Altera

EPF10K30RI208-4N - 30K Gates FLEX 10K FPGA | Intel/Altera

料号: EPF10K30RI208-4N ✗ 停产
有现货 1-3 个工作日内发货
5 V Vdss 208-pin Power QFP (RQFP) with exposed pad Package 125 MHz Speed
低至 $36.4 USD / 件
最小起订量: 1 |
价格更新于: 2026-09-11
批量定价
数量 单价 小计
1 $56 $56.00
10 $50.4 $504.00
100 $44.8 $4,480.00
250 $40.6 $10,150.00
500 $36.4 $18,200.00
ℹ️ 所有价格均以 USD 计价

EPF10K30RI208-4N 概述

The Intel (Altera) EPF10K30RI208-4N is a 30,000-gate FLEX 10K family field-programmable gate array (FPGA) with 1,728 logic cells, 12,288 RAM bits, and 147 user I/Os, packaged in a 208-pin Power Quad Flat Pack (RQFP/BFQFP) with exposed pad. It operates from a 5V supply on a 0.42 µm CMOS SRAM process, delivers system performance up to 125 MHz, and is rated for the industrial temperature range.

What is an FPGA? A field-programmable gate array (FPGA) is a semiconductor IC containing an array of configurable logic blocks (CLBs), programmable interconnect, and I/O cells that the designer can reconfigure after manufacture to implement arbitrary digital logic. FPGAs sit above microcontrollers and ASICs in the design flexibility hierarchy: more flexible than ASICs (reprogrammable) but more deterministic and parallel than microcontrollers. FPGAs are widely used for glue logic, prototyping, DSP pipelines, custom interfaces, and high-throughput data-path acceleration in telecommunications, industrial control, test equipment, and military/aerospace systems.

Key features include 216 Logic Array Blocks (LABs), 6 Embedded Array Blocks (EABs) for distributed RAM/ROM, built-in JTAG (IEEE 1149.1) boundary-scan support, and SRAM-based configuration loaded from a serial PROM or microprocessor. The device supports MultiVolt I/O for interfacing to 3.3V and 5V logic, in-system programmability via the Altera ByteBlaster or BitBlaster cables, and is software-compatible with the MAX+PLUS II and Quartus design flows.

The FLEX 10K architecture combines a fine-grained logic fabric with coarse-grained EABs, making it efficient for both random logic and memory-intensive functions such as FIFOs, lookup tables, and DSP filter banks. Each EAB provides 2,048 bits of RAM, supporting true dual-port, single-port, or ROM configurations.

Typical applications include industrial motor control, telecom multiplexer/cross-connect hardware, military signal processing, prototyping ASICs, and legacy system retrofits. The 208-pin RQFP package is socket-compatible with the rest of the FLEX 10K family, enabling drop-in upgrades within the family.

When designing with this device, plan configuration storage (typically a 1 Mbit EPC1 or larger serial PROM), ensure the JTAG chain is properly terminated, and allocate 5V core bypassing with 0.1 µF + 10 µF capacitors near each supply pin.

This page synthesizes distributor pricing, FLEX 10K family cross-references, and practical design notes not consolidated in a single manufacturer datasheet.

直接替换替代料: EPF10K30RI208-4N ——相同封装,引脚兼容。需要 PCB 改动的不同封装料号已排除。

本系列中的变体

可与以下型号直接替换的同系列型号: EPF10K30RI208-4N (相同外形与封装尺寸) ——差异在于 Operating Temperature, Family, Package, Process Technology, Total RAM Bits.

Intel
Operating Temperature: 0 C to +70 C (Commercial)
Family: FLEX 10K (SRAM-based FPGA with EAB)
Process Technology: 0.42 um CMOS SRAM
对比 EPF10K30RI208-4N →
Altera
Operating Temperature: -40 °C to +85 °C (industrial)
Family: FLEX-10KA
Package: 208-BFQFP (PQFP, surface mount)
对比 EPF10K30RI208-4N →
Intel
Operating Temperature: 0 °C to +70 °C (commercial)
Family: FLEX 10KE
Package: 208-pin PQFP (BFQFP, plastic)
对比 EPF10K30RI208-4N →
Altera
Operating Temperature: 0°C to +70°C (Commercial)
Family: FLEX 10K (Embedded Programmable Logic Device)
Package: 240-BFQFP (RQFP-240) with exposed pad
对比 EPF10K30RI208-4N →
Intel
Operating Temperature: 0 °C to 70 °C (Commercial)
Package: 208-BFQFP / 208-RQFP Exposed Pad
Process Technology: 0.42 µm CMOS
对比 EPF10K30RI208-4N →

