Intel

EP1C6T144C8N - Cyclone FPGA 5980 LE 144-TQFP | Intel / Altera

N.º da peça: EP1C6T144C8N ✓ Ativo
Em estoque Enviado em 1 a 3 dias úteis
1.425 V to 1.575 V (typ. 1.5 V) Vdss 144-pin TQFP Package 275 MHz Speed
A partir de $12.95 USD / unidade
MOQ: 1 |
Preço atualizado: 2026-09-06
Preços por volume
Qtd. Preço unitário Total
1 $23.07 $23,07
10 $20.5 $205,00
100 $17.2 $1.720,00
500 $14.8 $7.400,00
1.000 $12.95 $12.950,00
ℹ️ Todos os preços estão em USD

EP1C6T144C8N Visão geral

The Intel (formerly Altera) EP1C6T144C8N is a low-cost Cyclone® Field Programmable Gate Array (FPGA) delivering 5,980 logic elements, 92,160 bits of embedded RAM, and 98 user I/O pins in a 144-pin TQFP package with a commercial 0°C to +85°C operating range. The device is built on a 1.5 V, 0.13 µm all-layer copper SRAM process and is offered in the -C8 speed grade targeting up to 275 MHz internal operation, making it a long-standing workhorse for cost-sensitive digital designs, glue logic, and legacy industrial platforms.

An FPGA (Field Programmable Gate Array) is a reprogrammable semiconductor that lets engineers implement arbitrary digital logic - from simple state machines to soft processor cores - by configuring an on-chip array of look-up tables, flip-flops, and programmable interconnect. FPGAs sit in the broader taxonomy of programmable logic devices (PLD), above simple CPLDs in capacity and below ASICs in per-unit cost but with the crucial advantage of in-system reprogrammability. The Cyclone family specifically targeted low power and low cost per logic element, opening FPGAs to volume consumer and industrial markets previously served only by ASICs or microcontroller-based designs.

Key features of the EP1C6T144C8N include two PLLs for clock multiplication and phase shifting, dedicated 18x18 multipliers for DSP-style arithmetic, support for external memory interfaces including DDR SDRAM and FCRAM, and an active serial (AS) configuration interface compatible with low-cost EPCS configuration devices. The 144-TQFP package provides 98 usable I/O pins arranged in four I/O banks, allowing flexible mixed-voltage interfacing through bank-level VCCIO rails.

Typical applications include industrial control and factory automation backplanes, motor control and inverter drive boards, telecommunications line cards and protocol bridges, low-cost video processing pipelines, education and development kits, and replacement of legacy glue-logic ASICs where the original mask set is unavailable. Long product-life status and broad Quartus II tool support have made it a default choice for sustaining engineering.

When designing with the EP1C6T144C8N, engineers should plan for a 1.5 V core supply with separate VCCIO bank rails and observe the I/O bank voltage grouping rules documented in the Cyclone device handbook. Configuration memory must be loaded at every power-up from a non-volatile EPCS device or a JTAG/USB-Blaster programmer; the device does not retain configuration when powered down. Thermal management is straightforward thanks to the plastic TQFP package and modest static plus dynamic power dissipation.

This page synthesizes Cyclone family datasheet parameters, distributor stock and pricing snapshots, and drop-in same-footprint alternatives (C6/C7 speed grades, I-grade temperature variants, and 144-TQFP Cyclone I siblings) to help engineers compare, source, and sustain EP1C6T144C8N-based designs.

Alternativas drop-in para EP1C6T144C8N — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.

Variantes desta série

Modelos da mesma série compatíveis como drop-in com EP1C6T144C8N (mesmo formato e footprint) — diferindo em Package, Speed Grade, Process Technology, Operating Temperature, RoHS Status.

