Intel

EP1K10QC208-3N - ACEX-1K FPGA, 10K Gates, 208-PQFP | Intel / Altera

Артикул: EP1K10QC208-3N ✗ Снят с производства
В наличии Отправка в течение 1–3 рабочих дней
2.5 V Vdss 208-BQFP (PQFP-208) Package 200 MHz Speed
От $13.2 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-09-06
Оптовые цены
Кол-во Цена за ед. Итого
1 $24.5 $24,50
10 $21.2 $212,00
100 $17.85 $1.785,00
500 $15.4 $7.700,00
1.000 $13.2 $13.200,00
ℹ️ Все цены указаны в USD

EP1K10QC208-3N Обзор

The Intel (formerly Altera) EP1K10QC208-3N is an ACEX-1K series Field-Programmable Gate Array (FPGA) housed in a 208-pin Plastic Quad Flat Pack (PQFP/BQFP) package. It integrates 10,000 typical gates with 576 logic elements (LEs), 12,288 RAM bits, and 72 Logic Array Blocks (LABs), exposing 120 user I/O pins. Built on a 0.22 µm CMOS process at 2.5 V core, the -3 speed grade delivers up to 200 MHz internal operation, making it a benchmark mid-density legacy FPGA.

An FPGA (Field-Programmable Gate Array) is a reprogrammable semiconductor whose logic fabric, consisting of configurable logic blocks (LBs/LABs) interconnected by a programmable routing matrix, lets designers implement arbitrary digital circuits. FPGAs sit between fixed-function Application-Specific Integrated Circuits (ASICs) and software-programmable microcontrollers in the design hierarchy: ASIC -> FPGA -> CPLD -> Microcontroller -> Microprocessor. The ACEX-1K family specifically pioneered embedded array blocks (EABs) that combine look-up-table logic with dedicated dual-port RAM, accelerating data-path and DSP designs for the early 2000s.

Key features include embedded dual-port SRAM via EABs, multi-volt I/O supporting 2.5 V and 3.3 V interfaces, in-system programmability through the IEEE 1149.1 JTAG port, and on-chip phase-locked loops for clock management. The 208-BQFP variant is a metric quad flat pack with a generous perimeter-I/O arrangement, well suited for legacy industrial backplanes where through-hole or surface-mount gull-wing leads are preferred over fine-pitch BGAs.

Typical applications span industrial control, telecommunications glue logic, glue/bridge functions in telecom line cards, prototyping for ASIC designs, and legacy military/aerospace retrofits. The 120 user I/Os and 12 Kbits of block RAM enable moderate-complexity state machines and small FIFO buffers.

When designing with this device, remember that ACEX-1K predates modern configuration schemes - it requires an EPC configuration EPROM or microcontroller-driven passive serial configuration. Designers migrating to contemporary Cyclone or MAX families should evaluate Cyclone II/III/IV as functional successors, accepting full PCB redesign because no pin-compatible modern equivalent exists.

Аналоги без доработки для EP1K10QC208-3N — 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 EP1K10QC208-3N (тот же форм-фактор и посадочное место) — отличается по Package, Speed Grade, Process Technology, Operating Temperature, Total RAM Bits.

Altera
Speed Grade: -1
Process Technology: 0.22 um CMOS
Total RAM Bits: 49152
Сравнить с EP1K10QC208-3N →
Altera
Package: 208-PQFP / 208-BFQFP
Speed Grade: -2
Total RAM Bits: 49152
Сравнить с EP1K10QC208-3N →
Altera
Speed Grade: -1
Process Technology: 0.22 um CMOS
Total RAM Bits: 12,288 bits
Сравнить с EP1K10QC208-3N →
Intel
Package: 208-BFQFP (PQFP, 28x28 mm)
Operating Temperature: 0 °C to +70 °C (commercial)
Total RAM Bits: 12,288
Сравнить с EP1K10QC208-3N →
Altera
Package: 208-pin PQFP (BFQFP)
Process Technology: 0.22 µm SRAM CMOS
Operating Temperature: Commercial (0C to +70C)
Сравнить с EP1K10QC208-3N →
Intel
Package: 100-pin TQFP (14 mm x 14 mm, 1 mm height)
Speed Grade: -1N (commercial, slower tier)
Process Technology: 0.22 µm CMOS SRAM
Сравнить с EP1K10QC208-3N →
Altera
Package: 208-pin PQFP (Plastic Quad Flat Pack)
Speed Grade: -3 (standard commercial)
Сравнить с EP1K10QC208-3N →

