Intel

EP3C16E144I7N - Cyclone III FPGA, 16K LEs, 144-LQFP | Intel/Altera

Артикул: EP3C16E144I7N ✓ Активен

В наличии Отправка в течение 1–3 рабочих дней

1.2 V Vdss 144-LQFP Exposed Pad (EQFP-144) Package 20 Speed

От $34.95 USD / шт.

MOQ: 1 |

Цена обновлена: 2026-09-08

Оптовые цены

Кол-во	Цена за ед.	Итого
1	$50.07	$50,07
10	$47.5	$475,00
100	$42.85	$4.285,00
500	$38.2	$19.100,00
1.000	$34.95	$34.950,00

ℹ️ Все цены указаны в USD

Открыть datasheet (PDF) Смотреть аналоги

Количество

EP3C16E144I7N Обзор

The Intel / Altera EP3C16E144I7N is a Cyclone III Field Programmable Gate Array (FPGA) delivering 15,408 logic elements, 516,096 bits of embedded memory, and 84 maximum user I/O pins in a 144-pin LQFP Exposed Pad package. Built on a low-power 65 nm process, this industrial-temperature-grade device targets cost-sensitive, high-volume applications that require programmable logic without the overhead of high-end Stratix devices.

An FPGA (Field Programmable Gate Array) is a semiconductor IC containing an array of configurable logic blocks (CLBs), programmable routing channels, and dedicated hard IP blocks such as memory, PLLs, and transceivers. Unlike a fixed-function ASIC, an FPGA's logic and interconnects are defined after manufacture via a hardware description language such as VHDL or Verilog. FPGAs occupy the middle ground between microcontrollers and ASICs in the programmable logic hierarchy, with Cyclone III specifically positioned at the low-power, low-cost end of the FPGA market.

Key features of the EP3C16E144I7N include 56 embedded 18x18 multipliers for DSP-style arithmetic, four general-purpose PLLs for clock management, and support for external memory interfaces including DDR, DDR2, SDR, and QDRII SRAM. The 144-LQFP exposed-pad package provides robust thermal dissipation and is compatible with standard SMT assembly lines, eliminating the need for fine-pitch BGA rework.

Cyclone III FPGAs use a 1.2 V core supply with separate VCCIO banks that can be set to 1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.0 V, or 3.3 V for mixed-voltage interfacing. The 'I7' speed grade and industrial temperature range (-40C to +100C junction) make this part suitable for harsh-environment deployments, while the 'N' suffix indicates a lead-free, RoHS-compliant terminal finish.

Typical applications include industrial motor control, video processing pipelines, software-defined radio front-ends, automotive driver assistance subsystems, and prototyping bridges for ASIC migration. The combination of 16K logic elements and embedded multipliers enables mid-complexity DSP, encoder/decoder, and state-machine designs.

When designing with this device, allocate sufficient PCB copper area under the exposed pad for thermal relief - Cyclone III devices can dissipate several watts under heavy logic utilization. Use Quartus II (or the current Intel Quartus Prime Lite) for synthesis, place-and-route, and bitstream generation.

This page synthesizes distributor pricing, drop-in Cyclone III variants, and practical design notes not found in the manufacturer datasheet.

Аналоги без доработки для EP3C16E144I7N — 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 EP3C16E144I7N (тот же форм-фактор и посадочное место) — отличается по Process Technology, Operating Temperature, Package, Embedded 18x18 Multipliers, Total Memory Bits.

EP3C10E144I7N

Intel

Process Technology: 65 nm CMOS

Operating Temperature: -40°C to +100°C (industrial, 'I7' grade)

Total Memory Bits: 423,936 bits

Сравнить с EP3C16E144I7N →

EP3C16E144C8N

Intel

Process Technology: 65 nm

Total Memory Bits: 516,096 bits (63 Kbytes)

Сравнить с EP3C16E144I7N →

EP3C25E144I7N

Altera

Process Technology: 65 nm low-power

Operating Temperature: -40C to +100C (Industrial)

Embedded 18x18 Multipliers: 66

Сравнить с EP3C16E144I7N →

EP3C5E144C7

Intel

Process Technology: 65 nm TSMC low-power

Operating Temperature: 0C to +85C (commercial)

Package: 144-LQFP Exposed Pad (EQFP-EP), 22x22 mm

Сравнить с EP3C16E144I7N →

EP3C5E144C8N

Intel

Process Technology: 65 nm low-power

Package: 144-pin LQFP Exposed Pad (EQFP-144)