Altera
Package: TQFP-144 (22 mm x 22 mm, 0.5 mm pitch)
Operating Temperature: 0 C to +70 C (commercial, C8 grade)
Comparar com EP1C6T144C8N →
Intel
Package: TQFP-144 (1.0 mm pitch)
Speed Grade: 7 (-7)
Process Technology: 130 nm TSMC
Comparar com EP1C6T144C8N →
Intel
Package: 144-pin TQFP (T144)
Speed Grade: -6
Process Technology: 0.13 micron SRAM-based
Comparar com EP1C6T144C8N →
Altera
Package: 144-LQFP (TQFP-144)
Process Technology: 130 nm
Operating Temperature: 0C to +85C (Commercial)
Comparar com EP1C6T144C8N →
Altera
Package: 144-TQFP (TQFP-144)
Process Technology: CMOS, 130 nm
Operating Temperature: 0C to +85C (commercial)
Comparar com EP1C6T144C8N →
Intel
Package: 144-pin TQFP (TQFP-144)
Speed Grade: 8
Process Technology: 130 nm
Comparar com EP1C6T144C8N →
Altera
Package: 144-pin TQFP (144-LQFP)
Speed Grade: 8 (C8 order option; lower number is faster)
Comparar com EP1C6T144C8N →
Intel
Package: 144-LQFP (TQFP), 20 mm × 20 mm, 0.4 mm pitch
Speed Grade: 8 (slowest commercial)
Process Technology: 0.13 µm SRAM
Comparar com EP1C6T144C8N →
Altera
Package: 144-pin LQFP (TQFP), 0.5 mm pitch
Speed Grade: -7
Process Technology: 130 nm CMOS
Comparar com EP1C6T144C8N →
Intel
Package: TQFP-144 (22 x 22 mm, 0.5 mm pitch, gull-wing, lead-free)
Speed Grade: I6 (industrial, slowest grade)
Comparar com EP1C6T144C8N →
Altera
Package: 144-pin TQFP (TQFP-144)
Speed Grade: -6
Process Technology: 130 nm CMOS
Comparar com EP1C6T144C8N →
Intel
Package: 144-LQFP (T144)
Speed Grade: 7
Process Technology: 130 nm
Comparar com EP1C6T144C8N →

Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:

EP1C6T144C7N

✅ Drop-In
Altera
📦 144-TQFP
Cyclone · Cyclone I · Altera (Intel) · 5980 · 5980 · 92160 · 98 · 598

✓ Em estoque

$18.4 / unidade

Ver ficha técnica →

EP1C6T144C6N

✅ Drop-In
Intel
📦 144-TQFP
Intel (formerly Altera) · Cyclone · 5,980 · 92,160 · 92,160 · 98 · 2 · 1.5 V

✓ Em estoque

$18.85 / unidade

Ver ficha técnica →

EP1C6T144I7N

✅ Drop-In
Intel
📦 144-TQFP
Cyclone · Cyclone (1st generation) · 5,980 · 598 · 92,160 · 20 x M4K (4 Kbit each) · 2 · 98

✓ Em estoque

$42.5 / unidade

Ver ficha técnica →

EP1C6T144C8

✅ Drop-In ⚠️ Especificações não verificadas
Intel
📦 144-TQFP
Cyclone · 5980 · 92160 · 98 · 598 · 144-pin TQFP (TQFP-144) · Surface Mount · 130 nm

✓ Em estoque

$15.6 / unidade

Ver ficha técnica →

EP1C6T144C8AA

✅ Drop-In ⚠️ Especificações não verificadas
Intel
📦 144-TQFP
Cyclone · Cyclone (original) · 5,980 · 92,160 · 598 · 20 · 98 · 2

✓ Em estoque

$22.4 / unidade

Ver ficha técnica →

EP1C3T144C8N

✅ Drop-In
Altera
📦 144-TQFP
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

✓ Em estoque

$14.1 / unidade

Ver ficha técnica →

EP1C6T144C7

✅ Drop-In ⚠️ Especificações não verificadas
Altera
📦 144-TQFP
Cyclone · 5,980 · 598 · 92,160 · 98 · 2 · 20 · 130 nm