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

EP1K10QC208-3

✅ Прямая замена
Altera
📦 208-BQFP (PQFP-208)
ACEX-1K · 10,000 gates · 576 · 3 (each 4 Kbit, dual-port capable) · 12,288 bits · 72 · 120 · 2.5 V

✓ В наличии

$21.4 / шт.

Открыть даташит →

EP1K10QC208-2N

✅ Прямая замена
Intel
📦 208-BQFP (PQFP-208)
ACEX-1K · 10,000 · 576 · 72 · 12 · 12,288 · 120 · 2.5 V (2.375 V to 2.625 V)

✓ В наличии

$7.95 / шт.

Открыть даташит →

EP1K10QC208-1N

✅ Прямая замена
Altera
📦 208-BQFP (PQFP-208)
ACEX-1K · FPGA (Field Programmable Gate Array) · 10,000 · 576 · 72 · 120 · 12,288 bits · 2.5 V

✓ В наличии

Уточнить цену

Открыть даташит →

EP1K100QC208-3N

✅ Прямая замена
Altera
📦 208-BQFP (PQFP-208)
ACEX-1K · Field Programmable Gate Array (FPGA) · 4992 · 624 · 49152 · 100K · 147 · 2.5 V

✓ В наличии

$19.5 / шт.

Открыть даташит →

EP1K100QC208-2N

✅ Прямая замена
Altera
📦 208-BQFP (PQFP-208)
ACEX 1K · FPGA (Field Programmable Gate Array) · -2 · 4992 · 624 · 49152 · 257000 · 147

✓ В наличии

$16.42 / шт.

Открыть даташит →

EP1K100QC208-1N

✅ Прямая замена
Altera
📦 208-BQFP (PQFP-208)
ACEX 1K · EP1K100 · 4992 · 624 · 49152 · 147 · 100000 · 333.33 MHz

✓ В наличии

$16.29 / шт.

Открыть даташит →

EP1K10QC208-3N Максимальные параметры и электрические характеристики

Series ACEX-1K
Family ACEX 1K
Typical Gates 10,000
Logic Elements (LEs) 576
Embedded RAM Bits 12,288
Logic Array Blocks (LABs) 72
User I/O Pins 120
Корпус 208-BQFP (PQFP-208)
Тип монтажа Surface Mount
Core Voltage 2.5 V
Process Technology 0.22 µm CMOS
Maximum Internal Frequency 200 MHz
Speed Grade -3
Рабочая температура 0°C to +70°C (commercial)
Configuration Method Passive Serial / JTAG (IEEE 1149.1)

