EP1C6T144I8N - Cyclone FPGA 5980 LEs, 144-TQFP | Intel / Altera
部品番号: EP1C6T144I8N ⚠ ラストタイムバイ| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $32.4 | $324.00 |
| 100 | $26.85 | $2,685.00 |
| 500 | $22.1 | $11,050.00 |
| 1,000 | $18.75 | $18,750.00 |
EP1C6T144I8N 概要
What is an FPGA (Field-Programmable Gate Array)? An FPGA is a programmable logic device whose function is defined by a customer-loaded configuration bitstream rather than fixed silicon. Compared to a microcontroller that executes firmware sequentially on a fixed CPU core, an FPGA implements truly parallel hardware in programmable logic fabric. Cyclone I sits below Cyclone II/III/IV in the Altera/Intel portfolio as a low-density, low-cost family targeted at glue logic, I/O expansion, and simple state-machine/bridge functions.
Key features of the EP1C6T144I8N include 5,980 logic elements (LEs), 92,160 bits of embedded RAM, two PLLs for clock management, dedicated LVDS support on select pins, and configuration via Altera serial configuration devices. The TQFP-144 footprint (22x22 mm, 0.5 mm pitch) provides 98 user I/Os - enough for typical 16/32-bit bus bridges, UART/SPI/I2C controllers, and parallel video or display interfaces in low-cost systems.
The Cyclone I architecture combines 4-input LUT-based logic elements, M4K embedded memory blocks, and DSP-style multiplier support. With two PLLs and four fast clock networks, the EP1C6T144I8N offers solid timing margin for industrial control and bridge applications at a fraction of the cost of larger Cyclone II/III/IV devices. Industrial temperature grade (-40C to +100C) supports factory-floor and outdoor-edge deployments.
Typical applications include industrial motor control (stepper/servo PWM generators), UART-to-SPI/I2C bus bridges, legacy peripheral emulation, low-density video processing, and education/hobby designs using the Quartus II Web Edition toolchain. The TQFP-144 package is hand-solderable and breadboard-friendly for prototype work, a notable advantage over modern BGA-only FPGAs.
When designing with the EP1C6T144I8N, ensure your configuration scheme is selected up front (Altera EPCS serial flash is the most common), allocate adequate decoupling across the four core/IO supply rails (VCCINT, VCCIO, VCCA_PLL, VCCD_PLL), and verify timing closure using Quartus II TimeQuest. The original Cyclone I family is mature but not recommended for new designs where Cyclone IV or Cyclone 10 LP offer higher logic density, more RAM, and longer lifecycle support.
This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes for engineers maintaining legacy Cyclone I designs or evaluating cost-optimized FPGA options.
ドロップイン代替品: EP1C6T144I8N — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: EP1C6T144I8N （同一形状・フットプリント） — 相違点: Package, Process Technology, Speed Grade, Family, RoHS Status.
クイック比較ツール — 並列比較する代替部品を選択:
EP1C6T144I7N
✅ ドロップイン✓ 在庫あり
$42.5 / 個
データシートを見る →EP1C6T144C8N
✅ ドロップイン✓ 在庫あり
$12.95 / 個
データシートを見る →EP1C6T144C7N
✅ ドロップイン✓ 在庫あり
$18.4 / 個
データシートを見る →EP1C6T144I8
✅ ドロップイン✓ 在庫あり
$21.45 / 個
データシートを見る →EP1C6T144I7
✅ ドロップイン✓ 在庫あり
$19.4 / 個
データシートを見る →EP1C6T144C8
✅ ドロップイン✓ 在庫あり
$15.6 / 個
データシートを見る →EP1C6T144I8N 最大定格＆電気的特性
| Family | Cyclone I (original Cyclone) |
| Logic Elements (LEs) | 5,980 |
| Process Technology | 130 nm |
| Core Voltage (VCCINT) | 1.5 V (1.425 V to 1.575 V) |