✓ Em estoque

$19.85 / unidade

Ver ficha técnica →

EP1C6T144C8N Classificações máximas e características elétricas

Series Cyclone®
Family Cyclone I
Logic Elements (LE) 5,980
Logic Array Blocks (LAB) 598
Total RAM Bits 92,160
User I/O Pins 98
Number of I/O Banks 4
PLLs 2
Maximum Internal Frequency 275 MHz
Speed Grade C8 (commercial)
Core Voltage (VCCINT) 1.425 V to 1.575 V (typ. 1.5 V)
Process Technology 0.13 µm all-layer copper SRAM
Encapsulamento 144-pin TQFP
Tipo de montagem Surface Mount
Temperatura de operação 0°C to +85°C (commercial)
Configuration Method Active Serial (EPCS), Passive Serial, JTAG
Nível MSL 3 (per JEDEC J-STD-020)
Status RoHS Compliant

Configuração de pinos do EP1C6T144C8N

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
Pino 1 I/O — User I/O pin (Bank 1)
Pino 2 I/O — User I/O pin (Bank 1)
Pino 3 I/O — User I/O pin (Bank 1)
Pino 4 I/O — User I/O pin (Bank 1)
Pino 5 I/O — User I/O pin (Bank 1)
Pino 6 VCCIO1 — I/O Bank 1 supply voltage
Pino 7 I/O — User I/O pin (Bank 1)
Pino 8 I/O — User I/O pin (Bank 1)
Pino 9 I/O — User I/O pin (Bank 1)
Pino 10 GND — Ground
Pino 11 I/O — User I/O pin (Bank 2)
Pino 12 I/O — User I/O pin (Bank 2)
Pino 13 I/O — User I/O pin (Bank 2)
Pino 14 I/O — User I/O pin (Bank 2)
Pino 15 VCCIO2 — I/O Bank 2 supply voltage
Pino 16 I/O — User I/O pin (Bank 2)
Pino 17 I/O — User I/O pin (Bank 2)
Pino 18 I/O — User I/O pin (Bank 2)
Pino 19 I/O — User I/O pin (Bank 2)
Pino 20 GND — Ground
Pino 21 I/O — User I/O pin (Bank 2)
Pino 22 I/O — User I/O pin (Bank 2)
Pino 23 I/O — User I/O pin (Bank 2)
Pino 24 I/O — User I/O pin (Bank 2)
Pino 25 I/O — User I/O pin (Bank 2)
Pino 26 VCCINT — Core supply voltage (1.5 V)
Pino 27 I/O — User I/O pin (Bank 2)
Pino 28 I/O — User I/O pin (Bank 2)
Pino 29 I/O — User I/O pin (Bank 2)
Pino 30 GND — Ground
Pino 31 I/O — User I/O pin (Bank 2)
Pino 32 I/O — User I/O pin (Bank 2)
Pino 33 I/O — User I/O pin (Bank 2)
Pino 34 I/O — User I/O pin (Bank 2)
Pino 35 I/O — User I/O pin (Bank 2)
Pino 36 VCCIO2 — I/O Bank 2 supply voltage
Pino 37 I/O — User I/O pin (Bank 2)
Pino 38 I/O — User I/O pin (Bank 2)
Pino 39 I/O — User I/O pin (Bank 2)
Pino 40 I/O — User I/O pin (Bank 2)
Pino 41 I/O — User I/O pin (Bank 2)
Pino 42 GND — Ground
Pino 43 I/O — User I/O pin (Bank 3)
Pino 44 I/O — User I/O pin (Bank 3)
Pino 45 I/O — User I/O pin (Bank 3)
Pino 46 I/O — User I/O pin (Bank 3)
Pino 47 VCCIO3 — I/O Bank 3 supply voltage
Pino 48 I/O — User I/O pin (Bank 3)
Pino 49 I/O — User I/O pin (Bank 3)
Pino 50 I/O — User I/O pin (Bank 3)
Pino 51 I/O — User I/O pin (Bank 3)
Pino 52 GND — Ground
Pino 53 I/O — User I/O pin (Bank 3)
Pino 54 I/O — User I/O pin (Bank 3)
Pino 55 I/O — User I/O pin (Bank 3)
Pino 56 I/O — User I/O pin (Bank 3)
Pino 57 I/O — User I/O pin (Bank 3)
Pino 58 VCCINT — Core supply voltage (1.5 V)
Pino 59 I/O — User I/O pin (Bank 3)
Pino 60 I/O — User I/O pin (Bank 3)
Pino 61 I/O — User I/O pin (Bank 3)
Pino 62 GND — Ground
Pino 63 I/O — User I/O pin (Bank 3)
Pino 64 I/O — User I/O pin (Bank 3)
