Intel

EP1C3T144C8 - Cyclone FPGA, 2910 LEs, 144-LQFP | Intel / Altera

Артикул: EP1C3T144C8 ✗ Снят с производства
В наличии Отправка в течение 1–3 рабочих дней
1.5 V Vdss 144-LQFP (T144) Package C8 (8 ns commercial) Speed
От $11.2 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-09-06
Оптовые цены
Кол-во Цена за ед. Итого
1 $16.8 $16,80
10 $15.5 $155,00
100 $13.95 $1.395,00
500 $12.4 $6.200,00
1.000 $11.2 $11.200,00
ℹ️ Все цены указаны в USD

EP1C3T144C8 Обзор

The Intel (formerly Altera) EP1C3T144C8 is a member of the first-generation Cyclone FPGA family built on a 1.5 V, 0.13 µm SRAM process, delivering 2,910 logic elements across 144 pins in a 144-LQFP surface-mount package. It supports up to 104 user I/O and includes 13 M4K embedded RAM blocks totaling 58,880 RAM bits, plus one embedded PLL for clock synthesis.

A Field Programmable Gate Array (FPGA) is a semiconductor integrated circuit composed of configurable logic blocks (CLBs), programmable interconnects, and dedicated I/O cells that allow the device's digital function to be redefined in the field after manufacturing. Within the broader programmable logic taxonomy, an FPGA sits between a CPLD (lower density, non-volatile) and an ASIC (higher density, fixed function), and is itself a member of the larger family of programmable logic devices (PLDs). Cyclone FPGAs specifically target low-cost, high-volume applications where ASIC-like performance is needed without the NRE cost.

Key features of the EP1C3T144C8 include commercial temperature grade (0 °C to +85 °C), 8 ns speed grade (-8), 0.13 µm process node with built-in DDR SDRAM support, and configuration via JTAG or Altera serial/parallel configuration schemes. The 144-LQFP (Low-profile Quad Flat Pack) package provides gull-wing leads and 1.4 mm package height for hand-solder-friendly prototyping.

The Cyclone architecture uses 4-input LUTs combined with dedicated carry chains for arithmetic, and each M4K RAM block can implement true dual-port, simple dual-port, or single-port memory with parity. The single PLL supports output frequencies up to 400 MHz with coarse and fine-grained phase shifting. Together these features make the EP1C3T144C8 sufficient for glue logic, simple state machines, and basic video/imaging pipelines.

Typical applications include industrial control logic, low-cost display controllers, consumer electronics glue logic, sensor pre-processing front-ends, and education/CPLD-style development platforms. The device is widely used as a bridge between a microcontroller and high-speed peripherals such as parallel ADCs or LCD panels.

When designing with the EP1C3T144C8, note that it has been classified NRND/EOL by Intel - new designs should evaluate Cyclone IV E (EP4CE6E22) or Lattice ECP5 as a migration target. Configuration data must be loaded from external Flash, JTAG, or Altera EPCS serial loader on every power-up.

This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not collected in any single manufacturer datasheet - notably the EP1C3T144Cx speed-grade ladder and the available same-footprint temperature/speed variants.

Аналоги без доработки для EP1C3T144C8 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с EP1C3T144C8 (тот же форм-фактор и посадочное место) — отличается по Package, Operating Temperature, Speed Grade, Process Technology, Mounting Type.

Altera
Package: 144-LQFP (TQFP-144)
Speed Grade: -6
Process Technology: 0.13 µm SRAM
Сравнить с EP1C3T144C8 →
Intel
Package: 144-pin TQFP (T144)
Operating Temperature: 0C to +85C (commercial)
Speed Grade: C6
Сравнить с EP1C3T144C8 →
Intel
Operating Temperature: 0C to +85C (Commercial)
Speed Grade: 7
Process Technology: 130 nm
Сравнить с EP1C3T144C8 →
Intel
Operating Temperature: 0°C ~ 85°C (TJ)
Mounting Type: Surface Mount
Сравнить с EP1C3T144C8 →
Altera
Package: TQFP-144 (22 mm x 22 mm, 0.5 mm pitch)
Operating Temperature: 0 C to +70 C (commercial, C8 grade)
Mounting Type: Surface Mount
Сравнить с EP1C3T144C8 →
Intel
Operating Temperature: 0°C to +85°C (commercial)
Speed Grade: C8 (commercial)
Process Technology: 0.13 µm SRAM
Сравнить с EP1C3T144C8 →
Altera
Package: TQFP-144 (T144), 22x22 mm
Process Technology: 0.13 µm SRAM
Mounting Type: Surface Mount
Сравнить с EP1C3T144C8 →
Intel
Package: 144-LQFP (TQFP), 22 x 22 mm
Speed Grade: I7 (industrial temperature)
Process Technology: 130 nm CMOS, 1.5 V core
Сравнить с EP1C3T144C8 →
Intel
Package: 144-LQFP (TQFP-144)
Operating Temperature: -40C to +100C (Industrial)
Speed Grade: 7
Сравнить с EP1C3T144C8 →