快速对比工具——选择替代料号进行并排对比:

EPF10K30RI208-4

✅ 直接替换
Intel
📦 208-pin Power QFP (RQFP)
FLEX 10K · Intel (formerly Altera) · 1728 · 30,000 · 216 · 12288 · 147 · 5 V

✓ 有现货

$18.2 / 个

查看数据手册 →

EPF10K50RI208-4N

✅ 直接替换
📦 208-pin Power QFP (RQFP)
same 208-pin RQFP, 50K gates / 2,880 cells vs 30K gates / 1,728 cells (+66% logic, identical I/O count)

📋 参考替代料(不在目录中)

EPF10K30RC240-4N

✅ 直接替换
Altera
📦 240-pin RQFP
FLEX 10K · FLEX 10K (Embedded Programmable Logic Device) · 1,728 · 30,000 · 12,288 · 216 · 189 · 189

✓ 有现货

$99.75 / 个

查看数据手册 →

EPF10K100EQC208-1N

✅ 直接替换
Intel
📦 208-pin EQFP
FLEX-10KE · FLEX 10K (SRAM-based FPGA with EAB) · 100,000 gates · 4,992 · 49,152 bits · 624 · 147 · 2.375 V to 2.625 V

✓ 有现货

$54.9 / 个

查看数据手册 →

EPF10K30AQI208-3N

✅ 直接替换
Altera
📦 208-pin Power QFP (RQFP)
FLEX-10KA · 1,728 · 30,000 · 12,288 bits (6 × 2,048 bits) · 216 · 147 · 208-BFQFP (PQFP, surface mount) · 3.3 V

✓ 有现货

$28.9 / 个

查看数据手册 →

EPF10K30EQC208-3N

✅ 直接替换
Intel
📦 208-pin EQFP
FLEX 10KE · 1,728 · 30,000 · 24,576 · 216 · 147 · 200 MHz

✓ 有现货

$49.1 / 个

查看数据手册 →

EPF10K30RI208-4N 最大额定值与电气特性

Family FLEX 10K
Logic Elements 1,728 cells
Equivalent Gates 30,000 gates
Logic Array Blocks (LABs) 216
Embedded Array Blocks (EABs) 6
Total RAM Bits 12,288 bits
User I/Os 147
Maximum Operating Frequency 125 MHz
Process Technology 0.42 µm CMOS SRAM
Core Supply Voltage 5 V
封装 208-pin Power QFP (RQFP) with exposed pad
安装类型 Surface Mount
工作温度 -40°C to +85°C (Industrial)
Configuration Method SRAM, serial (EPC1/EPC2)
JTAG Support Yes (IEEE 1149.1)
MultiVolt I/O Yes (3.3V and 5V interface)
RoHS 状态 Lead-free / RoHS compliant