Pino 65 I/O — User I/O pin (Bank 3)
Pino 66 I/O — User I/O pin (Bank 3)
Pino 67 I/O — User I/O pin (Bank 3)
Pino 68 VCCIO3 — I/O Bank 3 supply voltage
Pino 69 I/O — User I/O pin (Bank 3)
Pino 70 I/O — User I/O pin (Bank 3)
Pino 71 I/O — User I/O pin (Bank 3)
Pino 72 I/O — User I/O pin (Bank 3)
Pino 73 I/O — User I/O pin (Bank 3)
Pino 74 GND — Ground
Pino 75 I/O — User I/O pin (Bank 4)
Pino 76 I/O — User I/O pin (Bank 4)
Pino 77 I/O — User I/O pin (Bank 4)
Pino 78 I/O — User I/O pin (Bank 4)
Pino 79 VCCIO4 — I/O Bank 4 supply voltage
Pino 80 I/O — User I/O pin (Bank 4)
Pino 81 I/O — User I/O pin (Bank 4)
Pino 82 I/O — User I/O pin (Bank 4)
Pino 83 I/O — User I/O pin (Bank 4)
Pino 84 GND — Ground
Pino 85 nCONFIG — Configuration start (active low)
Pino 86 nSTATUS — Configuration status (active low)
Pino 87 CONF_DONE — Configuration complete indicator
Pino 88 TCK — JTAG test clock
Pino 89 TMS — JTAG test mode select
Pino 90 TDO — JTAG test data out
Pino 91 TDI — JTAG test data in
Pino 92 VCCIO4 — I/O Bank 4 supply voltage
Pino 93 MSEL0 — Configuration mode select 0
Pino 94 MSEL1 — Configuration mode select 1
Pino 95 MSEL2 — Configuration mode select 2
Pino 96 nCE — Chip enable (active low)
Pino 97 DCLK — Configuration clock (Passive Serial)
Pino 98 DATA0 — Configuration data input
Pino 99 nCSO — Active Serial chip select out
Pino 100 ASDO — Active Serial data out
Pino 101 VCCINT — Core supply voltage (1.5 V)
Pino 102 GND — Ground
Pino 103 I/O — User I/O pin (Bank 4)
Pino 104 I/O — User I/O pin (Bank 4)
Pino 105 I/O — User I/O pin (Bank 4)
Pino 106 I/O — User I/O pin (Bank 4)
Pino 107 I/O — User I/O pin (Bank 4)
Pino 108 I/O — User I/O pin (Bank 4)
Pino 109 I/O — User I/O pin (Bank 4)
Pino 110 VCCIO4 — I/O Bank 4 supply voltage
Pino 111 I/O — User I/O pin (Bank 4)
Pino 112 I/O — User I/O pin (Bank 4)
Pino 113 I/O — User I/O pin (Bank 1)
Pino 114 I/O — User I/O pin (Bank 1)
Pino 115 I/O — User I/O pin (Bank 1)
Pino 116 I/O — User I/O pin (Bank 1)
Pino 117 VCCIO1 — I/O Bank 1 supply voltage
Pino 118 I/O — User I/O pin (Bank 1)
Pino 119 I/O — User I/O pin (Bank 1)
Pino 120 I/O — User I/O pin (Bank 1)
Pino 121 I/O — User I/O pin (Bank 1)
Pino 122 GND — Ground
Pino 123 I/O — User I/O pin (Bank 1)
Pino 124 I/O — User I/O pin (Bank 1)
Pino 125 I/O — User I/O pin (Bank 1)
Pino 126 I/O — User I/O pin (Bank 1)
Pino 127 I/O — User I/O pin (Bank 1)
Pino 128 VCCINT — Core supply voltage (1.5 V)
Pino 129 I/O — User I/O pin (Bank 1)
Pino 130 I/O — User I/O pin (Bank 1)
Pino 131 I/O — User I/O pin (Bank 1)
Pino 132 GND — Ground
Pino 133 I/O — User I/O pin (Bank 1)
Pino 134 I/O — User I/O pin (Bank 1)
Pino 135 I/O — User I/O pin (Bank 1)
Pino 136 I/O — User I/O pin (Bank 1)
Pino 137 I/O — User I/O pin (Bank 1)
Pino 138 VCCIO1 — I/O Bank 1 supply voltage
Pino 139 I/O — User I/O pin (Bank 1)
Pino 140 I/O — User I/O pin (Bank 1)
Pino 141 I/O — User I/O pin (Bank 1)
Pino 142 I/O — User I/O pin (Bank 1)
Pino 143 I/O — User I/O pin (Bank 1)
Pino 144 GND — Ground