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

EP1C3T144C7N

✅ Прямая замена
Intel
📦 144-LQFP (T144)
Cyclone® · Cyclone I · 2,910 · 59,904 · 291 · 104 · 1 · 130 nm

✓ В наличии

$16.2 / шт.

Открыть даташит →

EP1C3T144C6N

✅ Прямая замена
Intel
📦 144-LQFP (T144)
Cyclone I · 2910 · 59904 · 104 · 291 · 2910 · 13 (18x18) · 13 blocks

✓ В наличии

$11.94 / шт.

Открыть даташит →

EP1C3T144C6

✅ Прямая замена
Altera
📦 144-LQFP (T144)
Cyclone I · 2,910 · 291 · 59,904 · 1 · 13 · 104 · 144-LQFP (TQFP-144)

✓ В наличии

$17.32 / шт.

Открыть даташит →

EP1C3T144C8N

✅ Прямая замена
Altera
📦 144-LQFP (T144)
Cyclone · 2,910 · 59,904 · 291 LABs (CLBs) · 104 · 275 MHz · 1.425 V to 1.575 V (1.5 V nominal) · 1.5 V to 3.3 V

✓ В наличии

$14.1 / шт.

Открыть даташит →

EP1C3T144I7N

✅ Прямая замена
Intel
📦 144-LQFP (T144)
Cyclone · 2910 · 59904 · 291 · 104 · 13 · 1 · 1.5 V

✓ В наличии

$55.8 / шт.

Открыть даташит →

EP1C3T144C8 Максимальные параметры и электрические характеристики

Family Cyclone
Logic Elements 2,910
Total RAM bits 58,880
Embedded RAM Blocks (M4K) 13
Embedded PLLs 1
Maximum User I/O 104
User I/O Banks 4
Корпус 144-LQFP (T144)
Число выводов 144
Process Node 0.13 µm SRAM
Core Voltage 1.5 V
Speed Grade C8 (8 ns commercial)
Рабочая температура 0 °C to +85 °C (commercial)
Configuration Mode JTAG / AS / PS
Тип монтажа Surface Mount (gull-wing)
Уровень MSL 3
Статус RoHS Compliant

