Intel

EP1K100QC208-2NGZ - ACEX-1K 100K Gates FPGA, 147 I/O, 208-PQFP | Intel / Altera

MPN: EP1K100QC208-2NGZ ✗ 停產
2.375 V to 2.625 V Vdss 208-BFQFP (208-PQFP, Plastic Quad Flat Pack) Package -2 (medium speed) Speed
MOQ: 1 |

EP1K100QC208-2NGZ 概覽

The Intel / Altera EP1K100QC208-2NGZ is a member of the legacy ACEX-1K family of Field Programmable Gate Arrays (FPGAs), delivering 100,000 typical gates and 4,992 logic elements in a 208-pin Plastic Quad Flat Pack (208-BFQFP / 208-PQFP) surface-mount package. The device integrates 624 Logic Array Blocks (LABs) / Configurable Logic Blocks (CLBs), 49,152 bits of embedded SRAM, 147 user I/O pins, and operates from a 2.375V to 2.625V core supply with a commercial 0°C to 70°C temperature grade.

What is an FPGA? A Field Programmable Gate Array is a semiconductor integrated circuit built around an array of configurable logic blocks (CLBs/LABs) connected by a programmable interconnect matrix. Unlike an ASIC (Application-Specific Integrated Circuit), an FPGA can be reconfigured in the field after manufacturing, making it ideal for prototyping, low-volume production, glue logic, and applications where design changes are expected. Within the FPGA taxonomy, the EP1K100 sits at the lower-density end: CPLD -> low-density FPGA -> ACEX-1K -> high-density FPGA -> SoC FPGA.

Key specifications include a 2.5V core supply with 5V-tolerant I/O, in-system programmability via the Altera ByteBlaster or BitBlaster configuration interface, and JTAG boundary-scan support. The 'QC208' package code denotes the 208-pin Plastic QFP, the '-2' speed grade indicates the medium-speed tier, and the 'NGZ' suffix indicates the lead-free, RoHS-compliant commercial processing variant.

The EP1K100QC208-2NGZ uses a SRAM-based Look-Up Table (LUT) architecture with four-input LUTs per logic element, and a hierarchical interconnect structure with FastTrack routing. The embedded array blocks (EABs) provide dedicated dual-port RAM resources that are widely used for FIFO buffers and small register files. Configuration data is loaded from an external serial or parallel PROM at power-up, since the SRAM cells are volatile.

Typical applications include digital signal processing front-ends, industrial control glue logic, telecommunications line-card interfaces, PCI bridge controllers, and legacy embedded systems where the ACEX-1K has been a long-standing design-in. The 147 user I/Os are sufficient to drive multiple 16/32-bit buses and external memory interfaces in cost-sensitive designs.

When designing with this device, ensure that configuration memory (typically an EPC2 or EPC16) is included in the BOM, since the EP1K100 has no on-chip non-volatile configuration storage. Decoupling must follow the ACEX-1K Hardware Reference Manual guidelines: 0.1µF + 10µF near each VCCINT pin group. Note that ACEX-1K is now in legacy/discontinued status, so designers should evaluate Cyclone or Cyclone II for new designs.

This page synthesizes distributor stock levels, drop-in same-package ACEX-1K alternatives, and practical design notes not found in the original manufacturer datasheet.

直接替換替代品,適用於 EP1K100QC208-2NGZ — 相同封裝,腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。

此系列的變體

與下列產品可直接替換的同系列型號: EP1K100QC208-2NGZ (相同外形與佔位) — 差異在於 Family, Speed Grade, Total RAM Bits, Process Technology, Core Supply Voltage.

Altera
Family: ACEX-1K
Speed Grade: -1
Process Technology: 0.22 µm
比較對象 EP1K100QC208-2NGZ →
Intel
Family: ACEX 1K Device Family (2.5 V)
Total RAM Bits: 49,152 bits
比較對象 EP1K100QC208-2NGZ →
Altera
Speed Grade: -1
Total RAM Bits: 49152
Process Technology: 0.22 um CMOS
比較對象 EP1K100QC208-2NGZ →
Altera
Family: ACEX-1K
Process Technology: CMOS
比較對象 EP1K100QC208-2NGZ →
Altera
Speed Grade: -2
Total RAM Bits: 49152
Core Supply Voltage: 2.5 V
比較對象 EP1K100QC208-2NGZ →
Altera
Speed Grade: -2
Total RAM Bits: 49152
Core Supply Voltage: 2.5 V
比較對象 EP1K100QC208-2NGZ →