Aplicações típicas

EP1C6T144C8N é adequado para 6 aplicaçãos: Industrial Motor Control, Telecommunications Line Cards and Protocol Bridges, Legacy Glue-Logic and ASIC Replacement, Education and FPGA Training Platforms, Low-Cost Video Processing Pipelines, Data Acquisition Front-Ends.

🏭

Industrial Motor Control

The EP1C6T144C8N fits industrial motor-control boards because its 5,980 logic elements, 2 PLLs, and 92 Kbits of embedded RAM provide enough capacity to host encoder decoding (QEP), PWM generation, and current-loop state machines in a single chip. The 98 user I/Os comfortably connect to multi-axis power-stage gate drivers, Hall sensors, and isolated communication transceivers. The Cyclone I 0.13 µm process keeps static power low, an important factor in always-on factory cabinets.

🌐

Telecommunications Line Cards and Protocol Bridges

In telecom line-interface cards, the EP1C6T144C8N serves as a low-cost protocol-bridging FPGA, mapping between legacy T1/E1 framers, I²S audio buses, and Ethernet MII/RMII PHYs. Its 275 MHz core plus 2 PLLs can drive 100 Mbps MII comfortably, while the 98 I/Os handle multiple serial streams with hardware-accelerated framing. The commercial 0°C to +85°C range suits controlled-environment central-office deployments where industrial-grade parts are unnecessary.

🔧

Legacy Glue-Logic and ASIC Replacement

The EP1C6T144C8N is a workhorse replacement for aging 144-TQFP ASICs and discrete 74-series glue logic in long-life industrial platforms. Its SRAM-based configuration lets engineers re-spin functionality in software without respinning the silicon, dramatically reducing sustaining-engineering cost. The Cyclone I family's decade-long production history and Quartus II Web Edition free toolchain support mean designs can be maintained without expensive software licenses.

🧩

Education and FPGA Training Platforms

Universities and FPGA training labs favor the EP1C6T144C8N because its 5,980 logic elements are large enough to host a Nios II soft processor and meaningful student projects, yet small enough that Quartus II Web Edition (free) can compile bitstreams within minutes. The 144-TQFP package is breadboard-friendly with 0.5 mm pitch adaptors, and the abundant EP1C6 development kit reference designs accelerate student onboarding. Long product-life assurance also lets universities stock lab kits with confidence.

📺

Low-Cost Video Processing Pipelines

The EP1C6T144C8N supports entry-level video processing such as NTSC/PAL decoding, on-screen-display overlay, and color-space conversion in cost-sensitive consumer equipment. Its 98 I/Os accommodate parallel ITU-R BT.601 video buses plus control peripherals, and the 92 Kbits of block RAM buffer line-store memory without external SRAM. The 1.5 V core with 3.3 V-tolerant I/Os makes it easy to interface directly to legacy video ADCs and DACs.

🖥️

Data Acquisition Front-Ends

The EP1C6T144C8N is a strong fit for multi-channel data-acquisition front-ends where it manages timing-critical ADC/DAC handshake logic, FIR filter pre-processing, and DMA transfers to a host MCU. The 2 PLLs generate multiple simultaneous sample clocks, while 92 Kbits of block RAM implement per-channel ping-pong buffers. The commercial temperature range suits benchtop and laboratory instruments, and the same PCB can host the EP1C6T144I7N industrial variant for field-deployed units.