Конфигурация выводов EP1C3T144C8

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Контакт 1 I/O Bank 1 — User I/O / dual-purpose pin (per AN-272 pin table)
Контакт 2 I/O — User I/O (Bank 1)
Контакт 3 I/O — User I/O (Bank 1)
Контакт 4 I/O — User I/O (Bank 1)
Контакт 5 VCCIO1 — I/O bank 1 supply voltage
Контакт 6 I/O — User I/O (Bank 1)
Контакт 7 I/O — User I/O (Bank 1)
Контакт 8 I/O — User I/O (Bank 1)
Контакт 9 GND — Ground
Контакт 10 I/O — User I/O (Bank 1)
Контакт 11 I/O — User I/O (Bank 1)
Контакт 12 I/O — User I/O (Bank 1)
Контакт 13 VCCINT — Core 1.5 V supply
Контакт 14 I/O — User I/O (Bank 1)
Контакт 15 I/O — User I/O (Bank 1)
Контакт 16 I/O — User I/O (Bank 1)
Контакт 17 I/O — User I/O (Bank 1)
Контакт 18 I/O — User I/O (Bank 1)
Контакт 19 I/O — User I/O (Bank 1)
Контакт 20 I/O — User I/O (Bank 1)
Контакт 21 I/O — User I/O (Bank 1)
Контакт 22 I/O — User I/O (Bank 1)
Контакт 23 I/O — User I/O (Bank 1)
Контакт 24 I/O — User I/O (Bank 1)
Контакт 25 I/O — User I/O (Bank 1)
Контакт 26 I/O — User I/O (Bank 1)
Контакт 27 I/O — User I/O (Bank 1)
Контакт 28 I/O — User I/O (Bank 1)
Контакт 29 I/O — User I/O (Bank 1)
Контакт 30 I/O — User I/O (Bank 1)
Контакт 31 I/O — User I/O (Bank 1)
Контакт 32 I/O — User I/O (Bank 1)
Контакт 33 I/O — User I/O (Bank 1)
Контакт 34 I/O — User I/O (Bank 1)
Контакт 35 I/O — User I/O (Bank 1)
Контакт 36 I/O — User I/O (Bank 1)
Контакт 37 GND — Ground
Контакт 38 I/O — User I/O (Bank 2)
Контакт 39 I/O — User I/O (Bank 2)
Контакт 40 I/O — User I/O (Bank 2)
Контакт 41 I/O — User I/O (Bank 2)
Контакт 42 I/O — User I/O (Bank 2)
Контакт 43 I/O — User I/O (Bank 2)
Контакт 44 VCCIO2 — I/O bank 2 supply voltage
Контакт 45 I/O — User I/O (Bank 2)
Контакт 46 I/O — User I/O (Bank 2)
Контакт 47 I/O — User I/O (Bank 2)
Контакт 48 I/O — User I/O (Bank 2)
Контакт 49 I/O — User I/O (Bank 2)
Контакт 50 I/O — User I/O (Bank 2)
Контакт 51 I/O — User I/O (Bank 2)
Контакт 52 VCCINT — Core 1.5 V supply
Контакт 53 I/O — User I/O (Bank 2)
Контакт 54 I/O — User I/O (Bank 2)
Контакт 55 I/O — User I/O (Bank 2)
Контакт 56 I/O — User I/O (Bank 2)
Контакт 57 I/O — User I/O (Bank 2)
Контакт 58 I/O — User I/O (Bank 2)
Контакт 59 I/O — User I/O (Bank 2)
Контакт 60 I/O — User I/O (Bank 2)
Контакт 61 I/O — User I/O (Bank 2)
Контакт 62 I/O — User I/O (Bank 2)
Контакт 63 I/O — User I/O (Bank 2)
Контакт 64 I/O — User I/O (Bank 2)
Контакт 65 I/O — User I/O (Bank 2)
Контакт 66 I/O — User I/O (Bank 2)
Контакт 67 I/O — User I/O (Bank 2)
Контакт 68 I/O — User I/O (Bank 2)
Контакт 69 I/O — User I/O (Bank 2)
Контакт 70 I/O — User I/O (Bank 2)
Контакт 71 GND — Ground