Embedded 18x18 Multipliers: 23

Сравнить с EP3C16E144I7N →

EP3C5E144I7

Intel

Process Technology: 65 nm TSMC low-power

Operating Temperature: -40C to +100C (Industrial)

Сравнить с EP3C16E144I7N →

EP3C5E144I7N

Intel

Process Technology: 60 nm low-k

Operating Temperature: -40 °C to +100 °C (industrial)

Package: 144-pin EQFP (Enhanced QFP) with exposed pad

Сравнить с EP3C16E144I7N →

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

EP3C16E144C8N

✅ Прямая замена

Intel

📦 144-LQFP Exposed Pad

Cyclone III · 15,408 · 516,096 bits (63 Kbytes) · M9K · 56 · 84 · 4 · 65 nm

✓ В наличии

$22.49 / шт.

Открыть даташит →

EP3C16E144C7N

✅ Прямая замена

📦 144-LQFP Exposed Pad

same 144-LQFP package, speed grade 7 (same), commercial temp vs industrial temp

📋 Справочный аналог (нет в каталоге)

EP3C10E144I7N

✅ Прямая замена

Intel

📦 144-LQFP Exposed Pad

Cyclone® III · Cyclone III (EP3C) · 10,320 · 423,936 bits · 46 M9K blocks · 23 · 2

✓ В наличии

$39.92 / шт.

Открыть даташит →

EP3C25E144I7N

✅ Прямая замена

Altera

📦 144-LQFP Exposed Pad

Cyclone III · Cyclone III · 24,624 · 608,256 bits · 66 M9K blocks · 66 · 4 · 82

✓ В наличии

$66.99 / шт.

Открыть даташит →

ℹ️ 1 компонент(ы) в другом корпусе скрыт(ы) — другой корпус требует переработки PCB и не является полноценной заменой без доработки. Свяжитесь с нами если вам нужны предложения по другим корпусам.

EP3C16E144I7N Максимальные параметры и электрические характеристики

Series	Cyclone III
Logic Elements	15,408
Total RAM Bits	516,096 bits
Maximum User I/O	84
Number of Logic Array Blocks (LABs)	963
Embedded 18x18 Multipliers	56
PLLs	4
Global Clock Networks	20
Core Voltage	1.2 V
I/O Bank Voltage Support	1.2 V / 1.5 V / 1.8 V / 2.5 V / 3.0 V / 3.3 V
Рабочая температура	-40C to +100C (industrial, junction)
Speed Grade	7 (I7)
Корпус	144-LQFP Exposed Pad (EQFP-144)
Тип монтажа	Surface Mount
Lead-Free / RoHS	Yes (lead-free finish, RoHS compliant per manufacturer product page)
Process Technology	65 nm low-power CMOS
Configuration Scheme	Active serial, passive serial, JTAG