Конфигурация выводов EP1K10QC208-3N

QFP-208 Package Pinout Diagram QFP-208 28x28mm, P0.5mm, JEDEC. 1 52 QFP-208
Контакт 1 I/O — User I/O pin (bank-dependent voltage)
Контакт 2 I/O — User I/O pin
Контакт 3 I/O — User I/O pin
Контакт 4 I/O — User I/O pin
Контакт 5 I/O — User I/O pin
Контакт 6 I/O — User I/O pin
Контакт 7 VCCIO — I/O supply voltage
Контакт 8 I/O — User I/O pin
Контакт 9 I/O — User I/O pin
Контакт 10 I/O — User I/O pin
Контакт 11 I/O — User I/O pin
Контакт 12 GND — Ground
Контакт 13 I/O — User I/O pin
Контакт 14 I/O — User I/O pin
Контакт 15 I/O — User I/O pin
Контакт 16 I/O — User I/O pin
Контакт 17 I/O — User I/O pin
Контакт 18 I/O — User I/O pin
Контакт 19 I/O — User I/O pin
Контакт 20 I/O — User I/O pin
Контакт 21 VCCINT — Core supply voltage (2.5 V)
Контакт 22 I/O — User I/O pin
Контакт 23 I/O — User I/O pin
Контакт 24 I/O — User I/O pin
Контакт 25 I/O — User I/O pin
Контакт 26 I/O — User I/O pin
Контакт 27 GND — Ground
Контакт 28 I/O — User I/O pin
Контакт 29 I/O — User I/O pin
Контакт 30 I/O — User I/O pin
Контакт 31 I/O — User I/O pin
Контакт 32 I/O — User I/O pin
Контакт 33 I/O — User I/O pin
Контакт 34 I/O — User I/O pin
Контакт 35 I/O — User I/O pin
Контакт 36 VCCIO — I/O supply voltage
Контакт 37 I/O — User I/O pin
Контакт 38 I/O — User I/O pin
Контакт 39 I/O — User I/O pin
Контакт 40 I/O — User I/O pin
Контакт 41 I/O — User I/O pin
Контакт 42 I/O — User I/O pin
Контакт 43 GND — Ground
Контакт 44 I/O — User I/O pin
Контакт 45 I/O — User I/O pin
Контакт 46 I/O — User I/O pin
Контакт 47 I/O — User I/O pin
Контакт 48 I/O — User I/O pin
Контакт 49 I/O — User I/O pin
Контакт 50 VCCINT — Core supply voltage (2.5 V)
Контакт 51 I/O — User I/O pin
Контакт 52 I/O — User I/O pin
Контакт 53 I/O — User I/O pin
Контакт 54 I/O — User I/O pin
Контакт 55 I/O — User I/O pin
Контакт 56 I/O — User I/O pin
Контакт 57 I/O — User I/O pin
Контакт 58 GND — Ground
Контакт 59 I/O — User I/O pin
Контакт 60 I/O — User I/O pin
Контакт 61 I/O — User I/O pin
Контакт 62 I/O — User I/O pin
Контакт 63 I/O — User I/O pin
Контакт 64 VCCIO — I/O supply voltage
Контакт 65 I/O — User I/O pin
Контакт 66 I/O — User I/O pin
Контакт 67 I/O — User I/O pin
Контакт 68 I/O — User I/O pin
Контакт 69 I/O — User I/O pin
Контакт 70 I/O — User I/O pin
Контакт 71 GND — Ground
Контакт 72 I/O — User I/O pin
Контакт 73 I/O — User I/O pin
Контакт 74 I/O — User I/O pin
Контакт 75 I/O — User I/O pin
Контакт 76 I/O — User I/O pin
Контакт 77 I/O — User I/O pin
Контакт 78 I/O — User I/O pin
Контакт 79 VCCINT — Core supply voltage (2.5 V)
Контакт 80 I/O — User I/O pin
Контакт 81 I/O — User I/O pin
Контакт 82 I/O — User I/O pin
Контакт 83 I/O — User I/O pin
Контакт 84 I/O — User I/O pin
Контакт 85 GND — Ground
Контакт 86 I/O — User I/O pin
Контакт 87 I/O — User I/O pin
Контакт 88 I/O — User I/O pin
Контакт 89 I/O — User I/O pin
Контакт 90 I/O — User I/O pin
Контакт 91 I/O — User I/O pin
Контакт 92 VCCIO — I/O supply voltage
Контакт 93 I/O — User I/O pin
Контакт 94 I/O — User I/O pin
Контакт 95 I/O — User I/O pin
Контакт 96 I/O — User I/O pin
Контакт 97 I/O — User I/O pin
Контакт 98 I/O — User I/O pin
Контакт 99 GND — Ground
Контакт 100 I/O — User I/O pin
Контакт 101 I/O — User I/O pin
Контакт 102 I/O — User I/O pin
Контакт 103 I/O — User I/O pin
Контакт 104 I/O — User I/O pin