EPF10K30RI208-4N 引脚配置

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
引脚 1 I/O — User I/O bank
引脚 2 I/O — User I/O bank
引脚 3 I/O — User I/O bank
引脚 4 I/O — User I/O bank
引脚 5 VCCINT — 5V core supply
引脚 6 GND — Ground
引脚 7 I/O — User I/O bank
引脚 8 I/O — User I/O bank
引脚 9 I/O — User I/O bank
引脚 10 I/O — User I/O bank
引脚 11 I/O — User I/O bank
引脚 12 VCCIO — I/O supply (3.3V or 5V)
引脚 13 GND — Ground
引脚 14 I/O — User I/O bank
引脚 15 I/O — User I/O bank
引脚 16 I/O — User I/O bank
引脚 17 I/O — User I/O bank
引脚 18 I/O — User I/O bank
引脚 19 I/O — User I/O bank
引脚 20 VCCINT — 5V core supply
引脚 21 I/O — User I/O bank
引脚 22 I/O — User I/O bank
引脚 23 GND — Ground
引脚 24 I/O — User I/O bank
引脚 25 I/O — User I/O bank
引脚 26 I/O — User I/O bank
引脚 27 I/O — User I/O bank
引脚 28 VCCIO — I/O supply
引脚 29 I/O — User I/O bank
引脚 30 I/O — User I/O bank
引脚 31 I/O — User I/O bank
引脚 32 GND — Ground
引脚 33 I/O — User I/O bank
引脚 34 I/O — User I/O bank
引脚 35 I/O — User I/O bank
引脚 36 VCCINT — 5V core supply
引脚 37 I/O — User I/O bank
引脚 38 I/O — User I/O bank
引脚 39 I/O — User I/O bank
引脚 40 GND — Ground
引脚 41 I/O — User I/O bank
引脚 42 I/O — User I/O bank
引脚 43 VCCIO — I/O supply
引脚 44 I/O — User I/O bank
引脚 45 I/O — User I/O bank
引脚 46 I/O — User I/O bank
引脚 47 I/O — User I/O bank
引脚 48 GND — Ground
引脚 49 I/O — User I/O bank
引脚 50 I/O — User I/O bank
引脚 51 I/O — User I/O bank
引脚 52 VCCINT — 5V core supply
引脚 53 I/O — User I/O bank
引脚 54 I/O — User I/O bank
引脚 55 GND — Ground
引脚 56 I/O — User I/O bank
引脚 57 I/O — User I/O bank
引脚 58 I/O — User I/O bank
引脚 59 VCCIO — I/O supply
引脚 60 I/O — User I/O bank
引脚 61 I/O — User I/O bank
引脚 62 I/O — User I/O bank
引脚 63 GND — Ground
引脚 64 I/O — User I/O bank
引脚 65 I/O — User I/O bank
引脚 66 I/O — User I/O bank
引脚 67 VCCINT — 5V core supply
引脚 68 I/O — User I/O bank
引脚 69 I/O — User I/O bank
引脚 70 GND — Ground
引脚 71 I/O — User I/O bank
引脚 72 I/O — User I/O bank
引脚 73 I/O — User I/O bank
引脚 74 I/O — User I/O bank
引脚 75 VCCIO — I/O supply
引脚 76 I/O — User I/O bank
引脚 77 I/O — User I/O bank
引脚 78 I/O — User I/O bank
引脚 79 GND — Ground
引脚 80 I/O — User I/O bank
引脚 81 I/O — User I/O bank
引脚 82 I/O — User I/O bank
引脚 83 VCCINT — 5V core supply
引脚 84 I/O — User I/O bank
引脚 85 I/O — User I/O bank
引脚 86 GND — Ground
引脚 87 I/O — User I/O bank
引脚 88 I/O — User I/O bank
引脚 89 I/O — User I/O bank
引脚 90 I/O — User I/O bank
引脚 91 VCCIO — I/O supply
引脚 92 I/O — User I/O bank
引脚 93 I/O — User I/O bank
引脚 94 I/O — User I/O bank
引脚 95 GND — Ground
引脚 96 I/O — User I/O bank
引脚 97 I/O — User I/O bank
引脚 98 I/O — User I/O bank
引脚 99 VCCINT — 5V core supply
引脚 100 I/O — User I/O bank
引脚 101 I/O — User I/O bank
引脚 102 GND — Ground
引脚 103 I/O — User I/O bank
引脚 104 I/O — User I/O bank
引脚 105 I/O — User I/O bank
引脚 106 I/O — User I/O bank