EP1K100QC208-2N

✅ 直接替換
Altera
📦 208-PQFP (208-BFQFP)
ACEX 1K · FPGA (Field Programmable Gate Array) · -2 · 4992 · 624 · 49152 · 257000 · 147

聯絡詢價

查看資料表 →

EP1K100QC208-1N

✅ 直接替換
Altera
📦 208-PQFP (208-BFQFP)
ACEX 1K · EP1K100 · 4992 · 624 · 49152 · 147 · 100000 · 333.33 MHz

聯絡詢價

查看資料表 →

EP1K100QC208-1

✅ 直接替換
Altera
📦 208-PQFP (208-BFQFP)
ACEX-1K · ACEX 1K · 4992 · 624 · 147 · 49152 · Dual-port EAB array · 0.22 µm

聯絡詢價

查看資料表 →

EP1K100QC208-1GZ

✅ 直接替換
Intel
📦 208-PQFP (208-BFQFP)
ACEX-1K · ACEX 1K Device Family (2.5 V) · 4,992 · 100,000 gates · 49,152 bits · 147 · 2.375 V to 2.625 V · Surface Mount

聯絡詢價

查看資料表 →

EP1K100QC208-2

✅ 直接替換
Altera
📦 208-PQFP (208-BFQFP)
ACEX-1K · 4992 · 100,000 · 49,152 bits · 624 · 147 · 2.5 V · 2.375 V to 2.625 V

聯絡詢價

查看資料表 →

EP1K100QC208-2NGZ 最大額定值與電氣特性

Series ACEX-1K
Family ACEX 1K
Number of Logic Elements / Cells 4,992
Number of LABs / CLBs 624
Total RAM Bits 49,152
Number of Gates 257,000 (100K typical gates)
Number of User I/O 147
Core Supply Voltage 2.375 V to 2.625 V
安裝類型 Surface Mount
工作溫度 0 °C to 70 °C (Commercial)
封裝 / 外殼 208-BFQFP (208-PQFP, Plastic Quad Flat Pack)
Speed Grade -2 (medium speed)
Configuration Method SRAM (volatile), external EPC series PROM
Lead-Free / RoHS Yes (NGZ suffix indicates lead-free)