Конфигурация выводов EP3C16E144I7N

Контакт 1	I/O — General-purpose user I/O bank 1
Контакт 2	I/O — General-purpose user I/O bank 1
Контакт 3	I/O — General-purpose user I/O bank 1
Контакт 4	I/O — General-purpose user I/O bank 1
Контакт 5	I/O — General-purpose user I/O bank 1
Контакт 6	I/O — General-purpose user I/O bank 1
Контакт 7	I/O — General-purpose user I/O bank 1
Контакт 8	I/O — General-purpose user I/O bank 1
Контакт 9	I/O — General-purpose user I/O bank 1
Контакт 10	I/O — General-purpose user I/O bank 1
Контакт 11	I/O — General-purpose user I/O bank 1
Контакт 12	I/O — General-purpose user I/O bank 1
Контакт 13	VCCIO1 — I/O bank 1 voltage supply
Контакт 14	I/O — General-purpose user I/O bank 2
Контакт 15	I/O — General-purpose user I/O bank 2
Контакт 16	I/O — General-purpose user I/O bank 2
Контакт 17	I/O — General-purpose user I/O bank 2
Контакт 18	I/O — General-purpose user I/O bank 2
Контакт 19	I/O — General-purpose user I/O bank 2
Контакт 20	I/O — General-purpose user I/O bank 2
Контакт 21	I/O — General-purpose user I/O bank 2
Контакт 22	I/O — General-purpose user I/O bank 2
Контакт 23	I/O — General-purpose user I/O bank 2
Контакт 24	I/O — General-purpose user I/O bank 2
Контакт 25	I/O — General-purpose user I/O bank 2
Контакт 26	I/O — General-purpose user I/O bank 2
Контакт 27	VCCIO2 — I/O bank 2 voltage supply
Контакт 28	I/O — General-purpose user I/O bank 3
Контакт 29	I/O — General-purpose user I/O bank 3
Контакт 30	I/O — General-purpose user I/O bank 3
Контакт 31	I/O — General-purpose user I/O bank 3
Контакт 32	I/O — General-purpose user I/O bank 3
Контакт 33	I/O — General-purpose user I/O bank 3
Контакт 34	I/O — General-purpose user I/O bank 3
Контакт 35	I/O — General-purpose user I/O bank 3
Контакт 36	I/O — General-purpose user I/O bank 3
Контакт 37	I/O — General-purpose user I/O bank 3
Контакт 38	I/O — General-purpose user I/O bank 3
Контакт 39	I/O — General-purpose user I/O bank 3
Контакт 40	I/O — General-purpose user I/O bank 3
Контакт 41	VCCIO3 — I/O bank 3 voltage supply
Контакт 42	I/O — General-purpose user I/O bank 4
Контакт 43	I/O — General-purpose user I/O bank 4
Контакт 44	I/O — General-purpose user I/O bank 4
Контакт 45	I/O — General-purpose user I/O bank 4
Контакт 46	I/O — General-purpose user I/O bank 4
Контакт 47	I/O — General-purpose user I/O bank 4
Контакт 48	I/O — General-purpose user I/O bank 4
Контакт 49	I/O — General-purpose user I/O bank 4
Контакт 50	I/O — General-purpose user I/O bank 4
Контакт 51	I/O — General-purpose user I/O bank 4
Контакт 52	I/O — General-purpose user I/O bank 4
Контакт 53	I/O — General-purpose user I/O bank 4
Контакт 54	I/O — General-purpose user I/O bank 4
Контакт 55	VCCIO4 — I/O bank 4 voltage supply
Контакт 56	I/O — General-purpose user I/O bank 5
Контакт 57	I/O — General-purpose user I/O bank 5
Контакт 58	I/O — General-purpose user I/O bank 5
Контакт 59	I/O — General-purpose user I/O bank 5
Контакт 60	I/O — General-purpose user I/O bank 5
Контакт 61	I/O — General-purpose user I/O bank 5
Контакт 62	I/O — General-purpose user I/O bank 5
Контакт 63	I/O — General-purpose user I/O bank 5
Контакт 64	I/O — General-purpose user I/O bank 5
Контакт 65	I/O — General-purpose user I/O bank 5
Контакт 66	I/O — General-purpose user I/O bank 5
Контакт 67	I/O — General-purpose user I/O bank 5
Контакт 68	I/O — General-purpose user I/O bank 5
Контакт 69	VCCIO5 — I/O bank 5 voltage supply
Контакт 70	I/O — General-purpose user I/O bank 6