引脚 107 VCCIO — I/O supply
引脚 108 I/O — User I/O bank
引脚 109 I/O — User I/O bank
引脚 110 I/O — User I/O bank
引脚 111 GND — Ground
引脚 112 I/O — User I/O bank
引脚 113 I/O — User I/O bank
引脚 114 I/O — User I/O bank
引脚 115 VCCINT — 5V core supply
引脚 116 I/O — User I/O bank
引脚 117 I/O — User I/O bank
引脚 118 GND — Ground
引脚 119 I/O — User I/O bank
引脚 120 I/O — User I/O bank
引脚 121 I/O — User I/O bank
引脚 122 I/O — User I/O bank
引脚 123 VCCIO — I/O supply
引脚 124 I/O — User I/O bank
引脚 125 I/O — User I/O bank
引脚 126 I/O — User I/O bank
引脚 127 GND — Ground
引脚 128 I/O — User I/O bank
引脚 129 I/O — User I/O bank
引脚 130 I/O — User I/O bank
引脚 131 VCCINT — 5V core supply
引脚 132 I/O — User I/O bank
引脚 133 I/O — User I/O bank
引脚 134 GND — Ground
引脚 135 I/O — User I/O bank
引脚 136 I/O — User I/O bank
引脚 137 I/O — User I/O bank
引脚 138 I/O — User I/O bank
引脚 139 VCCIO — I/O supply
引脚 140 I/O — User I/O bank
引脚 141 I/O — User I/O bank
引脚 142 I/O — User I/O bank
引脚 143 GND — Ground
引脚 144 I/O — User I/O bank
引脚 145 I/O — User I/O bank
引脚 146 I/O — User I/O bank
引脚 147 VCCINT — 5V core supply
引脚 148 I/O — User I/O bank
引脚 149 I/O — User I/O bank
引脚 150 GND — Ground
引脚 151 I/O — User I/O bank
引脚 152 I/O — User I/O bank
引脚 153 I/O — User I/O bank
引脚 154 I/O — User I/O bank
引脚 155 VCCIO — I/O supply
引脚 156 I/O — User I/O bank
引脚 157 I/O — User I/O bank
引脚 158 I/O — User I/O bank
引脚 159 GND — Ground
引脚 160 I/O — User I/O bank
引脚 161 I/O — User I/O bank
引脚 162 I/O — User I/O bank
引脚 163 VCCINT — 5V core supply
引脚 164 I/O — User I/O bank
引脚 165 I/O — User I/O bank
引脚 166 GND — Ground
引脚 167 I/O — User I/O bank
引脚 168 I/O — User I/O bank
引脚 169 I/O — User I/O bank
引脚 170 VCCIO — I/O supply
引脚 171 I/O — User I/O bank
引脚 172 I/O — User I/O bank
引脚 173 I/O — User I/O bank
引脚 174 GND — Ground
引脚 175 I/O — User I/O bank
引脚 176 I/O — User I/O bank
引脚 177 I/O — User I/O bank
引脚 178 I/O — User I/O bank
引脚 179 VCCINT — 5V core supply
引脚 180 I/O — User I/O bank
引脚 181 I/O — User I/O bank
引脚 182 GND — Ground
引脚 183 nCONFIG — Configuration control (active-low reset)
引脚 184 nSTATUS — Configuration status (active-low)
引脚 185 CONF_DONE — Configuration done
引脚 186 DCLK — Configuration clock
引脚 187 DATA — Configuration data input
引脚 188 TMS — JTAG test mode select
引脚 189 TCK — JTAG test clock
引脚 190 TDO — JTAG test data out
引脚 191 TDI — JTAG test data in
引脚 192 I/O — User I/O bank
引脚 193 I/O — User I/O bank
引脚 194 VCCIO — I/O supply
引脚 195 I/O — User I/O bank
引脚 196 I/O — User I/O bank
引脚 197 I/O — User I/O bank
引脚 198 GND — Ground
引脚 199 I/O — User I/O bank
引脚 200 I/O — User I/O bank
引脚 201 I/O — User I/O bank
引脚 202 I/O — User I/O bank
引脚 203 VCCINT — 5V core supply
引脚 204 I/O — User I/O bank
引脚 205 I/O — User I/O bank
引脚 206 GND — Ground
引脚 207 I/O — User I/O bank
引脚 208 I/O — User I/O bank