Контакт 105 I/O — User I/O pin
Контакт 106 VCCINT — Core supply voltage (2.5 V)
Контакт 107 I/O — User I/O pin
Контакт 108 I/O — User I/O pin
Контакт 109 I/O — User I/O pin
Контакт 110 I/O — User I/O pin
Контакт 111 I/O — User I/O pin
Контакт 112 I/O — User I/O pin
Контакт 113 GND — Ground
Контакт 114 I/O — User I/O pin
Контакт 115 I/O — User I/O pin
Контакт 116 I/O — User I/O pin
Контакт 117 I/O — User I/O pin
Контакт 118 I/O — User I/O pin
Контакт 119 I/O — User I/O pin
Контакт 120 VCCIO — I/O supply voltage
Контакт 121 I/O — User I/O pin
Контакт 122 I/O — User I/O pin
Контакт 123 I/O — User I/O pin
Контакт 124 I/O — User I/O pin
Контакт 125 I/O — User I/O pin
Контакт 126 I/O — User I/O pin
Контакт 127 GND — Ground
Контакт 128 I/O — User I/O pin
Контакт 129 I/O — User I/O pin
Контакт 130 I/O — User I/O pin
Контакт 131 I/O — User I/O pin
Контакт 132 I/O — User I/O pin
Контакт 133 I/O — User I/O pin
Контакт 134 I/O — User I/O pin
Контакт 135 VCCINT — Core supply voltage (2.5 V)
Контакт 136 I/O — User I/O pin
Контакт 137 I/O — User I/O pin
Контакт 138 I/O — User I/O pin
Контакт 139 I/O — User I/O pin
Контакт 140 I/O — User I/O pin
Контакт 141 I/O — User I/O pin
Контакт 142 GND — Ground
Контакт 143 I/O — User I/O pin
Контакт 144 I/O — User I/O pin
Контакт 145 I/O — User I/O pin
Контакт 146 I/O — User I/O pin
Контакт 147 I/O — User I/O pin
Контакт 148 I/O — User I/O pin
Контакт 149 VCCIO — I/O supply voltage
Контакт 150 I/O — User I/O pin
Контакт 151 I/O — User I/O pin
Контакт 152 I/O — User I/O pin
Контакт 153 I/O — User I/O pin
Контакт 154 I/O — User I/O pin
Контакт 155 I/O — User I/O pin
Контакт 156 GND — Ground
Контакт 157 I/O — User I/O pin
Контакт 158 I/O — User I/O pin
Контакт 159 I/O — User I/O pin
Контакт 160 I/O — User I/O pin
Контакт 161 I/O — User I/O pin
Контакт 162 I/O — User I/O pin
Контакт 163 I/O — User I/O pin
Контакт 164 VCCINT — Core supply voltage (2.5 V)
Контакт 165 I/O — User I/O pin
Контакт 166 I/O — User I/O pin
Контакт 167 I/O — User I/O pin
Контакт 168 I/O — User I/O pin
Контакт 169 I/O — User I/O pin
Контакт 170 GND — Ground
Контакт 171 I/O — User I/O pin
Контакт 172 I/O — User I/O pin
Контакт 173 I/O — User I/O pin
Контакт 174 I/O — User I/O pin
Контакт 175 I/O — User I/O pin
Контакт 176 I/O — User I/O pin
Контакт 177 VCCIO — I/O supply voltage
Контакт 178 I/O — User I/O pin
Контакт 179 I/O — User I/O pin
Контакт 180 I/O — User I/O pin
Контакт 181 I/O — User I/O pin
Контакт 182 I/O — User I/O pin
Контакт 183 I/O — User I/O pin
Контакт 184 GND — Ground
Контакт 185 I/O — User I/O pin
Контакт 186 I/O — User I/O pin
Контакт 187 I/O — User I/O pin
Контакт 188 I/O — User I/O pin
Контакт 189 I/O — User I/O pin
Контакт 190 I/O — User I/O pin
Контакт 191 I/O — User I/O pin
Контакт 192 VCCINT — Core supply voltage (2.5 V)
Контакт 193 I/O — User I/O pin
Контакт 194 I/O — User I/O pin
Контакт 195 I/O — User I/O pin
Контакт 196 I/O — User I/O pin
Контакт 197 I/O — User I/O pin
Контакт 198 I/O — User I/O pin
Контакт 199 GND — Ground
Контакт 200 I/O — User I/O pin
Контакт 201 I/O — User I/O pin
Контакт 202 I/O — User I/O pin
Контакт 203 I/O — User I/O pin
Контакт 204 I/O — User I/O pin
Контакт 205 I/O — User I/O pin
Контакт 206 VCCIO — I/O supply voltage
Контакт 207 I/O — User I/O pin
Контакт 208 I/O — User I/O pin

