EP1C3T144I7N - Cyclone FPGA, 2910 LEs, 144-LQFP | Intel
料号： EP1C3T144I7N ⚠ 最后一次采购| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $108.22 | $108.22 |
| 10 | $95.5 | $955.00 |
| 100 | $78.2 | $7,820.00 |
| 500 | $65.4 | $32,700.00 |
| 1,000 | $55.8 | $55,800.00 |
EP1C3T144I7N 概述
What is an FPGA? A Field Programmable Gate Array is a semiconductor device built from an array of configurable logic blocks (CLBs), programmable interconnects, and dedicated I/O cells that allow hardware designers to implement custom digital logic after manufacturing. In the broader taxonomy, FPGAs sit between general-purpose CPUs and fixed-function ASICs: they offer ASIC-level parallelism and deterministic timing while preserving the flexibility of software-programmable logic. FPGAs belong to the programmable logic device (PLD) family, alongside CPLDs and older PAL/GAL devices.
Key differentiating specifications of the EP1C3T144I7N include 2,910 logic elements (LEs), 13 embedded M4K RAM blocks totaling 59,904 bits (13,824 bytes), 104 maximum user I/O pins, and a single enhanced PLL supporting clock multiplication, division, and phase shifting. The device also integrates embedded multipliers suited for basic DSP workloads. Compared with modern FPGAs it is small, but its low unit cost and 144-LQFP ease-of-assembly footprint make it attractive for legacy designs.
Architecturally, the EP1C3T144I7N uses an SRAM-based configuration cell, requiring an external configuration memory (typically a serial EPCS device) or JTAG programming on every power-up. The 144-LQFP package supports hand-soldering and standard SMT assembly without BGA rework, simplifying prototyping and repair. Quartus II software (legacy versions) is required for design entry, synthesis, place-and-route, and bitstream generation.
Typical applications include industrial motor control glue logic, legacy communication protocol bridges (UART, SPI, I2C, custom parallel buses), low-volume custom peripheral controllers, educational digital design platforms, and FPGA-based prototyping where a low pin-count and simple assembly process are priorities. The industrial temperature grade extends usability into factory automation and outdoor enclosures.
When designing with the EP1C3T144I7N, allocate sufficient decoupling capacitance near each VCCINT and VCCIO supply pin (typically 0.1 uF ceramic plus a bulk capacitor), and respect I/O bank voltage grouping since the device supports multiple I/O standards (LVTTL, LVCMOS, PCI, SSTL) only when VCCIO of each bank is set accordingly.
This page synthesizes distributor pricing from LCSC, DigiKey, and Octopart alongside same-brand and cross-brand drop-in Cyclone alternatives, practical Quartus II design notes, and a parametric comparison not found on any single manufacturer page.
直接替换替代料： EP1C3T144I7N ——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： EP1C3T144I7N （相同外形与封装尺寸） ——差异在于 Speed Grade, Process Technology, Package, Operating Temperature, RoHS Status.
快速对比工具——选择替代料号进行并排对比：
EP1C3T144C7N
✅ 直接替换✓ 有现货
$16.2 / 个
查看数据手册 →EP1C3T144I7
✅ 直接替换✓ 有现货
$18.7 / 个
查看数据手册 →EP1C4T144I7N
✅ 直接替换📋 参考替代料（不在目录中）
EP1C6T144I7N
✅ 直接替换✓ 有现货
$42.5 / 个
查看数据手册 →EP1C3T144I7N 最大额定值与电气特性
| Family | Cyclone |
| Logic Elements | 2910 |
| Total RAM Bits | 59904 |
| Number of LABs | 291 |
| Number of I/Os | 104 |
| Number of M4K RAM Blocks | 13 |
| Number of PLLs | 1 |
| Core Voltage | 1.5 V |
| 工作温度 | -40C to +100C (Industrial) |
| 封装 | 144-LQFP (TQFP-144) |
| 安装类型 | Surface Mount |
| Process Technology | 0.13 um SRAM |
| Configuration Mode | AS / PS / JTAG |
| Speed Grade | 7 |
| Temperature Grade | Industrial (I) |
| RoHS 状态 | Compliant |
EP1C3T144I7N 144-lqfp (tqfp-144) 引脚配置指南
EP1C3T144I7N（144-lqfp (tqfp-144) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： EP1C3T144I7N.
请参阅 数据手册 以查看完整引脚配置。
典型应用
EP1C3T144I7N 适用于 6 应用s: Industrial Motor Control, Legacy Communication Protocol Bridge, Educational Digital Design Platform, FPGA-Based Prototyping, Custom Peripheral Controller, Glue Logic Replacement.
Industrial Motor Control
The EP1C3T144I7N's 2910 logic elements and 104 user I/Os provide sufficient capacity for BLDC and servo motor control glue logic including PWM generation, quadrature encoder interfacing, and Hall sensor decoding. Its industrial -40C to +100C temperature grade allows deployment in factory automation cabinets and outdoor motor housings. According to the manufacturer datasheet, the single PLL generates the precise switching frequencies required for field-oriented control loops, while the 13 M4K RAM blocks buffer position lookup tables.