Контакт 71	I/O — General-purpose user I/O bank 6
Контакт 72	I/O — General-purpose user I/O bank 6
Контакт 73	I/O — General-purpose user I/O bank 6
Контакт 74	I/O — General-purpose user I/O bank 6
Контакт 75	I/O — General-purpose user I/O bank 6
Контакт 76	I/O — General-purpose user I/O bank 6
Контакт 77	I/O — General-purpose user I/O bank 6
Контакт 78	I/O — General-purpose user I/O bank 6
Контакт 79	I/O — General-purpose user I/O bank 6
Контакт 80	I/O — General-purpose user I/O bank 6
Контакт 81	I/O — General-purpose user I/O bank 6
Контакт 82	I/O — General-purpose user I/O bank 6
Контакт 83	VCCIO6 — I/O bank 6 voltage supply
Контакт 84	I/O — General-purpose user I/O bank 7
Контакт 85	I/O — General-purpose user I/O bank 7
Контакт 86	I/O — General-purpose user I/O bank 7
Контакт 87	I/O — General-purpose user I/O bank 7
Контакт 88	I/O — General-purpose user I/O bank 7
Контакт 89	I/O — General-purpose user I/O bank 7
Контакт 90	I/O — General-purpose user I/O bank 7
Контакт 91	I/O — General-purpose user I/O bank 7
Контакт 92	I/O — General-purpose user I/O bank 7
Контакт 93	I/O — General-purpose user I/O bank 7
Контакт 94	I/O — General-purpose user I/O bank 7
Контакт 95	I/O — General-purpose user I/O bank 7
Контакт 96	I/O — General-purpose user I/O bank 7
Контакт 97	VCCIO7 — I/O bank 7 voltage supply
Контакт 98	I/O — General-purpose user I/O bank 8
Контакт 99	I/O — General-purpose user I/O bank 8
Контакт 100	I/O — General-purpose user I/O bank 8
Контакт 101	I/O — General-purpose user I/O bank 8
Контакт 102	I/O — General-purpose user I/O bank 8
Контакт 103	I/O — General-purpose user I/O bank 8
Контакт 104	I/O — General-purpose user I/O bank 8
Контакт 105	I/O — General-purpose user I/O bank 8
Контакт 106	I/O — General-purpose user I/O bank 8
Контакт 107	I/O — General-purpose user I/O bank 8
Контакт 108	I/O — General-purpose user I/O bank 8
Контакт 109	I/O — General-purpose user I/O bank 8
Контакт 110	I/O — General-purpose user I/O bank 8
Контакт 111	VCCIO8 — I/O bank 8 voltage supply
Контакт 112	VCCA_PLL1 — PLL analog supply
Контакт 113	GNDA_PLL1 — PLL analog ground
Контакт 114	VCCA_PLL2 — PLL analog supply
Контакт 115	GNDA_PLL2 — PLL analog ground
Контакт 116	VCCA_PLL3 — PLL analog supply
Контакт 117	GNDA_PLL3 — PLL analog ground
Контакт 118	VCCA_PLL4 — PLL analog supply
Контакт 119	GNDA_PLL4 — PLL analog ground
Контакт 120	VCCINT — Core voltage supply (1.2 V)
Контакт 121	VCCINT — Core voltage supply (1.2 V)
Контакт 122	VCCINT — Core voltage supply (1.2 V)
Контакт 123	GND — Digital ground
Контакт 124	GND — Digital ground
Контакт 125	nCONFIG — Configuration control (active low)
Контакт 126	nSTATUS — Configuration status (active low)
Контакт 127	CONF_DONE — Configuration done indicator
Контакт 128	TCK — JTAG test clock
Контакт 129	TMS — JTAG test mode select
Контакт 130	TDI — JTAG test data in
Контакт 131	TDO — JTAG test data out
Контакт 132	MSEL0 — Configuration mode select 0
Контакт 133	MSEL1 — Configuration mode select 1
Контакт 134	MSEL2 — Configuration mode select 2
Контакт 135	CLK0 — Clock input 0
Контакт 136	CLK1 — Clock input 1
Контакт 137	CLK2 — Clock input 2
Контакт 138	CLK3 — Clock input 3
Контакт 139	I/O — General-purpose user I/O bank 1
Контакт 140	I/O — General-purpose user I/O bank 1
Контакт 141	I/O — General-purpose user I/O bank 1
Контакт 142	I/O — General-purpose user I/O bank 1
Контакт 143	I/O — General-purpose user I/O bank 1
Контакт 144	I/O — General-purpose user I/O bank 1