What is the EP1C6T144C8N and what logic capacity does it provide?
The EP1C6T144C8N is an Intel (formerly Altera) Cyclone® I FPGA in a 144-pin TQFP package, providing 5,980 logic elements, 598 LABs, and 92,160 bits of embedded RAM. According to the Cyclone device handbook, this density targets low-cost, low-power designs requiring moderate logic and DSP capability. The -C8 speed grade and 98 user I/O pins make it suitable for glue logic, motor control, and industrial bridging applications.
What is the maximum operating frequency of the EP1C6T144C8N?
The EP1C6T144C8N operates up to 275 MHz internal frequency in the -C8 commercial speed grade, per the manufacturer datasheet. Designers should consult the Quartus II timing analyzer for path-specific fMAX figures, which depend on logic depth, routing, and I/O standard. The two on-chip PLLs support clock multiplication, division, and phase shifting for system-clock synthesis.
What is the difference between EP1C6T144C8N and EP1C6T144C6N?
Both are 144-TQFP Cyclone I devices with identical 5,980 logic elements and 98 I/Os, differing only in speed grade: the EP1C6T144C8N is -C8 (slower) and the EP1C6T144C6N is -C6 (faster, higher fMAX). They are pin-to-pin drop-in replacements; choose C6 when timing margin is tight and C8 when cost is the primary constraint. Both share identical VCCINT, VCCIO, and configuration pinouts.
What is the difference between EP1C6T144C8N and EP1C6T144I7N?
The EP1C6T144C8N is the commercial-temperature variant (0°C to +85°C, -C8 speed grade), while the EP1C6T144I7N is the industrial-temperature variant (-40°C to +100°C, -C7 speed grade) in the same 144-TQFP package. Both are drop-in pin-compatible on the same PCB footprint, allowing a single layout to serve either grade. The I-grade version is preferred for outdoor, automotive, or harsh-environment deployments.
How do I configure the EP1C6T144C8N at power-up?
The EP1C6T144C8N loads its SRAM configuration at every power-up via Active Serial (EPCS1/EPCS4/EPCS16) using the dedicated ASDO/nCSO/DATA pins, or through JTAG using a USB-Blaster download cable. According to the Cyclone handbook, the MSEL[2:0] pins select the configuration scheme. Configuration time depends on bitstream size (roughly 1.2 Mbit for this device) and the EPCS clock rate, typically under 100 ms.
What is the core voltage and I/O bank supply requirement?
The EP1C6T144C8N requires VCCINT of 1.425 V to 1.575 V (nominal 1.5 V) and four independent VCCIO rails that can each be set to 1.5 V, 1.8 V, 2.5 V, or 3.3 V depending on the I/O standard used in each bank. The Cyclone device handbook specifies that all four banks share I/O rules driven by VCCIO; mixing voltage standards between banks is supported as long as each bank is supplied correctly. A clean PLL analog supply (VCCA_PLL) of 1.5 V is also required.
Where can I buy EP1C6T144C8N and what is the current price?
The EP1C6T144C8N is in stock at major distributors including DigiKey and Mouser as of 2026-09-06, with secondary inventory at Heisener (147,480 pieces reported), Win Source, and Semiconductors-IC.com. Typical single-unit pricing is around $23.07 USD, dropping to roughly $12.95 at the 1,000-piece break. Lead time is generally immediate from franchised distributors for the commercial-temperature variant.
What is the lead time for EP1C6T144C8N orders?