推荐
Legacy Communication Protocol Bridge
The EP1C3T144I7N fits legacy UART-to-SPI, I2C-to-parallel, or custom industrial bus bridges where protocol translation between heterogeneous microcontrollers is required. Its 59,904 RAM bits accommodate FIFOs for baud-rate mismatches, while the 144-LQFP package allows straightforward 4-layer PCB routing for high-speed signals. According to typical Cyclone reference designs, the embedded multiplier supports Manchester or 8b/10b encoding without external logic.
推荐
Educational Digital Design Platform
The EP1C3T144I7N is widely used in university FPGA labs because its 144-LQFP package supports hand-soldering and standard breakout PCBs, eliminating BGA rework challenges for student projects. The 2910 LEs are large enough for a RISC-V soft core, custom state machines, and DSP exercises. According to Intel/Altera university program materials, Quartus II Web Edition is free for academic use, making the total platform cost accessible.
推荐
FPGA-Based Prototyping
The EP1C3T144I7N is used as a prototype target for ASIC and custom silicon validation, providing a low-cost, accessible platform with sufficient logic capacity for medium-complexity designs. The 13 M4K RAM blocks emulate SRAM interfaces while the single PLL synthesizes test clocks. According to industry prototyping guides, the 104 I/Os support LVCMOS 3.3V, LVTTL, and PCI signaling for broad peripheral compatibility during validation campaigns.
推荐
Custom Peripheral Controller
Low-volume custom peripheral controllers benefit from the EP1C3T144I7N's combination of low unit cost, 104 user I/Os, and SRAM-based reconfigurability that allows field firmware updates without hardware changes. The device can implement custom register maps, interrupt controllers, and DMA engines that would be impractical in discrete logic. According to the manufacturer datasheet, configuration via JTAG enables rapid in-system programming during production testing.
推荐
Glue Logic Replacement
The EP1C3T144I7N consolidates dozens of legacy 74-series TTL glue logic chips into a single reconfigurable device, reducing PCB area and BOM cost for legacy system revivals. Its 144-LQFP package is footprint-compatible with older through-hole designs when adapter boards are used. According to industry migration guides, integrating address decoding, chip-select generation, and timing adjustment in one device simplifies obsolete-component management.
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推荐产品汇总
工程参考数据： EP1C3T144I7N ——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 | EP1C3T144C7N | EP1C3T144I7 | EP1C4T144I7N | EP1C6T144I7N | EP1C3T100C7N |
|---|---|---|---|---|---|---|
| Package | 144-LQFP | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same | 100-LQFP - different |
| Brand | Intel | Intel | Intel | Intel | Intel | Intel |
| Logic Elements | 2910 | 2910 | 2910 | 4000 | 5980 | 2910 |
| RAM Bits | 59904 | 59904 | 59904 | 78336 | 92160 | 59904 |
| User I/Os | 104 | 104 | 104 | 104 | 104 | 65 |
| Temperature Grade | Industrial (-40C to +100C) | Commercial (0C to +70C) | Industrial (-40C to +100C) | Industrial (-40C to +100C) | Industrial (-40C to +100C) | Commercial (0C to +70C) |
| Number of PLLs | 1 | 1 | 1 | 2 | 2 | 1 |
| 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
- Industrial temperature grade with 144-LQFP ease-of-assembly （对比 EP1C3T144C7N)
- Upward capacity headroom with same footprint （对比 EP1C4T144I7N)
- Lead-free (Pb-free) lead finish with N suffix （对比 EP1C3T144I7 (without N))
设计说明
Estimated: the EP1C3T144I7N core draws approximately 50 mA quiescent at 1.5V (75 mW). Decouple each VCCINT pin with a 0.1 uF ceramic capacitor plus a 10 uF bulk capacitor placed within 5 mm of the package. Each VCCIO bank should have its own 0.1 uF + bulk capacitor pair. According to the manufacturer datasheet, separate analog and digital ground planes are not required but star-grounding at the FPGA improves PLL jitter.
Route all clock signals on the inner PCB layers with ground reference and keep clock trace lengths matched within 1 mm if used as differential pairs. The 144-LQFP package has 0.5 mm pitch - use 0.15 mm/0.15 mm trace/space rules and escape fanout on inner layers. According to the Cyclone Device Handbook pin information document, dedicate one PCB layer as a continuous ground plane directly beneath the FPGA to minimize return-current loop area.
Configuration mode selection via MSEL0/MSEL1 pins is critical - AS mode requires an EPCS configuration memory, PS mode requires an external master, and JTAG mode uses the 10-pin header. According to the manufacturer datasheet, leaving MSEL pins floating can result in configuration failures. Additionally, ensure nCONFIG is pulled high with a 10 kohm resistor and the JTAG chain is properly terminated with TCK pull-down and TMS pull-up resistors.
合规信息
N suffix indicates Pb-free lead finish per RoHS directive. Industrial temperature grade qualifies for factory automation but is NOT AEC-Q100 automotive-qualified. Halogen-free status not explicitly stated in the verified web data.