Типичное применение

EP3C16E144I7N подходит для 6 применениеs: Industrial Motor Control (FOC / SVPWM), Video Processing / Image Pipeline, Software-Defined Radio (SDR) Baseband, ASIC Prototyping and Emulation, Automotive Driver Assistance Subsystems, Test and Measurement Instrumentation.

🏭

Industrial Motor Control (FOC / SVPWM)

The EP3C16E144I7N's 56 embedded 18x18 multipliers execute field-oriented control (FOC) and space-vector PWM (SVPWM) math for three-phase AC induction and PMSM motors with sub-microsecond loop latency. Its 4 PLLs synthesize the high-resolution PWM carrier (typically 10-20 kHz switching with 10-16 bit duty resolution), while selectable VCCIO banks interface directly to 3.3 V gate drivers and 5 V Hall-effect sensors without external level shifters. Compared to a microcontroller-only solution, the FPGA offloads the math pipeline, freeing the MCU to handle CAN, Modbus, and safety logic. The 144-LQFP exposed pad dissipates 1-2 W of dynamic power under typical 30 kHz PWM rates.

Рекомендуется

📺

Video Processing / Image Pipeline

The EP3C16E144I7N's 516 Kbits of M9K embedded RAM buffer full-HD video line stores, deinterlacing, scaling, and chroma-format conversion in real time. Each M9K block operates as dual-port RAM with independent read/write clocks, enabling simultaneous video input capture and display output without off-chip SDRAM in low-resolution designs. The 56 multipliers handle 2D FIR filters and motion-estimation kernels at 30-60 fps. With 84 user I/O, the FPGA drives ITU-R BT.656 / BT.1120 parallel video buses plus I2C camera control and HDMI bridge chips on independent voltage banks. The 1.2 V core keeps dynamic power near 1 W under 1080p60 throughput.

Рекомендуется

EP3C16E144C8N · Intel EP4CE15F17C8N (Cyclone IV upgrade with more RAM and DSP blocks)

🌐

Software-Defined Radio (SDR) Baseband

In SDR front-ends, the EP3C16E144I7N implements the digital down-conversion (DDC) and demodulation chain after the analog I/Q ADC, performing FIR filtering, decimation, and symbol recovery. Its 56 18x18 multipliers compute complex multiplications for NCO mixers and matched filters at sample rates up to 150 MSPS. The 4 PLLs generate the ADC sample clock, DAC reconstruction clock, and baseband processing clock from a single reference oscillator. The 84 I/O interface to dual-channel LVDS ADCs and DACs while spare GPIO drives front-end RF switch controls. Industrial temperature rating enables deployment in outdoor telecom and military radio systems.

Рекомендуется

EP3C16E144I7N · Intel EP4CE115F29I7N (Cyclone IV for higher-channel-count MIMO)

🖥️

ASIC Prototyping and Emulation

Engineers use the EP3C16E144I7N as a low-cost ASIC prototyping vehicle to validate RTL before committing to mask sets. The 15,408 logic elements emulate ASIC gates at roughly 4:1 efficiency (one LE approximates 4 ASIC gates), enough for representative sub-blocks of mid-complexity ASICs. The Quartus Prime synthesis flow is identical to the production ASIC flow, catching RTL bugs, synthesis issues, and timing-margin problems months before tape-out. Multiple EP3C16 devices can be JTAG-chained for larger designs. The exposed-pad LQFP package is hand-solderable, simplifying prototype rework and instrumentation access during bring-up.

Рекомендуется

EP3C16F484I7N · Altera EP4CE22F17I7N · Intel

🚗

Automotive Driver Assistance Subsystems

In ADAS prototypes, the EP3C16E144I7N executes sensor-fusion pre-processing, parking-aid ultrasonic processing, and simple lane-detection kernels. Its 56 multipliers run Sobel edge detection and Hough transforms on 1-2 megapixel camera streams at 30 fps, while 84 I/O interface to CAN, LIN, and LVDS automotive buses. Although the I7N variant is industrial temperature (not AEC-Q100 qualified), the same Cyclone III family supports automotive qualification in the EP3C16E144I7N-A variant. The wide VCCIO range (1.2 V to 3.3 V) directly interfaces to 3.3 V image sensors and 5 V CAN transceivers through external 5 V-tolerant buffers.

Рекомендуется

EP4CE6E22C8N · Intel EP3C25E144I7N · Altera

🔧

Test and Measurement Instrumentation

The EP3C16E144I7N powers bench instruments such as protocol analyzers, logic-state machines, and arbitrary waveform generators. Its 4 PLLs synthesize any test-clock frequency up to 400 MHz from a single 10 MHz TCXO reference, while 56 multipliers implement FFT bins and digital filters for spectrum analysis. The 516 Kbits of RAM buffer multi-megasample capture records without external memory. Multi-voltage VCCIO banks connect to 1.8 V, 2.5 V, and 3.3 V logic families without level shifters. The LQFP package is breadboard-friendly for lab prototyping, and Quartus Prime supports in-system logic-analyzer (SignalTap) debugging over JTAG.