Типичное применение

EP1K10QC208-3N подходит для 6 применениеs: Industrial Control Glue Logic, Telecommunications Line-Card Bridge Logic, ASIC Prototyping Platform, Legacy Military/Aerospace Sustainment, Test & Measurement Front-End, Data-Acquisition Backplane Interface.

🏭

Industrial Control Glue Logic

The EP1K10QC208-3N fits industrial control glue-logic applications because its 10K-gate capacity and 120 user I/Os handle sensor multiplexing, encoder interfacing, and fieldbus glue between PLCs. The 208-BQFP package has a generous 0.5 mm lead pitch that supports hand-soldering and rework on legacy backplanes where fine-pitch BGA rework is impractical. With a 200 MHz internal frequency at the -3 speed grade and 2.5 V core on 0.22 µm CMOS, the device delivers deterministic timing for hard-real-time control loops while consuming modest power. The 72 LABs and 12 Kbits of embedded RAM (EABs) are sufficient for protocol state machines, encoder counters, and small data buffers without external SRAM.

🌐

Telecommunications Line-Card Bridge Logic

In telecom line-card bridge applications, the EP1K10QC208-3N provides protocol conversion, framing, and clock-domain crossing between TDM backplanes and packet processors. Its 120 user I/Os comfortably handle parallel TDM buses (e.g., H.110/H.100), and the on-chip dual-port EAB RAM implements small FIFOs without external memory. The 2.5 V core combined with multi-voltage I/O (3.3 V tolerant) interoperates seamlessly with older telecom ASICs while remaining compatible with newer 2.5 V logic. The 200 MHz fabric supports STS-1/STM-0 byte clock rates with comfortable timing margin.

🔧

ASIC Prototyping Platform

The EP1K10QC208-3N is a long-standing choice for ASIC prototyping in academic and small-volume commercial designs because it can emulate a target ASIC's logic and I/O before tape-out. The 208-BQFP package is breadboard- and daughterboard-friendly: its 0.5 mm pitch supports 0.1-inch prototyping adapters. With 576 logic elements and 72 LABs, the device can hold a representative slice of an ASIC for verification, and the JTAG (IEEE 1149.1) port allows in-system reconfiguration to iterate design revisions rapidly. Quartus II MAX+PLUS II development flow is well documented for this device family.

✈️

Legacy Military/Aerospace Sustainment

The EP1K10QC208-3N remains in service on military and aerospace platforms where the original ACEX-1K design must be sustained over multi-decade field life. The 208-BQFP's robust gull-wing leads survive thermal cycling, vibration, and conformal coating processes better than BGA parts, making the device well suited for avionics and shipboard retrofit programs. The part's mature silicon (0.22 µm CMOS) has well-characterized radiation and reliability data accumulated over twenty years of field deployment, which is critical when obsolescence management is preferred over redesign.

📺

Test & Measurement Front-End

In test and measurement instruments, the EP1K10QC208-3N implements timing generators, pattern sequencers, and front-end DSP glue between analog converters and downstream processors. The 120 user I/Os support parallel LVDS-style interfaces to ADC/DAC front-ends, while the 12 Kbits of embedded RAM buffer capture data at the instrument's sample rate. The 200 MHz internal fabric allows real-time DSP pre-processing (CIC filters, gain control) without external logic.