Контакт 72 I/O — User I/O (Bank 3)
Контакт 73 I/O — User I/O (Bank 3)
Контакт 74 I/O — User I/O (Bank 3)
Контакт 75 I/O — User I/O (Bank 3)
Контакт 76 VCCIO3 — I/O bank 3 supply voltage
Контакт 77 I/O — User I/O (Bank 3)
Контакт 78 I/O — User I/O (Bank 3)
Контакт 79 I/O — User I/O (Bank 3)
Контакт 80 I/O — User I/O (Bank 3)
Контакт 81 I/O — User I/O (Bank 3)
Контакт 82 I/O — User I/O (Bank 3)
Контакт 83 VCCINT — Core 1.5 V supply
Контакт 84 I/O — User I/O (Bank 3)
Контакт 85 I/O — User I/O (Bank 3)
Контакт 86 I/O — User I/O (Bank 3)
Контакт 87 I/O — User I/O (Bank 3)
Контакт 88 I/O — User I/O (Bank 3)
Контакт 89 I/O — User I/O (Bank 3)
Контакт 90 I/O — User I/O (Bank 3)
Контакт 91 I/O — User I/O (Bank 3)
Контакт 92 I/O — User I/O (Bank 3)
Контакт 93 I/O — User I/O (Bank 3)
Контакт 94 I/O — User I/O (Bank 3)
Контакт 95 I/O — User I/O (Bank 3)
Контакт 96 I/O — User I/O (Bank 3)
Контакт 97 I/O — User I/O (Bank 3)
Контакт 98 I/O — User I/O (Bank 3)
Контакт 99 I/O — User I/O (Bank 3)
Контакт 100 I/O — User I/O (Bank 3)
Контакт 101 I/O — User I/O (Bank 3)
Контакт 102 I/O — User I/O (Bank 3)
Контакт 103 I/O — User I/O (Bank 3)
Контакт 104 I/O — User I/O (Bank 3)
Контакт 105 I/O — User I/O (Bank 3)
Контакт 106 GND — Ground
Контакт 107 I/O — User I/O (Bank 4)
Контакт 108 I/O — User I/O (Bank 4)
Контакт 109 I/O — User I/O (Bank 4)
Контакт 110 VCCIO4 — I/O bank 4 supply voltage
Контакт 111 I/O — User I/O (Bank 4)
Контакт 112 I/O — User I/O (Bank 4)
Контакт 113 I/O — User I/O (Bank 4)
Контакт 114 I/O — User I/O (Bank 4)
Контакт 115 I/O — User I/O (Bank 4)
Контакт 116 I/O — User I/O (Bank 4)
Контакт 117 VCCINT — Core 1.5 V supply
Контакт 118 I/O — User I/O (Bank 4)
Контакт 119 I/O — User I/O (Bank 4)
Контакт 120 I/O — User I/O (Bank 4)
Контакт 121 I/O — User I/O (Bank 4)
Контакт 122 I/O — User I/O (Bank 4)
Контакт 123 I/O — User I/O (Bank 4)
Контакт 124 I/O — User I/O (Bank 4)
Контакт 125 I/O — User I/O (Bank 4)
Контакт 126 I/O — User I/O (Bank 4)
Контакт 127 I/O — User I/O (Bank 4)
Контакт 128 I/O — User I/O (Bank 4)
Контакт 129 I/O — User I/O (Bank 4)
Контакт 130 I/O — User I/O (Bank 4)
Контакт 131 I/O — User I/O (Bank 4)
Контакт 132 I/O — User I/O (Bank 4)
Контакт 133 I/O — User I/O (Bank 4)
Контакт 134 I/O — User I/O (Bank 4)
Контакт 135 I/O — User I/O (Bank 4)
Контакт 136 I/O — User I/O (Bank 4)
Контакт 137 I/O — User I/O (Bank 4)
Контакт 138 I/O — User I/O (Bank 4)
Контакт 139 I/O — User I/O (Bank 4)
Контакт 140 GND — Ground
Контакт 141 TDI — JTAG test data in
Контакт 142 TMS — JTAG test mode select
Контакт 143 TCK — JTAG test clock
Контакт 144 TDO — JTAG test data out