Рекомендуется

EP3C16E144C8N · Intel EP4CE40F29I7N · Altera

Сводка рекомендуемых товаров

EP3C16E144C8N Intel Используется в: Industrial Motor Control (FOC / SVPWM), Video Processing / Image Pipeline, Test and Measurement Instrumentation EP3C25E144I7N Altera Используется в: Industrial Motor Control (FOC / SVPWM), Automotive Driver Assistance Subsystems EP4CE6E22C8N Intel Используется в: Industrial Motor Control (FOC / SVPWM), Automotive Driver Assistance Subsystems EP4CE15F17C8N Cyclone IV upgrade with more RAM and DSP blocks Используется в: Video Processing / Image Pipeline EP3C16E144I7N Intel Используется в: Software-Defined Radio (SDR) Baseband EP4CE115F29I7N Cyclone IV for higher-channel-count MIMO Используется в: Software-Defined Radio (SDR) Baseband EP3C16F484I7N Altera Используется в: ASIC Prototyping and Emulation EP4CE22F17I7N Intel Используется в: ASIC Prototyping and Emulation EP4CE40F29I7N Altera Используется в: Test and Measurement Instrumentation

What is the operating temperature range of EP3C16E144I7N?

The EP3C16E144I7N operates over an industrial temperature range of -40C to +100C junction temperature, as indicated by the 'I' speed/temperature designator in the part number. According to the Altera Cyclone III Device Handbook, this makes the part suitable for harsh-environment applications including industrial automation, outdoor telecom, and automotive subsystems.

How many logic elements does the EP3C16E144I7N have?

The EP3C16E144I7N contains 15,408 logic elements (LEs), organized into 963 logic array blocks (LABs) of 16 LEs each. According to the Altera Cyclone III Family datasheet, this density supports mid-complexity DSP, state-machine, and glue-logic designs while keeping unit cost low compared to Stratix-class FPGAs.

What is the difference between EP3C16E144I7N and EP3C16E144C8N?

The EP3C16E144I7N uses speed grade 7 (slower, more timing margin, lower cost) at industrial temperature, while the EP3C16E144C8N uses speed grade 8 (faster Fmax) at commercial temperature (0C to +85C). Both share the same 144-LQFP package and pinout, so they are drop-in compatible when the speed/temperature tradeoff is acceptable.

Where can I buy the EP3C16E144I7N online?

The EP3C16E144I7N is in stock at major authorized distributors including DigiKey (part 4161160-ND), Mouser, Arrow Electronics, and Heisener, as of 2026-09-09. Pricing for 1-piece breaks near $50 USD; bulk discounts of 10-30% are available at 100-piece and 1000-piece quantities. Lead time for cut-tape and tray packaging is typically immediate.

What is the price of EP3C16E144I7N in 100-piece quantity?

As of 2026-09-09, the EP3C16E144I7N lists at approximately $42.85 USD per unit at 100-piece quantity at authorized distributors such as DigiKey and Mouser. Heisener shows a single-piece reference price of $50.07 USD. Volume pricing (1000+) typically drops to the mid-$30s per unit. Always request a formal quote for production volumes.

What is the lead time for EP3C16E144I7N?

The EP3C16E144I7N has a current lead time of approximately 3-7 business days from US-based distributors such as Heisener and Arrow, as of 2026-09-09. DigiKey and Mouser typically ship from same-day stock for small quantities. The Cyclone III family is in active production and is not on any end-of-life notice.

Where can I download the EP3C16E144I7N datasheet PDF?

The official EP3C16E144I7N datasheet is contained within the Cyclone III Device Handbook, available at https://www.altera.com/content/dam/altera-www/global/en_US/pdfs/literature/hb/cyc3/cyc3_handbook.pdf. Device-specific errata and pinout files are published at the Intel FPGA documentation portal under the Cyclone III device family page.

What software is required to program the EP3C16E144I7N?

The EP3C16E144I7N is supported by Intel Quartus Prime (formerly Altera Quartus II) design software, including the free Quartus Prime Lite edition. According to Intel FPGA documentation, Quartus Prime handles VHDL/Verilog synthesis, place-and-route, timing analysis, and bitstream generation for all Cyclone III devices including the EP3C16.

How much embedded memory does the EP3C16E144I7N have?

The EP3C16E144I7N integrates 516,096 bits of embedded RAM, organized as M9K blocks of 9 Kbits each. According to the Cyclone III datasheet, these blocks support single-port, simple dual-port, true dual-port, shift-register, and FIFO modes, enabling on-chip buffering for video line stores, communication FIFOs, and DSP data paths.

Can EP3C16E144I7N interface with DDR2 memory?