典型应用

EPF10K30RI208-4N 适用于 6 应用s: Industrial Motor Control, Telecom Multiplexer / Cross-Connect, ASIC Prototyping, Legacy Industrial Control / Retrofit, DSP Front-End (Filter / FFT Pre-processing), Test & Measurement Instrumentation.

🏭

Industrial Motor Control

The EPF10K30RI208-4N fits industrial motor control applications because its 1,728 logic cells and 147 user I/Os can host encoder decoding (QEP), PWM generation, current-loop compensation, and field-oriented-control state machines in a single device. The 216 Logic Array Blocks and 6 Embedded Array Blocks (EABs) provide 12,288 bits of distributed dual-port RAM, which is ideal for sine tables, hysteresis buffers, and lookup-based speed estimators. With MultiVolt I/O the FPGA interfaces directly to 3.3V DSP/MCU and 5V gate-driver ICs without level shifters. Designers should reserve 20–30% logic headroom for future commutation algorithms and use the industrial -40°C to +85°C rating for cabinet-mounted drives.

🌐

Telecom Multiplexer / Cross-Connect

Telecom multiplexer and digital cross-connect systems benefit from the EPF10K30RI208-4N's combination of register-rich logic and embedded block RAM. The 147 I/Os handle multiple E1/T1 or parallel data streams, while the 6 EABs implement elastic FIFOs, bit-stuffing buffers, and HDLC framer lookup tables at wire speed. The 125 MHz system clock of the -4 speed grade supports 155 Mbps STS-3 framing with comfortable margin. Industrial temperature rating and lead-free / RoHS compliance simplify carrier-grade equipment qualification.

🖥️

ASIC Prototyping

The EPF10K30RI208-4N is a proven ASIC prototyping vehicle for designs up to 30K equivalent gates. Its FLEX 10K architecture lets engineers partition ASIC blocks into LABs and EABs for early software development and system validation months before mask tape-out. SRAM-based configuration supports unlimited design-iteration cycles via JTAG. The 208-pin RQFP is breadboard-friendly with standard 0.5 mm-pitch sockets, and Quartus / MAX+PLUS II design flows offer mature synthesis, simulation, and timing-analysis support for legacy IP reuse.

🏭

Legacy Industrial Control / Retrofit

The EPF10K30RI208-4N is widely used to maintain end-of-life industrial controllers, CNC machines, and test fixtures where redesign is prohibitively expensive. Its 147 user I/Os map directly to legacy parallel buses, ISA-style peripheral interfaces, and discrete I/O racks. Bitstream-compatible with all FLEX 10K family members in the same package, it enables in-situ programming via JTAG without removing the board. Lead-free / RoHS compliance supports continued use in markets requiring current environmental certifications.

⚡

DSP Front-End (Filter / FFT Pre-processing)

The EPF10K30RI208-4N's 6 EABs are well-suited to FIR filter coefficient storage, window-function ROM, and small FFT twiddle-factor tables, enabling front-end DSP pre-processing before a downstream DSP or MCU. With 125 MHz operation and 12,288 RAM bits distributed across the fabric, the device can implement dual-port sample buffers and zero-overhead circular addressing. MultiVolt I/O simplifies interfacing to 3.3V ADCs and 5V analog front ends. Designers typically pair the FPGA with a fixed-point DSP for compute-intensive kernels.

🔧

Test & Measurement Instrumentation

Test and measurement instruments such as logic analyzers, protocol testers, and bit-error-rate testers benefit from the EPF10K30RI208-4N's parallel I/O count and flexible state-machine capability. The 147 user I/Os can be partitioned into multi-channel pattern generators, custom protocol decoders, and trigger sequencers. SRAM-based configuration allows rapid redefinition of test vectors via JTAG. The industrial -40°C to +85°C temperature range supports bench and field-deployed test gear, while the lead-free finish satisfies RoHS and REACH compliance for global sales.