| Maximum Internal Frequency | 275.03 MHz |
| Embedded RAM Bits | 92,160 bits |
| Embedded RAM Blocks | M4K (4 Kbit each) |
| PLLs | 2 |
| User I/O Pins (max) | 98 |
| パッケージ | TQFP-144 (22x22 mm, 0.5 mm pitch) |
| 動作温度範囲 | -40C to +100C (Industrial) |
| Speed Grade | 8 |
| Configuration Method | Serial (EPCS) / JTAG |
| 実装タイプ | Surface Mount (Gull-Wing, JEDEC LQFP) |
| RoHS ステータス | Compliant |
| LVDS Support | Yes (dedicated LVDS pairs) |
| DSP Blocks | Embedded multiplier blocks (no dedicated DSP block per Cyclone I) |
EP1C6T144I8N ピン構成
| ピン 1 | I/O — User I/O pin (bank 1) |
| ピン 2 | I/O — User I/O pin (bank 1) |
| ピン 3 | I/O — User I/O pin (bank 1) |
| ピン 4 | I/O — User I/O pin (bank 1) |
| ピン 5 | I/O — User I/O pin (bank 1) |
| ピン 6 | VCCIO1 — I/O bank 1 supply voltage |
| ピン 7 | I/O — User I/O pin (bank 1) |
| ピン 8 | I/O — User I/O pin (bank 1) |
| ピン 9 | I/O — User I/O pin (bank 1) |
| ピン 10 | I/O — User I/O pin (bank 1) |
| ピン 11 | GND — Ground |
| ピン 12 | I/O — User I/O pin (bank 2) |
| ピン 13 | I/O — User I/O pin (bank 2) |
| ピン 14 | I/O — User I/O pin (bank 2) |
| ピン 15 | I/O — User I/O pin (bank 2) |
| ピン 16 | I/O — User I/O pin (bank 2) |
| ピン 17 | I/O — User I/O pin (bank 2) |
| ピン 18 | I/O — User I/O pin (bank 2) |
| ピン 19 | I/O — User I/O pin (bank 2) |
| ピン 20 | I/O — User I/O pin (bank 2) |
| ピン 21 | VCCIO2 — I/O bank 2 supply voltage |
| ピン 22 | I/O — User I/O pin (bank 2) |
| ピン 23 | I/O — User I/O pin (bank 2) |
| ピン 24 | I/O — User I/O pin (bank 2) |
| ピン 25 | I/O — User I/O pin (bank 2) |
| ピン 26 | I/O — User I/O pin (bank 2) |
| ピン 27 | I/O — User I/O pin (bank 2) |
| ピン 28 | I/O — User I/O pin (bank 2) |
| ピン 29 | GND — Ground |
| ピン 30 | I/O — User I/O pin (bank 3) |
| ピン 31 | I/O — User I/O pin (bank 3) |
| ピン 32 | I/O — User I/O pin (bank 3) |
| ピン 33 | I/O — User I/O pin (bank 3) |
| ピン 34 | I/O — User I/O pin (bank 3) |
| ピン 35 | VCCIO3 — I/O bank 3 supply voltage |
| ピン 36 | I/O — User I/O pin (bank 3) |
| ピン 37 | I/O — User I/O pin (bank 3) |
| ピン 38 | I/O — User I/O pin (bank 3) |
| ピン 39 | I/O — User I/O pin (bank 3) |
| ピン 40 | I/O — User I/O pin (bank 3) |
| ピン 41 | I/O — User I/O pin (bank 3) |
| ピン 42 | I/O — User I/O pin (bank 3) |
| ピン 43 | I/O — User I/O pin (bank 3) |
| ピン 44 | GND — Ground |
| ピン 45 | I/O — User I/O pin (bank 4) |
| ピン 46 | I/O — User I/O pin (bank 4) |
| ピン 47 | I/O — User I/O pin (bank 4) |
| ピン 48 | I/O — User I/O pin (bank 4) |
| ピン 49 | I/O — User I/O pin (bank 4) |
| ピン 50 | VCCIO4 — I/O bank 4 supply voltage |
| ピン 51 | I/O — User I/O pin (bank 4) |
| ピン 52 | I/O — User I/O pin (bank 4) |
| ピン 53 | I/O — User I/O pin (bank 4) |
| ピン 54 | I/O — User I/O pin (bank 4) |
| ピン 55 | I/O — User I/O pin (bank 4) |
| ピン 56 | I/O — User I/O pin (bank 4) |
| ピン 57 | I/O — User I/O pin (bank 4) |
| ピン 58 | I/O — User I/O pin (bank 4) |
| ピン 59 | GND — Ground |
| ピン 60 | I/O — User I/O pin (bank 4) |
| ピン 61 | I/O — User I/O pin (bank 4) |
| ピン 62 | I/O — User I/O pin (bank 4) |
| ピン 63 | I/O — User I/O pin (bank 4) |
| ピン 64 | I/O — User I/O pin (bank 4) |
| ピン 65 | I/O — User I/O pin (bank 4) |
| ピン 66 | I/O — User I/O pin (bank 4) |
| ピン 67 | VCCINT — Core supply voltage (1.5 V) |
| ピン 68 | I/O — User I/O pin (bank 4) |
| ピン 69 | I/O — User I/O pin (bank 4) |
| ピン 70 | I/O — User I/O pin (bank 4) |