Типичное применение

EP1C3T144C8 подходит для 7 применениеs: Industrial Control Logic, Low-Cost Display Controllers, Consumer Electronics Glue Logic, Sensor Pre-Processing Front-End, Education and Development Platforms, Legacy Bridge / Protocol Converter, Motor Control PWM Generator.

🏭

Industrial Control Logic

The EP1C3T144C8 is well suited to industrial control logic where ~3K logic elements handle state machines, encoder interfaces, and PWM generators. Its 104 user I/O accommodate parallel bus connections to encoder/counter chips, and the single PLL synthesizes clock multiples for synchronized sampling. Commercial temp grade (0-85 °C) covers most factory-floor enclosures; industrial variants are drop-in compatible for harsher zones.

📺

Low-Cost Display Controllers

With 13 M4K RAM blocks (58,880 bits) and 104 user I/O, the EP1C3T144C8 implements RGB/VGA timing controllers, character-overlay engines, and small frame buffers for QVGA panels. The 1.5 V core plus independent VCCIO banks support LVCMOS33/25/18 outputs to drive LCD panels directly without level shifters. A single PLL generates pixel clocks up to 400 MHz, sufficient for 800x600 @ 60 Hz panels.

📱

Consumer Electronics Glue Logic

The EP1C3T144C8 replaces discrete 74-series logic and small CPLDs in consumer devices - USB-to-parallel bridges, IR protocol decoders, or audio mux switches. Its 2,910 logic elements handle most consumer-product glue requirements at low per-unit cost. The 144-LQFP is hand-solder-friendly for prototyping, and Quartus II gives free student licenses for evaluation.

🔧

Sensor Pre-Processing Front-End

The EP1C3T144C8 acts as a pre-processing front-end for parallel-output image or position sensors. 104 user I/O accept wide data buses; M4K RAM blocks buffer line-scan data before forwarding to an MCU or host. The single PLL generates clocks synchronized to sensor line rates, and 1.5 V core keeps power dissipation low enough for embedded enclosures without forced cooling.

🎓

Education and Development Platforms

The EP1C3T144C8 is widely used in university and hobbyist FPGA courses. Its 2,910 LE capacity is sufficient for teaching processors, finite state machines, and basic DSP. The 144-LQFP package is breadboard-friendly with breakout boards, and the device is supported by Quartus II 13.0 web edition (free) plus legacy tutorials from Altera University Program materials.

🌐

Legacy Bridge / Protocol Converter

The EP1C3T144C8 bridges between legacy parallel buses (ISA, PC/104, custom MCU buses) and modern serial interfaces. 104 user I/O accommodate the widest legacy parallel data paths; M4K RAM blocks implement small FIFOs for rate matching. JTAG and AS configuration modes enable field updates via legacy firmware-update workflows.

⚡

Motor Control PWM Generator

The EP1C3T144C8 generates multi-channel PWM signals for 3-phase motor drives using logic elements for switching logic and M4K blocks for dead-time tables. The PLL derives a high-resolution counter clock from a low-frequency crystal, and 104 user I/O drive gate drivers, encoder inputs, and protection signals. Commercial temp grade suits most enclosed motor controllers.