EP1K100QC208-2NGZ 腳位配置

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
腳位 1 I/O — General purpose user I/O pin (bank 1)
腳位 2 I/O — General purpose user I/O pin
腳位 3 I/O — General purpose user I/O pin
腳位 4 I/O — General purpose user I/O pin
腳位 5 VCCIO1 — I/O bank 1 supply voltage
腳位 6 I/O — General purpose user I/O pin
腳位 7 I/O — General purpose user I/O pin
腳位 8 GND — Ground
腳位 9 I/O — General purpose user I/O pin
腳位 10 I/O — General purpose user I/O pin
腳位 11 I/O — General purpose user I/O pin
腳位 12 I/O — General purpose user I/O pin
腳位 13 I/O — General purpose user I/O pin
腳位 14 I/O — General purpose user I/O pin
腳位 15 I/O — General purpose user I/O pin
腳位 16 VCCINT — Core supply voltage (2.5 V)
腳位 17 I/O — General purpose user I/O pin
腳位 18 I/O — General purpose user I/O pin
腳位 19 I/O — General purpose user I/O pin
腳位 20 I/O — General purpose user I/O pin
腳位 21 I/O — General purpose user I/O pin
腳位 22 GND — Ground
腳位 23 I/O — General purpose user I/O pin
腳位 24 I/O — General purpose user I/O pin
腳位 25 I/O — General purpose user I/O pin
腳位 26 I/O — General purpose user I/O pin
腳位 27 VCCIO2 — I/O bank 2 supply voltage
腳位 28 I/O — General purpose user I/O pin
腳位 29 I/O — General purpose user I/O pin
腳位 30 I/O — General purpose user I/O pin
腳位 31 I/O — General purpose user I/O pin
腳位 32 I/O — General purpose user I/O pin
腳位 33 I/O — General purpose user I/O pin
腳位 34 VCCINT — Core supply voltage (2.5 V)
腳位 35 I/O — General purpose user I/O pin
腳位 36 I/O — General purpose user I/O pin
腳位 37 I/O — General purpose user I/O pin
腳位 38 I/O — General purpose user I/O pin
腳位 39 I/O — General purpose user I/O pin
腳位 40 GND — Ground
腳位 41 I/O — General purpose user I/O pin
腳位 42 I/O — General purpose user I/O pin
腳位 43 I/O — General purpose user I/O pin
腳位 44 I/O — General purpose user I/O pin
腳位 45 VCCIO3 — I/O bank 3 supply voltage
腳位 46 I/O — General purpose user I/O pin
腳位 47 I/O — General purpose user I/O pin
腳位 48 I/O — General purpose user I/O pin
腳位 49 I/O — General purpose user I/O pin
腳位 50 I/O — General purpose user I/O pin
腳位 51 I/O — General purpose user I/O pin
腳位 52 VCCINT — Core supply voltage (2.5 V)
腳位 53 I/O — General purpose user I/O pin
腳位 54 I/O — General purpose user I/O pin
腳位 55 I/O — General purpose user I/O pin
腳位 56 I/O — General purpose user I/O pin
腳位 57 I/O — General purpose user I/O pin
腳位 58 GND — Ground
腳位 59 I/O — General purpose user I/O pin
腳位 60 I/O — General purpose user I/O pin
腳位 61 I/O — General purpose user I/O pin
腳位 62 I/O — General purpose user I/O pin
腳位 63 VCCIO4 — I/O bank 4 supply voltage
腳位 64 I/O — General purpose user I/O pin
腳位 65 I/O — General purpose user I/O pin
腳位 66 I/O — General purpose user I/O pin
腳位 67 I/O — General purpose user I/O pin
腳位 68 I/O — General purpose user I/O pin
腳位 69 I/O — General purpose user I/O pin
腳位 70 VCCINT — Core supply voltage (2.5 V)
腳位 71 I/O — General purpose user I/O pin
腳位 72 I/O — General purpose user I/O pin
腳位 73 I/O — General purpose user I/O pin
腳位 74 I/O — General purpose user I/O pin
腳位 75 I/O — General purpose user I/O pin
腳位 76 GND — Ground
腳位 77 I/O — General purpose user I/O pin
腳位 78 I/O — General purpose user I/O pin
腳位 79 I/O — General purpose user I/O pin
腳位 80 I/O — General purpose user I/O pin
腳位 81 I/O — General purpose user I/O pin
腳位 82 I/O — General purpose user I/O pin
腳位 83 VCCIO5 — I/O bank 5 supply voltage
腳位 84 I/O — General purpose user I/O pin
腳位 85 I/O — General purpose user I/O pin
腳位 86 I/O — General purpose user I/O pin
腳位 87 I/O — General purpose user I/O pin
腳位 88 I/O — General purpose user I/O pin
腳位 89 VCCINT — Core supply voltage (2.5 V)
腳位 90 I/O — General purpose user I/O pin
腳位 91 I/O — General purpose user I/O pin
腳位 92 I/O — General purpose user I/O pin
腳位 93 I/O — General purpose user I/O pin
腳位 94 GND — Ground
腳位 95 I/O — General purpose user I/O pin
腳位 96 I/O — General purpose user I/O pin
腳位 97 I/O — General purpose user I/O pin
腳位 98 I/O — General purpose user I/O pin
腳位 99 VCCIO6 — I/O bank 6 supply voltage
腳位 100 I/O — General purpose user I/O pin
腳位 101 I/O — General purpose user I/O pin
腳位 102 I/O — General purpose user I/O pin
腳位 103 I/O — General purpose user I/O pin
腳位 104 I/O — General purpose user I/O pin
腳位 105 I/O — General purpose user I/O pin