The lead time for the EP1C6T144C8N is generally immediate from franchised distributors such as DigiKey and Mouser, both of which list the part as 'ships today' in 2026. According to distributor inventory data, Heisener reports more than in stock with same-day shipping available. For production volumes above 5,000 pieces, requesting a quote from the distributor is recommended to confirm factory allocation.
Which Altera / Intel Cyclone parts are drop-in replacements for EP1C6T144C8N?
Drop-in pin-compatible alternatives in the same 144-TQFP footprint include the EP1C6T144C7N (faster -C7 grade), EP1C6T144C6N (fastest -C6 grade), EP1C6T144I7N (industrial temperature, -C7), and EP1C3T144C8N (smaller 3,000-LE device with extra unused I/O). All share identical pinout, VCCINT/VCCIO requirements, and configuration pin assignments, so a single PCB layout supports the entire Cyclone I 144-TQFP family.
Is EP1C6T144C8N the same as EP1C6T144C8?
The EP1C6T144C8N and EP1C6T144C8 refer to the same Cyclone I FPGA die and 144-TQFP package, with the trailing 'N' indicating lead-free / Pb-free terminal finish. Functionally they are identical, but the lead-free 'N' suffix is required for RoHS-compliant assemblies. Both are drop-in interchangeable in modern SMT production lines; legacy non-RoHS boards can use either variant.
What design tools support EP1C6T144C8N development?
The EP1C6T144C8N is supported by Altera Quartus II Web Edition (free) and Quartus II Subscription Edition, including legacy versions from Quartus II 7.2 onward. Intel has preserved Cyclone I support in the Quartus Prime Lite toolchain for legacy designs. Hardware programmers include the USB-Blaster and ByteBlaster II cables, with development boards such as the Cyclone I EP1C6 FPGA Development Kit providing reference designs.
Where can I download the EP1C6T144C8N datasheet PDF?
The official datasheet for the EP1C6T144C8N is published as part of the Cyclone Device Handbook, available from Intel's FPGA documentation archive at intel.com. Third-party distributors including DigiKey, Mouser, Octopart, and Datasheets360 also host PDFs. Search the exact MPN 'EP1C6T144C8N' along with 'Cyclone' to retrieve the datasheet, pin-out, and DC/AC specification sections.
What is the pinout and package outline of EP1C6T144C8N?
The EP1C6T144C8N is housed in a 144-pin Thin Quad Flat Pack (TQFP) with 0.5 mm pitch and approximately 22 mm × 22 mm body size. The full 144-pin pinout, including 98 user I/Os, JTAG (TCK/TMS/TDO/TDI), configuration (MSEL, nCONFIG, nSTATUS, DCLK, DATA0), PLL supplies (VCCA_PLL, GNDA_PLL), and core/I/O power pins, is documented in the Cyclone I device handbook pin tables.
What are the key specifications engineers should know about EP1C6T144C8N?
Key specifications of the EP1C6T144C8N, per the manufacturer datasheet: 5,980 logic elements, 92,160 RAM bits, 98 user I/Os, 2 PLLs, 1.5 V core supply, commercial 0°C to +85°C temperature range, C8 speed grade, 144-TQFP package, RoHS-compliant lead-free finish, and JTAG/Active-Serial configuration. This dense combination targets low-cost, moderate-density logic, glue, and bridging designs in industrial, telecom, and education markets.
Is the EP1C6T144C8N RoHS compliant?
Yes, the EP1C6T144C8N carries the 'N' suffix denoting a lead-free terminal finish and is RoHS compliant per the manufacturer declaration and distributor listings. The device is also REACH compliant and uses halogen-free molding compound. For automotive-grade deployments requiring AEC-Q100, designers should select the EP1C6T144I7N industrial variant or migrate to a newer Cyclone family with automotive qualification.