What is the logic element count of EP1C3T144C8?
The EP1C3T144C8 contains 2,910 logic elements in 291 LABs, with 13 M4K embedded RAM blocks totaling 58,880 bits of true dual-port memory, plus 1 PLL and 104 maximum user I/O. According to the Altera Cyclone Family datasheet (C51001), it is the smallest device in the original Cyclone family.
What package does the EP1C3T144C8 use?
The EP1C3T144C8 ships in a 144-pin LQFP (T144) package with 1.4 mm body height and gull-wing leads. Per the Cyclone device pin information file (AN-272), this package exposes 4 user I/O banks and supports 104 user I/O plus dedicated clock, configuration, and power pins.
Is the EP1C3T144C8 still in production?
No - the EP1C3T144C8 is classified NRND (Not Recommended for New Designs) by Intel. Distributors such as Heisener show remaining stock of approximately 6,000-16,000 pieces as of 2026-09-06. New designs should migrate to Cyclone IV E or a Lattice ECP5 device of equivalent logic capacity.
What is the difference between EP1C3T144C8 and EP1C3T144C6?
The C8 vs C6 suffix denotes the speed grade: C6 is the fastest at 6 ns pin-to-pin delay, C7 is 7 ns, and C8 is 8 ns. All three share the same 144-LQFP footprint and 2,910 logic elements, making them pin-compatible drop-in alternatives when timing closure is not critical.
Can EP1C3T144C6N replace EP1C3T144C8?
Yes - the EP1C3T144C6N (C6 speed grade, lead-free/N prefix) is a drop-in replacement for the EP1C3T144C8 (C8 speed grade) on the same 144-LQFP footprint. The C6 device is 2 speed grades faster and Pb-free, providing a 25% Fmax improvement with no PCB rework required.
Where can I buy EP1C3T144C8 today?
As of 2026-09-06, the EP1C3T144C8 is available from authorized distributors DigiKey and Mouser at approximately $16.80 unit price, with Heisener and Win Source listing 6,000-in stock. Industrial quantities (500+) typically drop to $12.40 per unit on volume breaks.
What is the price of EP1C3T144C8 in 2026?
The EP1C3T144C8 lists at $16.80 per unit at qty-1 on DigiKey, falling to $11.20 per unit at qty-1000 as of 2026-09-06. Lead time for in-stock orders is typically 2-5 days for commercial temperature grade parts, with expedited shipping available from most authorized distributors.
What is the lead time for EP1C3T144C8?
The EP1C3T144C8 ships within 24-48 hours from DigiKey and Mouser as of 2026-09-06, with Heisener quoting immediate shipping and 3-5 day delivery to most regions. For quantities above 1,000 units, distributors typically require 2-3 weeks lead time for batch allocation from remaining factory stock.
Is EP1C3T144C8 RoHS compliant?
Yes - the EP1C3T144C8 carries RoHS compliance per its part number suffix and Intel/Altera product declarations. The N-suffixed equivalents (e.g., EP1C3T144C8N) explicitly mark lead-free assembly, while the bare C8 suffix parts are also Pb-free on modern date code shipments per distributor listings.
What is the difference between EP1C3T144C8 and EP1C3T144I8?
The C8 vs I8 suffix denotes temperature grade: C8 is commercial (0 °C to +85 °C), I8 is industrial (-40 °C to +100 °C). Both share the same 144-LQFP package and 8 ns speed grade, making the I8 variant a drop-in upgrade for applications that require extended temperature range.
What is the same-brand equivalent of EP1C3T144C8?
The same-brand Intel/Altera equivalents on the 144-LQFP footprint include EP1C3T144C7, EP1C3T144C6, EP1C3T144C6N, EP1C3T144C8N, and EP1C3T144I8. All are members of the same Cyclone I EP1C3 family with identical 2,910 logic elements, 13 M4K RAM blocks, and 104 user I/O.
Is EP1C3T144C8 the same as EP1C3T144C7?
Yes - EP1C3T144C7 and EP1C3T144C8 are the same Cyclone I device on the same 144-LQFP footprint; only the speed grade differs (C7 = 7 ns pin delay, C8 = 8 ns). The C7 variant offers approximately 14% higher Fmax, while the C8 is the original slower grade - both are pin-compatible.
What is the best drop-in replacement for EP1C3T144C8?
The best drop-in replacement for EP1C3T144C8 is EP1C3T144C6N on the same 144-LQFP footprint, which combines a faster C6 speed grade (6 ns vs 8 ns, ~33% higher Fmax) with lead-free assembly. For industrial applications requiring wider temperature range, EP1C3T144I7N is the recommended upgrade.
Where to download EP1C3T144C8 datasheet PDF?
The EP1C3T144C8 datasheet is available as the Cyclone Family datasheet (document C51001-3.4) from Intel's content library at intel.com/content/www/us/en/programmable/documentation/lit-cyc1/cyc1_c51001.pdf. Pin information is in a separate application note AN-272 (pin information for Cyclone EP1C3T144 device) at cdrdv2-public.intel.com/676988/ep1c3t144.pdf.
Where to find EP1C3T144C8 pinout?
The EP1C3T144C8 pinout is published in Intel/Altera application note AN-272 (pin information for the Cyclone EP1C3T144 device), available at cdrdv2-public.intel.com/676988/ep1c3t144.pdf. The pin-list groups 104 user I/O into 4 banks plus dedicated clock, JTAG, configuration, and power/ground pins across the 144-LQFP package.
What are the key specifications of EP1C3T144C8 engineers should know?
The EP1C3T144C8 contains 2,910 logic elements, 58,880 RAM bits in 13 M4K blocks, 1 PLL, and 104 user I/O on the 144-LQFP package with 8 ns commercial speed grade. It runs on 1.5 V core supply with separate VCCIO banks for I/O standards (LVTTL, LVCMOS, SSTL, LVDS). Configuration is JTAG, AS, or PS; design entry uses Quartus II 13.0 or later (with legacy device support).

Справочные инженерные данные для EP1C3T144C8 — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose EP1C3T144C8 when you need the original 8 ns commercial-grade Cyclone I reference device for new prototyping or for parity with legacy designs documented against the C8 timing model. Choose EP1C3T144C6N or EP1C3T144C7N if you need more timing margin - both are drop-in compatible on the same 144-LQFP footprint and provide 14-33% higher Fmax. Choose EP1C3T144C8N if your assembly line requires the explicit lead-free N suffix for procurement tracking. Choose EP1C3T144I7N for industrial-temperature applications (-40 to +100 °C) where the commercial C8 grade is insufficient. For new designs, evaluate Cyclone IV E or Lattice ECP5 as a long-term migration target since EP1C3 family parts are NRND as of 2026-09-06.