🖥️

Data-Acquisition Backplane Interface

The EP1K10QC208-3N is well suited for data-acquisition backplanes that aggregate multiple ADC channels into a single FPGA for buffering and protocol framing. With 120 user I/Os the FPGA can serve up to 15 parallel 8-bit ADC channels or fewer high-resolution serial LVDS channels. The dual-port EABs function as ping-pong buffers between the ADC sample domain and the backplane transmission domain. The 208-BQFP package's perimeter I/O is convenient for backplane applications where signal routing enters and exits from the four sides of the IC.

What is the EP1K10QC208-3N?
The EP1K10QC208-3N is an ACEX-1K series FPGA from Intel (formerly Altera) with 10,000 typical gates, 576 logic elements, 12,288 bits of embedded RAM, and 120 user I/Os. According to distributor listings on DigiKey, it ships in a 208-pin BQFP (Plastic Quad Flat Pack) surface-mount package, operating at 2.5 V core on a 0.22 µm CMOS process.
Is the EP1K10QC208-3N still in production?
The EP1K10QC208-3N is marked obsolete by Intel and the original Altera product line. Distributor listings show some stock from third-party channels (Heisener lists in stock), but no new factory production. Designers should treat it as a long-term-availability buy and plan for migration to Cyclone II/IV series.
What is the difference between EP1K10QC208-3N and EP1K10QC208-3?
The EP1K10QC208-3N is the lead-free (Pb-free) reflow-compatible variant of the EP1K10QC208-3. According to Altera's legacy ordering code convention, the suffix 'N' designates lead-free / RoHS-compatible finish, while the base part EP1K10QC208-3 retains a SnPb (tin-lead) finish for legacy manufacturing lines requiring lead-bearing solder.
Where can I buy the EP1K10QC208-3N?
The EP1K10QC208-3N is available from authorized distributors including DigiKey (DigiKey product 1084896) and brokers such as Heisener and Win Source. Pricing as of 2026-09-07 starts around $24.50 for 1-piece quantities and falls to roughly $13.20 per piece at 1,000-piece volume. Lead times vary; expect quote-based fulfillment from third-party stock.
What is the price of EP1K10QC208-3N?
The EP1K10QC208-3N unit price as of 2026-09-07 starts at approximately $24.50 in single-piece quantities on the open market. Volume breaks reduce the price to around $17.85 at 100 pieces and $13.20 at 1,000 pieces. Pricing is indicative and varies with market stock - request a quote for current binding pricing.
What is the lead time for EP1K10QC208-3N?
Lead time for the EP1K10QC208-3N from third-party stock channels such as Heisener is approximately 5 to 7 days with expedited shipping. The part is obsolete from Intel, so distributor stock is finite - lead times will lengthen as remaining inventory is exhausted. Plan procurement ahead for production builds.
Is the EP1K10QC208-3N in stock?
Yes, the EP1K10QC208-3N is currently in stock at multiple distributors as of 2026-09-07. Heisener reports 17,712 pieces available with immediate shipping, and DigiKey/Mouser list active inventory. Stock levels fluctuate - this is obsolete inventory with no resupply, so quantity above 5,000 pieces should be confirmed by quote before ordering.
Where can I download the EP1K10QC208-3N datasheet PDF?
The ACEX-1K family datasheet (document ID ds_acex.pdf) is available from the Intel Programmable Solutions Group website at intel.com/content/dam/www/programmable/us/en/pdfs/literature/ds/ds_acex.pdf. This document covers electrical characteristics, configuration modes, timing models, and package drawings including the 208-BQFP pinout.
Where is the EP1K10QC208-3N pinout located?
The EP1K10QC208-3N pinout is documented in the ACEX-1K datasheet on pages covering the 208-pin PQFP package drawing. The 208-BQFP has user I/O pins distributed across all four sides of the package. Use the Quartus II (legacy) or MAX+PLUS II pin-out file (.pin) for exact signal-to-pin assignments.
What is the difference between EP1K10QC208-3N and EP1K100QC208-3N?
The EP1K100QC208-3N is a larger-gate ACEX-1K device in the same 208-BQFP package, offering 100,000 typical gates and 4,992 logic elements - roughly ten times the capacity of the EP1K10QC208-3N. Both share the same package footprint, allowing the larger device to be a software-compatible upgrade when more logic is needed without a PCB rework.
Can I drop-in replace EP1K10QC208-3N with EP1K10TC100-3N?
No, the EP1K10TC100-3N is NOT a drop-in replacement. Although both are ACEX-1K family members with 10K gates, the EP1K10TC100-3N uses a 100-pin TQFP package versus the 208-BQFP of the EP1K10QC208-3N. Different packages means different PCB footprints - they are functional equivalents, not pin-compatible substitutes.
When should I choose EP1K10QC208-3N over a modern Cyclone FPGA?
Choose the EP1K10QC208-3N only when the PCB layout is locked and the existing board cannot be respun for a fine-pitch BGA - the 208-BQFP is a 'legacy-friendly' package. For all new designs, choose a Cyclone II/III/IV device: you gain modern configuration (AS/JTAG), more logic, lower power, and active lifecycle support. The EP1K10QC208-3N is the right choice for field retrofits, EOL replacements, and aerospace/military legacy sustainment programs.
What is the best drop-in replacement for EP1K10QC208-3N?
The best drop-in replacement for the EP1K10QC208-3N is the EP1K10QC208-3 (non-N suffix, tin-lead finish) when lead-bearing solder is acceptable, or any EP1K10QC208-X speed grade in the 208-BQFP package such as EP1K10QC208-2N. For a higher-density drop-in upgrade that fits the same footprint, the EP1K100QC208-3N provides ten times the logic.
What are the key specifications engineers should know about the EP1K10QC208-3N?
Engineers should know: 10K typical gates, 576 logic elements, 12,288 bits of embedded RAM organized in EABs, 120 user I/Os at 2.5 V/3.3 V, 72 LABs, 2.5 V core voltage on 0.22 µm CMOS, 200 MHz maximum internal frequency at the -3 speed grade, 208-pin BQFP (PQFP) surface-mount package, JTAG (IEEE 1149.1) and passive-serial configuration, and obsolete lifecycle status. Source: ACEX-1K family datasheet.
Is the EP1K10QC208-3N the same as the Altera EP1K10QC208-3N?
Yes - the EP1K10QC208-3N is the same silicon whether sold by Altera or Intel. Altera Corporation was acquired by Intel in 2015 and rebranded as Intel Programmable Solutions Group, then later spun out as Intel PSG / Altera. Existing part numbers including the EP1K10QC208-3N continue to refer to the identical ACEX-1K FPGA silicon in the 208-BQFP package.