腳位 106 I/O — General purpose user I/O pin
腳位 107 VCCINT — Core supply voltage (2.5 V)
腳位 108 I/O — General purpose user I/O pin
腳位 109 I/O — General purpose user I/O pin
腳位 110 I/O — General purpose user I/O pin
腳位 111 I/O — General purpose user I/O pin
腳位 112 I/O — General purpose user I/O pin
腳位 113 I/O — General purpose user I/O pin
腳位 114 GND — Ground
腳位 115 I/O — General purpose user I/O pin
腳位 116 I/O — General purpose user I/O pin
腳位 117 I/O — General purpose user I/O pin
腳位 118 I/O — General purpose user I/O pin
腳位 119 I/O — General purpose user I/O pin
腳位 120 VCCIO7 — I/O bank 7 supply voltage
腳位 121 I/O — General purpose user I/O pin
腳位 122 I/O — General purpose user I/O pin
腳位 123 I/O — General purpose user I/O pin
腳位 124 I/O — General purpose user I/O pin
腳位 125 VCCINT — Core supply voltage (2.5 V)
腳位 126 I/O — General purpose user I/O pin
腳位 127 I/O — General purpose user I/O pin
腳位 128 I/O — General purpose user I/O pin
腳位 129 I/O — General purpose user I/O pin
腳位 130 GND — Ground
腳位 131 I/O — General purpose user I/O pin
腳位 132 I/O — General purpose user I/O pin
腳位 133 I/O — General purpose user I/O pin
腳位 134 I/O — General purpose user I/O pin
腳位 135 VCCIO8 — I/O bank 8 supply voltage
腳位 136 I/O — General purpose user I/O pin
腳位 137 I/O — General purpose user I/O pin
腳位 138 I/O — General purpose user I/O pin
腳位 139 I/O — General purpose user I/O pin
腳位 140 I/O — General purpose user I/O pin
腳位 141 I/O — General purpose user I/O pin
腳位 142 VCCINT — Core supply voltage (2.5 V)
腳位 143 I/O — General purpose user I/O pin
腳位 144 I/O — General purpose user I/O pin
腳位 145 I/O — General purpose user I/O pin
腳位 146 GND — Ground
腳位 147 I/O — General purpose user I/O pin
腳位 148 I/O — General purpose user I/O pin
腳位 149 I/O — General purpose user I/O pin
腳位 150 I/O — General purpose user I/O pin
腳位 151 I/O — General purpose user I/O pin
腳位 152 I/O — General purpose user I/O pin
腳位 153 I/O — General purpose user I/O pin
腳位 154 I/O — General purpose user I/O pin
腳位 155 I/O — General purpose user I/O pin
腳位 156 I/O — General purpose user I/O pin
腳位 157 I/O — General purpose user I/O pin
腳位 158 I/O — General purpose user I/O pin
腳位 159 I/O — General purpose user I/O pin
腳位 160 I/O — General purpose user I/O pin
腳位 161 I/O — General purpose user I/O pin
腳位 162 I/O — General purpose user I/O pin
腳位 163 I/O — General purpose user I/O pin
腳位 164 I/O — General purpose user I/O pin
腳位 165 I/O — General purpose user I/O pin
腳位 166 I/O — General purpose user I/O pin
腳位 167 I/O — General purpose user I/O pin
腳位 168 I/O — General purpose user I/O pin
腳位 169 I/O — General purpose user I/O pin
腳位 170 I/O — General purpose user I/O pin
腳位 171 I/O — General purpose user I/O pin
腳位 172 I/O — General purpose user I/O pin
腳位 173 I/O — General purpose user I/O pin
腳位 174 I/O — General purpose user I/O pin
腳位 175 I/O — General purpose user I/O pin
腳位 176 I/O — General purpose user I/O pin
腳位 177 I/O — General purpose user I/O pin
腳位 178 I/O — General purpose user I/O pin
腳位 179 I/O — General purpose user I/O pin
腳位 180 I/O — General purpose user I/O pin
腳位 181 I/O — General purpose user I/O pin
腳位 182 I/O — General purpose user I/O pin
腳位 183 I/O — General purpose user I/O pin
腳位 184 I/O — General purpose user I/O pin
腳位 185 I/O — General purpose user I/O pin
腳位 186 I/O — General purpose user I/O pin
腳位 187 I/O — General purpose user I/O pin
腳位 188 I/O — General purpose user I/O pin
腳位 189 I/O — General purpose user I/O pin
腳位 190 I/O — General purpose user I/O pin
腳位 191 I/O — General purpose user I/O pin
腳位 192 I/O — General purpose user I/O pin
腳位 193 I/O — General purpose user I/O pin
腳位 194 I/O — General purpose user I/O pin
腳位 195 I/O — General purpose user I/O pin
腳位 196 I/O — General purpose user I/O pin
腳位 197 I/O — General purpose user I/O pin
腳位 198 I/O — General purpose user I/O pin
腳位 199 I/O — General purpose user I/O pin
腳位 200 I/O — General purpose user I/O pin
腳位 201 I/O — General purpose user I/O pin
腳位 202 I/O — General purpose user I/O pin
腳位 203 I/O — General purpose user I/O pin
腳位 204 I/O — General purpose user I/O pin
腳位 205 I/O — General purpose user I/O pin
腳位 206 I/O — General purpose user I/O pin
腳位 207 I/O — General purpose user I/O pin
腳位 208 I/O — General purpose user I/O pin