| ピン 71 | I/O — User I/O pin (bank 4) |
| ピン 72 | I/O — User I/O pin (bank 4) |
| ピン 73 | GND — Ground |
| ピン 74 | I/O — User I/O pin (bank 4) |
| ピン 75 | I/O — User I/O pin (bank 4) |
| ピン 76 | I/O — User I/O pin (bank 4) |
| ピン 77 | I/O — User I/O pin (bank 4) |
| ピン 78 | I/O — User I/O pin (bank 4) |
| ピン 79 | I/O — User I/O pin (bank 4) |
| ピン 80 | VCCIO4 — I/O bank 4 supply voltage |
| ピン 81 | nCONFIG — Configuration control (active-low) |
| ピン 82 | MSEL0 — Configuration mode select 0 |
| ピン 83 | MSEL1 — Configuration mode select 1 |
| ピン 84 | nSTATUS — Configuration status (active-low) |
| ピン 85 | CONF_DONE — Configuration complete (active-high) |
| ピン 86 | DCLK — Configuration clock input |
| ピン 87 | DATA0 — Configuration data input |
| ピン 88 | VCCINT — Core supply voltage (1.5 V) |
| ピン 89 | GND — Ground |
| ピン 90 | TDI — JTAG test data input |
| ピン 91 | TMS — JTAG test mode select |
| ピン 92 | TCK — JTAG test clock |
| ピン 93 | TDO — JTAG test data output |
| ピン 94 | nCE — Chip enable (active-low) |
| ピン 95 | I/O — User I/O pin (bank 3) |
| ピン 96 | I/O — User I/O pin (bank 3) |
| ピン 97 | I/O — User I/O pin (bank 3) |
| ピン 98 | I/O — User I/O pin (bank 3) |
| ピン 99 | I/O — User I/O pin (bank 3) |
| ピン 100 | I/O — User I/O pin (bank 3) |
| ピン 101 | VCCIO3 — I/O bank 3 supply voltage |
| ピン 102 | I/O — User I/O pin (bank 3) |
| ピン 103 | I/O — User I/O pin (bank 3) |
| ピン 104 | I/O — User I/O pin (bank 3) |
| ピン 105 | I/O — User I/O pin (bank 3) |
| ピン 106 | I/O — User I/O pin (bank 3) |
| ピン 107 | I/O — User I/O pin (bank 3) |
| ピン 108 | I/O — User I/O pin (bank 3) |
| ピン 109 | GND — Ground |
| ピン 110 | I/O — User I/O pin (bank 2) |
| ピン 111 | I/O — User I/O pin (bank 2) |
| ピン 112 | I/O — User I/O pin (bank 2) |
| ピン 113 | I/O — User I/O pin (bank 2) |
| ピン 114 | I/O — User I/O pin (bank 2) |
| ピン 115 | I/O — User I/O pin (bank 2) |
| ピン 116 | VCCIO2 — I/O bank 2 supply voltage |
| ピン 117 | I/O — User I/O pin (bank 2) |
| ピン 118 | I/O — User I/O pin (bank 2) |
| ピン 119 | I/O — User I/O pin (bank 2) |
| ピン 120 | I/O — User I/O pin (bank 2) |
| ピン 121 | I/O — User I/O pin (bank 2) |
| ピン 122 | I/O — User I/O pin (bank 2) |
| ピン 123 | I/O — User I/O pin (bank 2) |
| ピン 124 | I/O — User I/O pin (bank 2) |
| ピン 125 | GND — Ground |
| ピン 126 | I/O — User I/O pin (bank 1) |
| ピン 127 | I/O — User I/O pin (bank 1) |
| ピン 128 | I/O — User I/O pin (bank 1) |
| ピン 129 | I/O — User I/O pin (bank 1) |
| ピン 130 | I/O — User I/O pin (bank 1) |
| ピン 131 | I/O — User I/O pin (bank 1) |
| ピン 132 | VCCIO1 — I/O bank 1 supply voltage |
| ピン 133 | I/O — User I/O pin (bank 1) |
| ピン 134 | I/O — User I/O pin (bank 1) |
| ピン 135 | I/O — User I/O pin (bank 1) |
| ピン 136 | I/O — User I/O pin (bank 1) |
| ピン 137 | I/O — User I/O pin (bank 1) |
| ピン 138 | I/O — User I/O pin (bank 1) |
| ピン 139 | VCCD_PLL1 — PLL1 digital supply |
| ピン 140 | VCCA_PLL1 — PLL1 analog supply |
| ピン 141 | GND_PLL1 — PLL1 ground |
| ピン 142 | CLK1 — PLL1 clock input |
| ピン 143 | I/O — User I/O pin (bank 1) |
| ピン 144 | I/O — User I/O pin (bank 1) |
主な用途
EP1C6T144I8N の用途: 6 件s: Industrial Motor Control (Stepper/Servo PWM), UART-to-SPI / UART-to-I2C Bus Bridge, Legacy Peripheral Emulation and Glue Logic, Low-Density Video Processing and Display Interfaces, Education and Hobby FPGA Development, Industrial Data Acquisition Front-End.