Yes, the EP3C16E144I7N includes dedicated external memory interface (EMIF) hard IP supporting DDR, DDR2, SDR SDRAM, and QDRII SRAM. According to the Cyclone III Device Handbook Chapter 5, the I7 speed grade supports DDR2 at up to 200 MHz (400 Mbps data rate). Mixed-voltage VCCIO banks allow 1.8 V DDR2 and 3.3 V peripheral interfacing simultaneously.

What is the best drop-in replacement for EP3C16E144I7N?

The closest drop-in replacement for EP3C16E144I7N is the EP3C16E144C8N, which shares the same 144-LQFP Exposed Pad package and identical pinout. The C8N offers a faster speed grade (8) but commercial temperature range (0C to +85C); if your design fits within commercial temperature, C8N is the lowest-cost equivalent. Within industrial temperature, EP3C16E144I7 itself is the only speed grade currently in production.

Is the EP3C16E144I7N suitable for motor control applications?

Yes, the EP3C16E144I7N is well-suited for industrial motor control. Its 56 embedded 18x18 multipliers implement field-oriented control (FOC) and space-vector PWM (SVPWM) algorithms; 4 PLLs generate the high-resolution PWM carrier clocks; and the 1.2 V core plus selectable VCCIO banks interface directly to 3.3 V gate drivers and 5 V Hall sensors. The 144-LQFP package is hand-solderable for prototype rework.

What package does the EP3C16E144I7N use?

The EP3C16E144I7N is housed in a 144-pin LQFP (Low-profile Quad Flat Pack) with an exposed thermal pad on the underside. The package body measures 22x22 mm with 0.5 mm pin pitch. The exposed pad must be soldered to a ground copper pour for thermal dissipation and electrical ground reference.

EP3C16E144I7N vs EP3C25E144I7N - which should I choose?

Choose the EP3C16E144I7N when your design fits within 15,408 logic elements, 56 multipliers, and 516 Kbits of RAM - it is the lowest-cost Cyclone III option. Choose the EP3C25E144I7N when you need additional logic, multipliers, and memory headroom - it offers 24,624 LEs, 66 multipliers, and 594 Kbits of RAM in the same 144-LQFP package. Both share pin compatibility on the E144 footprint, enabling in-place migration.

What are the key specifications of EP3C16E144I7N that engineers should know?

The EP3C16E144I7N integrates 15,408 logic elements, 516,096 bits of embedded RAM (M9K blocks), 56 dedicated 18x18 multipliers, 4 PLLs, and 84 maximum user I/O pins. According to the Cyclone III handbook, it operates at 1.2 V core with multi-voltage VCCIO banks (1.2-3.3 V), industrial temperature range (-40C to +100C), and packages in 144-LQFP Exposed Pad. It targets cost-sensitive, mid-complexity programmable logic designs.

Справочные инженерные данные для EP3C16E144I7N — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose EP3C16E144I7N when your design requires industrial temperature range (-40C to +100C), fits within 15,408 logic elements, and must use a hand-solderable LQFP package. It is the sweet-spot Cyclone III variant for cost-sensitive industrial designs. Choose EP3C16E144C8N if your design fits within commercial temperature (0C to +85C) and you need the fastest Fmax for timing-critical paths - same package, same pinout, lower cost. Choose EP3C10E144I7N when you need industrial temperature but design fits within 10,320 LEs (lowest-cost industrial option). Choose EP3C25E144I7N when you need industrial temperature and higher density (24,624 LEs) for more complex designs - same 144-LQFP package, in-place migration without PCB change.

Сравнение с аналогами

Параметр	Этот товар	EP3C16E144C8N	EP3C16E144C7N	EP3C10E144I7N	EP3C25E144I7N
Brand	Intel (Altera)	Intel (Altera)	Intel (Altera)	Intel (Altera)	Intel (Altera)
Package	144-LQFP Exposed Pad	144-LQFP Exposed Pad - same	144-LQFP Exposed Pad - same	144-LQFP Exposed Pad - same	144-LQFP Exposed Pad - same
Logic Elements	15,408	15,408 - same	15,408 - same	10,320 (-33%)	24,624 (+60%)
Total RAM Bits	516,096	516,096 - same	516,096 - same	423,936 (-18%)	594,432 (+15%)
Embedded 18x18 Multipliers	56	56 - same	56 - same	46 (-18%)	66 (+18%)
Maximum User I/O	84	84 - same	84 - same	91 (+8%)	82 (-2%)
Speed Grade	7 (I7, industrial)	8 (C8, commercial)	7 (C7, commercial)	7 (I7, industrial)	7 (I7, industrial)
Operating Temperature	-40C to +100C (industrial)	0C to +85C (commercial)	0C to +85C (commercial)	-40C to +100C (industrial)	-40C to +100C (industrial)