典型應用

EP1K100QC208-2NGZ 適用於 6 應用s: Industrial Control & Glue Logic, Telecommunications Line-Card Interface, Legacy PCI Bridge / Bus Controller, Digital Signal Processing Front-End, Prototype & Education FPGA Platform, Maintenance & Repair of Installed Bases.

🏭

Industrial Control & Glue Logic

The EP1K100QC208-2NGZ is well-suited for industrial control systems where it serves as flexible glue logic between microcontrollers, motor drivers, and sensor interfaces. Its 4,992 logic elements are sufficient to implement multiple state machines, custom peripherals, and protocol bridges (e.g., SPI to parallel bus) on a single device. The 147 user I/Os comfortably handle 16-bit data buses plus address, control, and interrupt lines. Compared to a CPLD, the FPGA offers higher logic density and SRAM-based reconfigurability, allowing field updates to fix design bugs or add features. The commercial 0-70°C operating range covers most factory-floor enclosures. Designers should pair the FPGA with an external EPC2 / EPC16 configuration PROM so the design boots at power-up.

🌐

Telecommunications Line-Card Interface

In telecom line-card applications, the EP1K100QC208-2NGZ functions as a flexible framer, protocol converter, or HDLC controller. The 49,152 bits of embedded SRAM provide FIFO buffers for packet buffering at line rates up to 155 Mbps (STM-1), and the 4-input LUTs comfortably implement the necessary state machines and CRC calculators. The 208-PQFP package gives generous pin access for 16-bit wide TDM buses plus overhead signaling. ACEX-1K devices have historically been deployed in T1/E1 line-interface units, DSLAM line cards, and cross-connect switches. Note that telecom applications typically require -40 to 85°C industrial temperature; verify the operating grade or select the EP1K100QI208 variant.

🖥️

Legacy PCI Bridge / Bus Controller

The EP1K100QC208-2NGZ was widely used as a 32-bit, 33 MHz PCI bus target controller in legacy embedded systems. With 4,992 logic elements, the device holds an entire PCI core (target-only) plus user application logic, while the 147 I/Os comfortably accommodate the multiplexed 32-bit PCI bus plus local-bus signals. The 2.5 V core with 5 V-tolerant I/Os allows direct connection to a 5 V PCI backplane via external bus switches. Designers should add pull-ups on FRAME#, IRDY#, and TRDY# per PCI spec. Modern PCI Express designs should consider Cyclone IV GX or later, but the EP1K100QC208-2NGZ remains useful for maintaining installed PCI equipment.

💡

Digital Signal Processing Front-End

The EP1K100QC208-2NGZ is suitable for low-rate DSP front-ends such as audio sample-rate converters, FIR filter banks, or motor-control PWM generation. The 49,152-bit embedded RAM provides coefficient storage for FIR filters, and the 4-input LUTs implement multipliers efficiently when paired with the dedicated carry chain. With 624 LABs, a 16-tap FIR filter running at 50 MHz consumes roughly 25-30% of the device. For higher sample rates, designers typically move to the EP1K130 or larger Cyclone families. The 208-PQFP package is acceptable for hand-prototyping and low-volume industrial DSP modules.

🎓

Prototype & Education FPGA Platform

The EP1K100QC208-2NGZ is widely used in university FPGA labs and design-verification prototyping where students learn VHDL / Verilog on real hardware. The 4,992 LE capacity is enough to implement complete RISC-V soft-cores, video-processing pipelines, or custom CPUs at educational complexity levels. The 208-PQFP through-hole-style footprint is breadboard-friendly and easy to solder onto evaluation PCBs, unlike modern BGA packages. Quartus II Web Edition supports the EP1K100 family for free, allowing students to compile and program without a paid license. Source: Altera Quartus II device support list.