Dados de referência de engenharia para EP1C6T144C8N — comparação, orientação de projeto e informações de conformidade.

Guia de seleção

Choose the EP1C6T144C8N when you need a low-cost Cyclone I FPGA with 5,980 logic elements, 98 user I/Os, and 1.5 V core in a 144-TQFP package for commercial-temperature (0°C to +85°C) applications. Switch to EP1C6T144C6N or EP1C6T144C7N if timing closure fails at the C8 speed grade - both are pin-compatible drop-ins. Choose EP1C6T144I7N for industrial-temperature (-40°C to +100°C) deployments such as outdoor or factory-floor equipment. For designs requiring fewer logic resources, step down to EP1C3T144C8N (3,000 LEs) in the same 144-TQFP footprint to reduce per-unit cost. For higher I/O count, migrate to EP1C6F256C8N (256-FBGA, 185 I/Os) or EP1C6Q240C8N (240-PQFP, 185 I/Os). All Cyclone I 144-TQFP variants share configuration pinout and power requirements, so a single PCB layout can serve multiple part numbers across the family.

Comparação com alternativas

Parâmetro Este produto EP1C6T144C7N EP1C6T144C6N EP1C6T144I7N EP1C3T144C8N EP1C6T144C8
Brand Intel Intel Intel Intel Intel Intel
Package 144-TQFP 144-TQFP - same 144-TQFP - same 144-TQFP - same 144-TQFP - same 144-TQFP - same
Logic Elements 5,980 5,980 5,980 5,980 3,000 5,980
Speed Grade C8 (commercial) C7 (faster) C6 (fastest) C7 (industrial) C8 (commercial) C8 (commercial)
Operating Temperature 0°C to +85°C 0°C to +85°C 0°C to +85°C -40°C to +100°C 0°C to +85°C 0°C to +85°C
User I/O Pins 98 98 98 98 104 98
Embedded RAM Bits 92,160 92,160 92,160 92,160 59,904 92,160
RoHS / Lead-Free RoHS, Pb-free (N suffix) RoHS, Pb-free RoHS, Pb-free RoHS, Pb-free RoHS, Pb-free Non-RoHS (no N suffix)

Principais diferenciais

  • Sweet-spot density between EP1C3 and EP1C12 in Cyclone I family (vs EP1C3T144C8N)
  • Industrial-temperature drop-in available for harsh-environment designs (vs EP1C6T144I7N)
  • Faster C6/C7 speed grades enable tighter timing margins (vs EP1C6T144C6N)

Notas de projeto

The EP1C6T144C8N requires a regulated 1.5 V VCCINT rail capable of supplying transient currents up to ~500 mA during configuration, plus four independent VCCIO rails (1.5 V / 1.8 V / 2.5 V / 3.3 V) for I/O banks. Decouple each VCCINT pin with a 0.1 µF X7R ceramic placed within 5 mm of the pin, and bulk-decouple each VCCIO bank with 10 µF tantalum plus 0.1 µF ceramic. The PLL analog supply (VCCA_PLL) should be filtered through a ferrite bead and decoupled with 10 µF + 0.1 µF to suppress jitter.

Route JTAG (TCK, TMS, TDI, TDO) as a daisy-chain with 22 Ω series-termination resistors near the driver; keep the chain stub length under 25 mm to preserve signal integrity. Place the EPCS configuration flash within 50 mm of the ASDO/nCSO/DATA pins and use a 4-layer PCB with continuous ground plane under the TQFP footprint. Leave a 2 mm copper keep-out around the TQFP body for inspection access, and flood unused I/O bank area with VCCIO for shielding.

Do not leave MSEL[2:0] floating; tie them through 10 kΩ resistors to the correct configuration-mode logic level (AS mode = 000, JTAG-only = 101). The CONF_DONE and nSTATUS pins are open-drain and require external 10 kΩ pull-ups to VCCIO. Avoid using the EP1C6T144C8N in new designs requiring >85°C ambient operation - select EP1C6T144I7N (industrial) instead. Configuration failures on first prototypes are most often due to missing VCCA_PLL decoupling or incorrect MSEL strapping.

Informações de conformidade

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Sem chumbo
Yes
Sem halogênios
Yes
Minerais de conflito
Compliant

RoHS compliant (N suffix denotes lead-free finish). REACH compliant per manufacturer declaration. Not AEC-Q100 qualified - select EP1C6T144I7N (industrial grade) for harsh-environment applications. Halogen-free molding compound per JEDEC JS709.

Dados verificados em: 2026-09-06 — dados verificados e curados pela equipe de engenharia de componentes da XAIPART

Buscas relacionadas

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Componentes & termos relacionados

Intel Altera EP1C6T144C8N EP1C6T144C7N EP1C6T144C6N EP1C6T144I7N EP1C3T144C8N Cyclone Cyclone I FPGA Field Programmable Gate Array logic element logic array block TQFP 144-TQFP PLL phase-locked loop JTAG USB-Blaster Quartus II Nios II RoHS REACH AEC-Q100 JEDEC J-STD-020 EPCS Active Serial configuration lead-free industrial temperature range embedded RAM glue logic ASIC replacement motor control industrial automation telecommunications video processing data acquisition
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