digital down-conversion at sample rates up to 65 MSPS. Its 2 PLLs provide independent clocks for ADC sampling and DDC mixing, while 249 I/Os interface parallel ADCs like the AD9226. The C8 speed grade closes timing at typical 50-100 MHz system clocks, making the EP1C4F324C8L a documented platform for early-generation HPSDR projects.
推荐
Industrial Motor Control Interface
The EP1C4F324C8L suits industrial motor-control interface boards because its 249 I/Os drive encoder inputs, Hall-sensor arrays, PWM outputs, and isolated SPI links to gate drivers. The 1.5 V core and commercial temperature range (0-85 C) fit cabinet-mounted installations. Its 2 PLLs generate phase-shifted PWM clocks, while M4K RAM blocks buffer current/voltage samples for the control loop. The FBGA-324 footprint is straightforward to reflow on 4-layer FR-4 with proper thermal via arrays.
推荐
Video Processing & Display Bridge
The EP1C4F324C8L is well matched to low-resolution video bridge applications such as converting DVI/HDMI to LVDS panel signals or deinterlacing SD video at 480i/576i. The M4K blocks implement line buffers for horizontal scaling, and 78 Kbits is enough to double-buffer a 720x480 grayscale frame. LVDS I/O support lets the device drive modern TFT panels directly. Its C8 speed grade closes 25-65 MHz pixel clock timing, and the FBGA-324 footprint accommodates the high pin count required by parallel video interfaces.
推荐
Communication Protocol Bridge
The EP1C4F324C8L is ideal for protocol-bridge designs that convert UART/SPI/I2C to Ethernet, USB, or CAN. Its 4000 LEs hold the full state machine and DMA engine for a TCP/IP offload engine, while M4K memory stores packet buffers. Two PLLs derive independent clocks for the host-side UART and the network-side MAC, simplifying multi-rate bridging. The 249 I/Os are sufficient for parallel bus interfaces to legacy microcontrollers without external bus switches.
推荐
Educational FPGA Development Platform
The EP1C4F324C8L is widely used in university and hobbyist FPGA courses because its 4000 LEs are large enough for full RISC-V cores, VGA controllers, and audio synthesizers, yet small enough for students to comprehend the synthesized netlist. The Quartus II toolchain (free Web Edition) supports the device natively, and the FBGA-324 has been adopted by popular Terasic-style dev boards. Lead-free C8L variant supports modern SMT lab equipment and RoHS-compliant coursework projects.
推荐
Consumer Electronics Glue Logic
The EP1C4F324C8L handles consumer glue-logic tasks where multiple discrete CPLDs would otherwise be needed: keypad scanning, IR receiver decoding, LED matrix driving, and audio routing. Its low unit cost at high volume and JTAG-supported in-field reprogrammability simplify firmware updates. The 1.5 V core plus LVCMOS/LVTTL I/O bank compatibility integrates with both legacy 3.3 V and modern 1.8 V SoCs, and the FBGA-324 footprint supports compact handheld device layouts.
推荐
推荐产品汇总
工程参考数据： EP1C4F324C8L ——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 | EP1C4F324C8 | EP1C4F324C7N | EP1C4F324C6N | EP1C12F324C8L | EP1C20F324C8N |
|---|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Package | FBGA-324 (1.0 mm pitch) | FBGA-324 (1.0 mm pitch) - same | FBGA-324 (1.0 mm pitch) - same | FBGA-324 (1.0 mm pitch) - same | FBGA-324 (1.0 mm pitch) - same | FBGA-324 (1.0 mm pitch) - same |
| Logic Elements | 4000 | 4000 | 4000 | 4000 | 12,060 | 20,060 |
| Embedded RAM | 78 Kbits | 78 Kbits | 78 Kbits | 78 Kbits | 239 Kbits | 314 Kbits |
| Speed Grade | C8 | C8 | C7 (faster) | C6 (fastest) | C8 | C8 |
| Lead-Free | Yes (L suffix) | No (SnPb) | Yes (N suffix) | Yes (N suffix) | Yes (L suffix) | Yes (N suffix) |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Toolchain | Quartus II 13.0 SP1 or earlier | Quartus II 13.0 SP1 | Quartus II 13.0 SP1 | Quartus II 13.0 SP1 | Quartus II 13.0 SP1 | Quartus II 13.0 SP1 |
| Core Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
关键差异点
- Lead-free RoHS-compliant solder balls （对比 EP1C4F324C8)
- Higher logic density in same FBGA-324 footprint （对比 EP1C12F324C8L)
- Faster speed grade options available （对比 EP1C4F324C7N)
设计说明
The EP1C4F324C8L requires three independent supply rails: VCCINT = 1.5 V (core), VCCIO = 3.3 V / 2.5 V / 1.8 V per bank, and VCCA_PLL = 1.5 V (PLL analog). Decouple each rail with 0.1 uF X7R ceramic capacitors placed within 5 mm of every supply pin, plus a bulk 47-100 uF tantalum or polymer cap on each rail. Estimated: core current draw scales with logic utilization; typical designs at 50 MHz with 60% utilization draw 100-300 mA on VCCINT. Use a star-ground topology to keep digital return current away from PLL analog ground.
The FBGA-324 package with 1.0 mm ball pitch requires 4-layer FR-4 stack-up with a continuous ground plane beneath the device. Use 0.5 mm micro-via-in-pad (VIP) or dog-bone fan-out to route signals out of the inner rows; trace width 0.1 mm (4 mil) and 0.2 mm (8 mil) via pads are typical. Place a thermal via array (0.3 mm drill, 1.0 mm pitch) under the center ground balls to dissipate the 1-2 W typical dissipation. Estimated: total GPIO trace length should not exceed 25 mm to preserve signal integrity at 100 MHz LVCMOS.
Do not attempt to configure the EP1C4F324C8L without a valid serial configuration device - the FPGA will not enumerate user I/O until nCONFIG rises with CONF_DONE asserted. Verify MSEL[2:0] strap pins match the desired configuration mode (AS = 000, JTAG-only = 101). Quartus II versions newer than 13.0 SP1 do not support Cyclone I and will refuse to compile. Also avoid mixing JTAG chain devices with different VCCIO levels without a level translator - 3.3 V JTAG will damage 1.8 V configuration memories.
合规信息
RoHS-compliant per Altera product marking ('L' suffix on FBGA-324 denotes lead-free solder balls). Halogen-free status not explicitly listed in the verified distributor data and is set to 'unknown'. AEC-Q100 not applicable for FPGAs in this commercial-grade part. Conflict-minerals compliance inferred from standard Altera/Intel PSG policy.