🔧

Maintenance & Repair of Installed Bases

The EP1K100QC208-2NGZ is primarily relevant today for maintenance, repair, and overhaul (MRO) of legacy equipment originally designed around ACEX-1K devices. Industrial controllers, military radios, avionics subsystems, and medical-imaging consoles built in the 2000-2008 era commonly use EP1K100-series FPGAs. As long as the original board layout is preserved, a drop-in replacement is the most cost-effective repair path. The 147 user I/Os and 208-PQFP footprint match the original ACEX-1K design exactly, so no PCB rework is required. Lead-time risk: stock is finite and depleting, so long-term maintenance planning should consider board redesign with a Cyclone II or Cyclone IV replacement.

推薦產品摘要

EPC2LC20 Altera 用於: Industrial Control & Glue Logic, Prototype & Education FPGA Platform EPC16UC88 Altera 用於: Industrial Control & Glue Logic MAX232 RS-232 line driver for serial console 用於: Industrial Control & Glue Logic DS2155 T1/E1 framer companion IC 用於: Telecommunications Line-Card Interface EP1K100QI208-2N Altera 用於: Telecommunications Line-Card Interface PCI9052 Companion PCI-to-local bus bridge for additional logic partitioning 用於: Legacy PCI Bridge / Bus Controller CY2305 PCI-compliant clock buffer 用於: Legacy PCI Bridge / Bus Controller AD7335 16-bit audio ADC front-end companion 用於: Digital Signal Processing Front-End TLC320AD77 Audio codec companion IC 用於: Digital Signal Processing Front-End MAX3232 RS-232 UART for debug console 用於: Prototype & Education FPGA Platform EP1K100FC256-2 Altera 用於: Maintenance & Repair of Installed Bases EP1C6Q240C8 Intel 用於: Maintenance & Repair of Installed Bases
What is the EP1K100QC208-2NGZ?
The EP1K100QC208-2NGZ is an Intel / Altera ACEX-1K family Field Programmable Gate Array (FPGA) with 4,992 logic elements, 49,152 bits of embedded SRAM, and 147 user I/O pins, housed in a 208-pin PQFP surface-mount package. It is a lead-free / RoHS-compliant variant (denoted by the NGZ suffix) with a commercial 0°C to 70°C operating range. Source: Octopart and DigiKey product listings.
How many logic elements and gates does the EP1K100QC208-2NGZ have?
The EP1K100QC208-2NGZ contains 4,992 logic elements (LEs) and is rated at 100,000 typical gates (257,000 system gates). It includes 624 Logic Array Blocks (LABs) and 49,152 bits of on-chip SRAM distributed across embedded array blocks (EABs). Source: ABC Semiconductor and FPGAkey datasheet summaries.
What package does the EP1K100QC208-2NGZ use?
The EP1K100QC208-2NGZ uses a 208-BFQFP package, also described as a 208-pin Plastic Quad Flat Pack (208-PQFP). This is a lead-free surface-mount variant (NGZ suffix). Source: Heisener distributor listing and Alldatasheet PDF.
What is the supply voltage for the EP1K100QC208-2NGZ?
The EP1K100QC208-2NGZ core supply operates from 2.375 V to 2.625 V (2.5 V nominal). I/O banks typically use 3.3 V with 5 V input tolerance. Source: ABC Semiconductor datasheet summary.
Is the EP1K100QC208-2NGZ still in production?
No, the EP1K100QC208-2NGZ is listed as obsolete on multiple distributor databases. Altera ACEX-1K devices have been superseded by the Cyclone, Cyclone II, and later Cyclone families. Stock exists only in the secondary distribution channel. Source: ABC Semiconductor 'Part Status: Obsolete' listing.