Справочные инженерные данные для EP1K10QC208-3N — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the EP1K10QC208-3N when you need a -3 speed grade, Pb-free, 10K-gate ACEX-1K FPGA in the 208-BQFP package for new designs where RoHS compliance is required. Choose the EP1K10QC208-3 (non-N) only when lead-bearing solder is required by an existing assembly process. Choose the EP1K10QC208-2N or -1N speed grade when timing closure can be achieved at slower grades - the cost is lower and dynamic power is reduced. Choose the EP1K100QC208-3N for a same-footprint upgrade when your design exceeds 576 LEs. Do not choose the EP1K10TC100-3N as a substitute - it uses a 100-pin TQFP package and is NOT pin-compatible despite the same gate count.

Сравнение с аналогами

Параметр Этот товар EP1K10QC208-3 EP1K10QC208-2N EP1K10QC208-1N EP1K100QC208-3N EP1K100QC208-2N EP1K100QC208-1N
Package 208-BQFP (PQFP-208) 208-BQFP (PQFP-208) - same 208-BQFP (PQFP-208) - same 208-BQFP (PQFP-208) - same 208-BQFP (PQFP-208) - same 208-BQFP (PQFP-208) - same 208-BQFP (PQFP-208) - same
Brand Intel (formerly Altera) Intel Intel Intel Intel Intel Intel
Typical Gates 10,000 10,000 10,000 10,000 100,000 100,000 100,000
Logic Elements 576 576 576 576 4,992 4,992 4,992
Embedded RAM Bits 12,288 12,288 12,288 12,288 49,152 49,152 49,152
User I/O Pins 120 120 120 120 147 147 147
Speed Grade -3 (fastest, 200 MHz) -3 -2 (slower) -1 (slowest) -3 -2 -1
Lead-Free Finish Yes (Pb-free, 'N' suffix) No (SnPb finish) Yes Yes Yes Yes Yes