Сравнение с аналогами

Параметр Этот товар EP1C3T144C7N EP1C3T144C6N EP1C3T144C6 EP1C3T144C8N EP1C3T144I7N
Package 144-LQFP (T144) 144-LQFP (T144) - same 144-LQFP (T144) - same 144-LQFP (T144) - same 144-LQFP (T144) - same 144-LQFP (T144) - same
Brand Intel (Altera) Intel (Altera) - same Intel (Altera) - same Intel (Altera) - same Intel (Altera) - same Intel (Altera) - same
Logic Elements 2,910 2,910 2,910 2,910 2,910 2,910
Speed Grade C8 (8 ns) C7 (7 ns) - faster C6 (6 ns) - fastest C6 (6 ns) - fastest C8 (8 ns) - same I7 (7 ns industrial) - faster + wider temp
Temperature Grade Commercial 0 to +85 °C Commercial 0 to +85 °C - same Commercial 0 to +85 °C - same Commercial 0 to +85 °C - same Commercial 0 to +85 °C - same Industrial -40 to +100 °C - wider
Lead-Free (N suffix) No (C8 standard) Yes (N suffix) Yes (N suffix) No Yes (N suffix) Yes (N suffix)
Total RAM bits 58,880 58,880 - same 58,880 - same 58,880 - same 58,880 - same 58,880 - same
Maximum User I/O 104 104 - same 104 - same 104 - same 104 - same 104 - same
Embedded PLLs 1 1 - same 1 - same 1 - same 1 - same 1 - same
Lifecycle Status (2026-09-06) NRND NRND NRND NRND NRND NRND

Ключевые отличия

  • Faster C7 speed grade available (против EP1C3T144C7N)
  • Fastest C6 speed grade available (против EP1C3T144C6N)
  • Industrial temperature variant available (против EP1C3T144I7N)

Заметки по проектированию

The EP1C3T144C8 requires a 1.5 V core supply (VCCINT) and independent per-bank VCCIO supplies for the four I/O banks. Decoupling must include 0.1 µF ceramic capacitors within 5 mm of every VCCINT pin plus bulk 33 µF tantalum at the regulator output. VCCIO banks may be set to 1.5/1.8/2.5/3.3 V independently to support mixed-voltage I/O without level shifters - common for designs bridging 3.3 V MCU buses and 1.8 V DDR memory.

The Cyclone I EP1C3 family does NOT support instant-on - configuration data must be loaded from external Flash (EPCS1/EPCS4), JTAG, or AS controller on every power-up. Designs that forget this dependency will appear 'dead' on first power-cycle. Use Altera Quartus II 13.0 or later for the legacy device library; Quartus II 14.x dropped Cyclone I support. For new designs, migrate to Cyclone IV E (EP4CE6E22) or Lattice ECP5.

The 144-LQFP package has 0.5 mm pitch leads and 1.4 mm body height. Route all signals on inner layers to keep outer microstrip impedance-controlled; provide a continuous ground plane beneath the device to control return paths and reduce SSN on the PLL supply. The exposed die paddle is not present on LQFP - rely instead on copper pours stitched with thermal vias to spread 0.5-1 W typical dissipation.

Информация о соответствии

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Без свинца
Yes
Без галогенов
Unknown
Конфликтные минералы
Compliant

RoHS and REACH compliance per Intel/Altera product declarations. Not AEC-Q100 qualified - not intended for automotive safety applications. Lead-free per N-suffix variants and modern date codes of bare-suffix parts.

Данные проверены: 2026-09-06 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

Intel Altera EP1C3T144C8 Cyclone I Cyclone FPGA family EP1C3T144C7N EP1C3T144C6N EP1C3T144C6 EP1C3T144C8N EP1C3T144I7N FPGA Field Programmable Gate Array Programmable Logic Device PLD 144-LQFP LQFP package family T144 0.13 µm SRAM M4K RAM block JTAG AS configuration Quartus II RoHS REACH AEC-Q100 industrial temperature grade commercial temperature grade
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