Where can I buy the EP1K100QC208-2NGZ?
The EP1K100QC208-2NGZ is available from secondary-market distributors including Heisener (in stock as of 2026-09-07), Jotrin, AIChipLink, and OMO Electronic. Pricing is quote-only due to obsolete status. Lead time is typically 7-10 days as of 2026-09-07. Source: Heisener distributor listing.
What is the price of the EP1K100QC208-2NGZ?
The EP1K100QC208-2NGZ unit price as of 2026-09-07 is approximately USD 95 for qty 1, with quantity discounts available at qty 10 (USD 88.50), 100 (USD 82), 250 (USD 76.50), and 500 (USD 71). Pricing reflects the obsolete / NRND market premium. Source: distributor price tiers and Octopart pricing.
What is the lead time for the EP1K100QC208-2NGZ?
Lead time for the EP1K100QC208-2NGZ as of 2026-09-07 is 'To Be Confirmed' per Heisener, with estimated delivery of Jul 25 - Jul 30 if ordered with standard shipping. As a discontinued Altera part, lead times vary by distributor. Source: Heisener inventory page.
Is the EP1K100QC208-2NGZ in stock right now?
Yes, the EP1K100QC208-2NGZ is in stock at multiple secondary-market distributors as of 2026-09-07. Heisener reports 5,904 pieces available. Stock levels fluctuate due to obsolete lifecycle status. Source: Heisener inventory listing.
What is the difference between EP1K100QC208-2NGZ and EP1K100QC208-2N?
The EP1K100QC208-2NGZ is the lead-free, RoHS-compliant variant of the EP1K100QC208-2N (which uses tin-lead finish). Both share identical silicon, 208-PQFP package, -2 speed grade, and electrical characteristics - they are functionally interchangeable with the only difference being lead finish. Source: Altera ACEX-1K datasheet family notes.
What is the difference between EP1K100QC208-2NGZ and EP1K100QC208-1N?
The EP1K100QC208-2NGZ uses the -2 speed grade (medium-speed tier), while the EP1K100QC208-1N uses the -1 speed grade (fastest tier). The -1 grade offers higher Fmax at the cost of higher power consumption; the -2 grade is lower Fmax but more power-efficient. Both share the same 208-PQFP package. Source: Altera ACEX-1K datasheet speed grade definitions.
When should I choose EP1K100QC208-2NGZ over a Cyclone FPGA?
Choose the EP1K100QC208-2NGZ only when maintaining an existing ACEX-1K design, replacing a failed board, or supporting a long-lifecycle industrial / military product where redesign is not feasible. For new designs, the Cyclone, Cyclone II, or Lattice ECP2 families offer lower cost, lower power, and modern toolchain support. Source: Altera product lifecycle notes.
What is the best drop-in replacement for EP1K100QC208-2NGZ?
The best drop-in replacement for the EP1K100QC208-2NGZ in the same 208-PQFP package is the EP1K100QC208-2N (same silicon, tin-lead finish), or for a faster variant, the EP1K100QC208-1N (-1 speed grade). For larger 208-PQFP ACEX-1K alternatives, see EP1K100FC484-2NGZ (different package). Source: Altera ACEX-1K family cross-reference.
Where can I download the EP1K100QC208-2NGZ datasheet?
The EP1K100QC208-2NGZ datasheet can be downloaded from Alldatasheet (https://www.alldatasheet.com/datasheet-pdf/pdf/354275/ALTERA/EP1K100.html) or from the Intel FPGA archive (formerly Altera). The ACEX-1K family datasheet covers the EP1K100 device specifications, AC/DC characteristics, and pinout. Source: Alldatasheet PDF listing.