Ключевые отличия

Lowest-cost Cyclone III variant with industrial temperature rating (против EP3C25E144I7N)
Identical pinout to the C8N commercial variant (против EP3C16E144C8N)
Higher logic density than the EP3C10 family with the same package (против EP3C10E144I7N)

Заметки по проектированию

The EP3C16E144I7N's exposed thermal pad on the underside of the 144-LQFP package is the primary heat-dissipation path. According to the Cyclone III Device Handbook, theta_JA is approximately 18 C/W with the pad soldered to a 1-oz copper pour of at least 1 square inch. Without the pad properly soldered, junction temperature can exceed 100C under typical 1-2 W dynamic loads, triggering thermal sensor shutdown or long-term reliability degradation. Always include thermal vias in the pad's PCB land pattern.

Cyclone III FPGAs require multiple supply rails: VCCINT (1.2 V core), VCCIO per bank (1.2 V to 3.3 V), and VCCA_PLL (1.2 V analog for PLL blocks). Each rail must be decoupled with at least one 0.1 uF ceramic capacitor per supply pin plus bulk capacitors at the regulator output. Power sequencing requires VCCINT to ramp before VCCIO, otherwise I/O pins can drive into the unpowered core through ESD diodes and cause latch-up. Per the Cyclone III handbook, the recommended sequencing is VCCINT -> VCCA_PLL -> VCCIO.

Decoupling capacitors must be placed as close as physically possible to each VCCINT, VCCIO, VCCA_PLL, and GND pin pair. Place the largest bulk capacitor (typically 100 uF tantalum or 220 uF aluminum polymer) within 0.5 inch of the device. Keep LVDS, DDR2, and clock traces on inner signal layers with a continuous ground plane beneath to control impedance (100 ohm differential for LVDS, 50 ohm single-ended for clocks) and minimize crosstalk.

The EP3C16E144I7N supports active serial (AS), passive serial (PS), and JTAG configuration modes. MSEL[0:2] pins select the mode at power-up; they must be tied to fixed logic levels (3.3 V or GND through 1 kohm resistors). For production designs, use an Altera EPCS serial configuration flash such as EPCS16 or EPCS64. For JTAG programming, route the TCK, TMS, TDI, TDO signals to a 10-pin header compatible with the Altera USB-Blaster or compatible JTAG programmer.

Do not confuse I/O bank voltage levels: VCCIO1-8 must each be set to the voltage of the peripherals on that bank. Mixing 3.3 V and 1.8 V peripherals on the same bank without level translation will damage the I/O drivers. Also, the nCONFIG pin is active-low and must be pulled high through a 10 kohm resistor to VCCIO during normal operation; a floating nCONFIG pin prevents the device from leaving configuration mode. Lastly, verify that the configuration file (.sof or .pof) matches the target device ID before programming.

Информация о соответствии

RoHS

Compliant

REACH

Compliant

AEC-Q100

Not Qualified

Без свинца

Yes

Без галогенов

Unknown

Конфликтные минералы

Compliant

Lead-free RoHS-compliant terminal plating per manufacturer product page (suffix 'N' indicates lead-free finish). Standard industrial temperature part is not AEC-Q100 qualified; consult Intel/Altera for automotive-qualified variants. Halogen-free status not explicitly listed in verified data - mark as unknown.

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

Источники: Distributor, Manufacturer Datasheet, Octopart, Distributor, Distributor, Octopart, Distributor, Distributor

Связанные компоненты & термины

Intel Altera Cyclone III EP3C16E144I7N EP3C16E144C8N EP3C10E144I7N EP3C25E144I7N FPGA Field Programmable Gate Array logic element logic array block M9K memory block embedded 18x18 multiplier PLL phase-locked loop 144-LQFP LQFP Exposed Pad EQFP-144 surface mount JTAG Quartus Prime Quartus II SignalTap VHDL Verilog DDR2 QDRII RoHS lead-free industrial temperature grade AEC-Q100 LVDS AS configuration PS configuration USB-Blaster EPCS 65 nm CMOS