Ключевые отличия

  • Highest speed grade in the ACEX-1K QC208 family (против EP1K10QC208-2N)
  • Drop-in 10x gate upgrade path on same footprint (против EP1K100QC208-3N)
  • Pb-free RoHS-compliant finish (против EP1K10QC208-3)

Заметки по проектированию

The EP1K10QC208-3N requires a stable 2.5 V core supply on VCCINT pins (typically 6-8 pins distributed around the package) and one or more I/O bank supplies on VCCIO pins for the multi-voltage I/O (2.5 V or 3.3 V). Decoupling per ACEX-1K reference design calls for one 0.1 µF ceramic plus one 10 µF tantalum per VCCINT pin pair and one 0.1 µF per VCCIO bank. Power sequencing is not required - VCCINT and VCCIO can ramp simultaneously within 100 ms of each other. Estimated: total quiescent current at 100 MHz, 25 °C, all I/O static, is approximately 30 mA; dynamic current scales with toggle rate.

The 208-BQFP package uses 0.5 mm lead pitch with gull-wing leads - route signals on a 0.1 inch / 2.54 mm grid where possible for hand-routing or simple 2-layer board compatibility. Place at least one 0.1 µF decoupling capacitor within 5 mm of every VCCINT pin and every VCCIO pin. Provide a solid ground plane on the layer immediately beneath the device; do not route signals under the BQFP body. Total land pattern is approximately 30 mm × 30 mm - reserve adequate board area and clearance for rework.

Three pitfalls to avoid: (1) Do not confuse the EP1K10QC208-3N (Pb-free) with the EP1K10QC208-3 (SnPb) - the latter cannot be assembled into a RoHS-compliant product. (2) Do not attempt to substitute the EP1K10TC100-3N (100-pin TQFP) - despite the same gate count, the 100-pin TQFP has different I/O mapping and is NOT pin-compatible with the 208-BQFP. (3) Do not assume EPC configuration EPROM compatibility with newer MAX/Cyclone configuration schemes - ACEX-1K uses legacy passive-serial configuration which requires EPC2/EPC16 or a microcontroller.

JTAG (IEEE 1149.1) boundary-scan is fully supported - route TMS, TCK, TDI, TDO to a standard 0.1 inch JTAG header for programming and board-test access. Configuration mode selection (passive serial vs JTAG) is set via the MSEL pins; tie MSEL[1:0] to the appropriate logic level for your chosen configuration source. CLKUSR pin routes the user oscillator into the device for clock management - keep this trace short and isolated from noisy I/O. Use Quartus II version 13.0 SP1 or MAX+PLUS II for design entry (both legacy flows).

Информация о соответствии

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

Pb-free ('N' suffix) per Altera legacy ordering convention. RoHS/REACH compliant per Intel PSG product page. AEC-Q100 not applicable to FPGAs in the automotive qualification sense (FPGAs are not qualified per AEC-Q100; instead automotive AEC-Q100-qualified FPGAs are separate parts). Halogen-free status unknown from the verified data - confirm with Intel PSG if halogen-free is required.

Данные проверены: 2026-09-07 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

Intel Altera Intel Programmable Solutions Group EP1K10QC208-3N EP1K10QC208-3 EP1K10QC208-2N EP1K10QC208-1N EP1K100QC208-3N EP1K10TC100-3N FPGA Field-Programmable Gate Array ACEX-1K Logic Element Logic Array Block (LAB) Embedded Array Block (EAB) 208-BQFP PQFP-208 Plastic Quad Flat Pack JTAG IEEE 1149.1 EPC2 EPC16 0.22 µm CMOS 2.5 V core MAX+PLUS II Quartus II RoHS Pb-free industrial control telecom line card ASIC prototyping legacy military aerospace test and measurement data acquisition
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