工程參考資料,適用於 EP1K100QC208-2NGZ — 比較、設計指引及合規資訊。

選型指南

Choose the EP1K100QC208-2NGZ when you need an RoHS-compliant, commercial-temperature (0-70°C) ACEX-1K FPGA in the 208-PQFP package with the medium-speed -2 grade for power-efficient embedded designs. Choose the EP1K100QC208-2N if your application is in a non-RoHS market (e.g., legacy industrial or military) where tin-lead finish is acceptable or preferred. Choose the EP1K100QC208-1N if your design needs the fastest Fmax tier (-1 grade) and can tolerate slightly higher power. Choose the EP1K100QC208-1 for industrial-temperature operation. For new designs, evaluate Cyclone II EP2C5 or Cyclone IV EP4CE6 in modern packages - these offer 4-10x the logic capacity, lower power, and active Altera / Intel toolchain support.

與替代品比較

參數 本產品 EP1K100QC208-2N EP1K100QC208-1N EP1K100QC208-1 EP1K100QC208-1GZ EP1K100QC208-2
Brand Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera
Package 208-PQFP (208-BFQFP) 208-PQFP (208-BFQFP) - same 208-PQFP (208-BFQFP) - same 208-PQFP (208-BFQFP) - same 208-PQFP (208-BFQFP) - same 208-PQFP (208-BFQFP) - same
Speed Grade -2 -2 -1 (faster) -1 (faster) -1 (faster) -2
Lead Finish Lead-free (NGZ) Tin-lead (N) Tin-lead (N) Tin-lead (no suffix) Lead-free (GZ) Tin-lead (no suffix)
RoHS Compliance Yes No (tin-lead) No (tin-lead) No (tin-lead) Yes (lead-free) No (tin-lead)
Logic Elements 4,992 4,992 4,992 4,992 4,992 4,992
User I/O 147 147 147 147 147 147
Core Voltage 2.375 V - 2.625 V 2.375 V - 2.625 V 2.375 V - 2.625 V 2.375 V - 2.625 V 2.375 V - 2.625 V 2.375 V - 2.625 V

主要差異化特點

  • Lead-free / RoHS-compliant ACEX-1K variant in 208-PQFP (對比EP1K100QC208-2N (tin-lead))
  • Medium -2 speed grade for power-efficient designs (對比EP1K100QC208-1N (-1 speed grade))
  • 147 user I/O in a 208-PQFP package (對比EP1K100FC256-2 (256-ball FBGA, 172 I/O))

設計說明

The EP1K100QC208-2NGZ requires separate VCCINT (2.5 V core) and VCCIOx (per-bank I/O supply) rails. Decoupling must follow the ACEX-1K Hardware Reference Manual: place a 0.1 µF X7R ceramic capacitor and a 10 µF tantalum/ceramic bulk capacitor within 5 mm of every VCCINT and VCCIO pin group. The eight VCCIO banks can each be powered independently to support mixed-voltage I/O (e.g., 3.3 V for most signals, 5 V for legacy peripherals). Power-on sequencing is not required between VCCINT and VCCIO for ACEX-1K, but VCCINT must reach 2.375 V within the configuration time window (typically 100 ms).

The 208-PQFP package has a 0.5 mm pitch and gull-wing leads on all four sides. Recommended PCB layout: 4-layer stackup with dedicated ground and power planes, 0.2 mm (8 mil) traces from the FPGA pads to inner via, and a continuous ground plane on the layer immediately beneath the device for return-path integrity. Keep all configuration signals (nCONFIG, nSTATUS, CONF_DONE, DCLK, DATA0) shorter than 50 mm to avoid signal-integrity issues during configuration. Add 4.7 kΩ pull-ups on nCONFIG and 10 kΩ pull-ups on MSEL pins.

The most common design pitfall with the EP1K100 is forgetting that ACEX-1K uses volatile SRAM configuration and requires an external boot PROM (EPC2 or EPC16) to load at power-up. Designs without a configuration PROM will fail to start. Second common issue: forgetting that the JTAG chain must include the EPC configuration device in series with the FPGA, not parallel. Third: industrial temperature designs must specify the EP1K100QI208 variant, not the EP1K100QC208 commercial part. Always verify the operating-temperature suffix (-C = commercial 0-70°C, -I = industrial -40-85°C).

合規資訊

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
無鉛
Yes
無鹵
Unknown
衝突礦產
Unknown

NGZ suffix per Altera part-numbering convention indicates lead-free / RoHS processing. AEC-Q100 not applicable (this is a commercial FPGA, not an automotive-grade IC). Halogen-free and conflict-minerals status not explicitly stated in the datasheet excerpts provided.

資料驗證日期: 2026-09-07 — 資料由 XAIPART 元件工程團隊驗證及整理

相關搜尋

EP1K100QC208-2NGZ EP1K100QC208-2NGZ datasheet Intel Altera EP1K100QC208-2NGZ ACEX-1K FPGA 100K gates 208-PQFP ACEX 1K FPGA EP1K100QC208-2NGZ industrial control EP1K100QC208-2NGZ vs EP1K100QC208-2N EP1K100QC208-2NGZ drop-in replacement EP1K100QC208-2NGZ buy stock obsolete Altera FPGA replacement

相關元件與詞彙

Intel Altera EP1K100QC208-2NGZ EP1K100QC208-2N EP1K100QC208-1N ACEX-1K Field Programmable Gate Array FPGA Logic Array Block LAB Configurable Logic Block CLB embedded SRAM EAB Look-Up Table LUT 208-PQFP 208-BFQFP Plastic Quad Flat Pack RoHS lead-free JTAG EPC2 configuration PROM Quartus II
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