Industrial Motor Control (Stepper/Servo PWM)
The EP1C6T144I8N is well-suited to industrial stepper and servo motor PWM generation because its 5,980 logic elements and two PLLs can drive multiple high-resolution PWM channels at 50-200 kHz switching rates with sub-microsecond dead-time insertion. The 98 user I/Os accommodate quadrature encoder inputs, Hall-sensor feedback, direction/enable lines, and serial command ports simultaneously. Industrial temperature grade (-40C to +100C) supports factory-floor and outdoor-edge cabinet installations where ambient temperatures can swing widely. Use the two PLLs to derive high-frequency PWM counter clocks from a low-frequency crystal reference. Typical reference designs use approximately 30 percent of available LEs for a 4-axis stepper controller, leaving room for safety logic and communication stacks.
おすすめ
UART-to-SPI / UART-to-I2C Bus Bridge
The EP1C6T144I8N serves as a flexible legacy-protocol bridge between UART-equipped microcontrollers and SPI/I2C peripherals because its 5,980 LEs can implement multiple master/slave state machines in parallel with deterministic latency. The 98 user I/Os allow one UART pair plus up to four SPI slaves or eight I2C buses to be bridged simultaneously. Industrial temperature grade supports factory automation backplanes, and the TQFP-144 hand-solderable footprint simplifies prototype rework. Configuration via serial flash (EPCS4) boots the bridge without host intervention. Reference designs typically consume 15-25 percent of available logic for a 4-channel protocol bridge with FIFO buffering, leaving resources for additional glue logic.
おすすめ
Legacy Peripheral Emulation and Glue Logic
Modern microcontrollers and SoCs often lack parallel ISA, VGA, IDE, or PS/2 interfaces that older industrial equipment requires. The EP1C6T144I8N emulates these legacy peripherals through custom logic state machines mapped into its 5,980 LEs and 92 Kbits of embedded RAM. The TQFP-144 package exposes enough user I/O (98) to drive a full 16-bit ISA bus with wait-state generation, while two PLLs can synthesize non-standard pixel clocks for VGA output emulation. Industrial temperature grade matches legacy equipment deployment environments. Quartus II schematic or Verilog/VHDL entry supports a wide IP library for glue logic, including FIFO, dual-port RAM, and state-machine templates.
おすすめ
Low-Density Video Processing and Display Interfaces
The EP1C6T144I8N can drive LVDS displays, capture composite video, or perform simple on-screen display (OSD) overlay because its 5,980 LEs can implement a video timing generator, frame buffer interface, and pixel-processing pipeline at moderate resolutions (VGA 640x480 at 60 Hz). Dedicated LVDS pairs on select pins drive flat-panel displays directly without external LVDS serializer ICs. The two PLLs generate pixel clocks from a 27 MHz reference. 92 Kbits of embedded RAM holds one or two scan-line buffers for OSD blending. This application benefits from speed grade 8 timing margin and is best prototyped on the TQFP-144 hand-solder-friendly package.
おすすめ
Education and Hobby FPGA Development
The EP1C6T144I8N is widely adopted in university digital-design courses and maker projects because the TQFP-144 package is hand-solderable and breadboard-compatible with breakout PCBs. Its 5,980 LEs are large enough for meaningful projects (32-bit CPU cores, simple VGA games, USB device firmware) but small enough that students can understand the synthesis output without being overwhelmed. Quartus II Web Edition 13.0sp1 supports Cyclone I fully and remains a free toolchain. Industrial temperature grade means student projects work for outdoor demos and robotics competitions. Many open-source soft-core CPUs (NIOS II, RISC-V RV32I, Z80) target this device directly.
おすすめ
Industrial Data Acquisition Front-End
The EP1C6T144I8N fits as a data-acquisition front-end preprocessor because its 5,980 LEs can implement digital filtering, decimation, and threshold detection on parallel ADC sample streams before forwarding to a host processor. The 98 user I/Os accept wide parallel ADC buses (up to 32 bits plus clock and control), and the two PLLs derive multiple ADC sample clocks from a system clock. Industrial temperature grade matches factory and outdoor sensor deployments. Embedded M4K RAM blocks provide sample buffering between acquisition bursts. Quartus II SignalTap logic analyzer is invaluable for debugging real-time sample timing during prototyping and validation.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: EP1C6T144I8N — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | EP1C6T144I7N | EP1C6T144C8N | EP1C6T144C7N | EP1C6T144I8 |
|---|---|---|---|---|---|
| Brand | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) |
| Package | TQFP-144 | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Logic Elements (LEs) | 5,980 | 5,980 | 5,980 | 5,980 | 5,980 |
| Embedded RAM | 92,160 bits | 92,160 bits | 92,160 bits | 92,160 bits | 92,160 bits |
| User I/O Pins | 98 | 98 | 98 | 98 | 98 |
| Temperature Grade | Industrial (-40C to +100C) | Industrial (-40C to +100C) | Commercial (0C to +85C) | Commercial (0C to +85C) | Industrial (-40C to +100C) |
| Speed Grade | 8 | 7 (faster) | 8 | 7 (faster) | 8 |
| Lifecycle Status (2026) | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy |
主な差別化要因
- Original Cyclone I family - hand-solderable TQFP-144 footprint （vs Cyclone IV EP4CE6E22 (EQFP-144, different pinout))
- Industrial temperature grade with full Last Time Buy availability （vs Cyclone II EP2C6T144 (commercial temp only))
- Free toolchain support through Quartus II 13.0sp1 Web Edition （vs Modern Intel FPGAs (Cyclone 10 LP, Cyclone V))
設計ノート
The EP1C6T144I8N requires four distinct supply rails: VCCINT (1.5 V core, 1.425-1.575 V range), VCCIO (per-bank, 1.5/1.8/2.5/3.3 V selectable), VCCA_PLL (analog PLL supply, 1.5 V), and VCCD_PLL (digital PLL supply, 1.5 V). Decouple each VCCINT pin with a 0.1 uF ceramic plus a 10 uF bulk capacitor within 5 mm of the pin. Each VCCIO bank requires its own decoupling network. VCCA_PLL and VCCD_PLL must be filtered through ferrite beads from VCCINT to prevent PLL jitter. Power sequencing is not strictly required but VCCINT must reach stable regulation before JTAG configuration begins.
Route the two PLL clock input traces (CLK0, CLK1) as short 50-ohm matched differential pairs with continuous ground reference. Place configuration-related pins (nCONFIG, nSTATUS, CONF_DONE, DCLK, DATA0) with short, parallel routes; the DCLK signal in particular is sensitive to skew during AS configuration. Use a 4-layer PCB with dedicated ground and power planes - this is mandatory for Cyclone I designs targeting more than 100 MHz internal performance. Place the EPCS configuration flash within 50 mm of the FPGA to keep DCLK traces short.
Three common pitfalls when designing with the EP1C6T144I8N: (1) Forgetting that MSEL0/MSEL1 pins must be tied to specific logic states (GND/VCCIO) to select AS vs JTAG vs PS configuration mode - check the Cyclone Device Handbook chapter on configuration. (2) Using 'C' (commercial) parts in industrial temperature deployments - the I-suffix industrial grade is mandatory for outdoor or factory environments. (3) Trying to use Intel Quartus Prime 15.1 or later - Cyclone I is supported only up to Quartus II 13.0sp1; retain the older toolchain for legacy maintenance.
コンプライアンス情報
RoHS compliant per Intel/Altera product page. Industrial temperature grade is NOT equivalent to AEC-Q100 automotive qualification; this part is not recommended for automotive safety-critical applications.