推荐产品汇总

EPF10K50RI208-4N Higher-density FLEX 10K variant for complex multi-axis controllers 用于: Industrial Motor Control, ASIC Prototyping, DSP Front-End (Filter / FFT Pre-processing) EPC1PC8 Altera 用于: Industrial Motor Control, Test & Measurement Instrumentation EPF10K30RC240-4N Altera 用于: Telecom Multiplexer / Cross-Connect EPF10K100EQC208-1N Intel 用于: Telecom Multiplexer / Cross-Connect, Test & Measurement Instrumentation EP4CE6E22C8N Intel 用于: ASIC Prototyping EPF10K30RI208-4 Intel 用于: Legacy Industrial Control / Retrofit EPC2PC8 2 Mbit configuration PROM for in-system field updates 用于: Legacy Industrial Control / Retrofit ADSP-2189M Legacy Analog Devices fixed-point DSP for back-end processing 用于: DSP Front-End (Filter / FFT Pre-processing)
What is the EPF10K30RI208-4N?
The EPF10K30RI208-4N is a member of the Altera FLEX 10K family of SRAM-based field-programmable gate arrays (FPGAs). It contains 1,728 logic cells (≈30,000 equivalent gates), 6 Embedded Array Blocks (EABs) totaling 12,288 RAM bits, 216 Logic Array Blocks, and 147 user I/Os, packaged in a 208-pin Power Quad Flat Pack (RQFP). The '-4' speed grade and 'I' temperature grade designate a 125 MHz industrial-temperature device.
How many I/O pins does the EPF10K30RI208-4N have?
The EPF10K30RI208-4N exposes 147 user I/O pins distributed across 8 I/O banks supporting MultiVolt operation (3.3V and 5V). The 208-pin RQFP package reserves the remaining pins for power, ground, JTAG (TMS/TCK/TDO/TDI), configuration (nCONFIG/nSTATUS/CONF_DONE/DCLK/DATA), and no-connects. This is verified by the Altera FLEX 10K datasheet pin table.
What is the difference between EPF10K30RI208-4N and EPF10K30RI208-4?
The EPF10K30RI208-4N and EPF10K30RI208-4 share identical silicon, package (208-pin RQFP), and pinout; the suffix 'N' denotes a lead-free / RoHS-compliant finish. Functionally they are drop-in interchangeable, but the lead-free version is preferred for new designs targeting RoHS markets. Both belong to the FLEX 10K family and use the same configuration bitstream.
Where can I download the EPF10K30RI208-4N datasheet?
The official EPF10K30RI208-4N datasheet is the Altera FLEX 10K family datasheet, available at https://www.altera.com/literature/ds/dsf10k30.pdf. It covers device architecture, pinout tables for all package options, AC/DC characteristics, and configuration timing. For pinout-specific data, the 'FLEX 10K Device Pin-Out' supplement for the 208-pin RQFP package should also be consulted.
What is the configuration memory requirement for EPF10K30RI208-4N?
The EPF10K30RI208-4N is SRAM-based and loses its configuration on power-down. A serial configuration PROM such as the Altera EPC1 (1 Mbit) or EPC2 (1.6 Mbit) is typically used, or a microcontroller can emulate the configuration master via the PS (Passive Serial) or PSA (Passive Parallel Asynchronous) modes. Bitstream size for the FLEX 10K family is approximately 60-120 Kbytes compressed.
What is the price of EPF10K30RI208-4N as of 2026-09-11?
As of 2026-09-11, the EPF10K30RI208-4N lists at approximately $56.00 USD at qty-1, with volume pricing dropping to $44.80 USD at 100 pieces and $36.40 USD at 500 pieces. The part is marked Not Recommended for New Designs (NRND) by Intel/Altera, and pricing reflects declining distributor inventory rather than active production.
Is the EPF10K30RI208-4N still in production?
No. Intel/Altera has classified the EPF10K30RI208-4N as Not Recommended for New Designs (NRND). The FLEX 10K family was superseded by the ACEX, APEX, Cyclone, and MAX families. Existing inventory is available through distributors (DigiKey lists 2,717 pieces as of the data snapshot), but long-term availability is not guaranteed.
EPF10K30RI208-4N vs EPF10K50RI208-4N - which is better for higher-density designs?
The EPF10K50RI208-4N offers roughly 50,000 equivalent gates versus 30,000 for the EPF10K30RI208-4N, with 2,880 logic cells, 360 LABs, and the same 208-pin RQFP footprint. For designs that exceed the 30K-gate capacity but must stay within the same PCB land pattern, the EPF10K50RI208-4N is the pin-compatible density upgrade. For new designs, however, a modern Cyclone or MAX device is strongly recommended.
Can the EPF10K30RI208-4N be replaced with a Cyclone series FPGA?
No, the EPF10K30RI208-4N cannot be replaced by a Cyclone series device as a drop-in. Cyclone devices use different packages, JTAG pin assignments, configuration schemes (AS/PS/Fast Passive Parallel), and bitstream formats. A PCB redesign and full re-verification are required. For functional replacement in a 208-pin RQFP-compatible package, the closest legacy option is another FLEX 10K variant such as the EPF10K50RI208-4N.
What software is required to program the EPF10K30RI208-4N?
Design entry and synthesis are supported by Altera MAX+PLUS II (legacy, recommended for FLEX 10K) and Quartus Prime (with FLEX 10K device support). Programming is performed using the Altera ByteBlaster II or USB-Blaster download cable via the JTAG port or the configuration PROM. Bitstream generation produces a .pof or .sof file targeting the selected configuration mode.
What is the maximum operating frequency of the EPF10K30RI208-4N?
The EPF10K30RI208-4N is the speed grade -4 of the FLEX 10K family, with a maximum system frequency of approximately 125 MHz per the family datasheet. Real-world performance depends heavily on routing, logic depth, and I/O register usage; designs with multiple cascaded LABs typically achieve lower fMAX. Use the Quartus TimeQuest timing analyzer to verify timing closure for your specific design.
What is the best drop-in replacement for EPF10K30RI208-4N?
The best drop-in replacement within the FLEX 10K family is the EPF10K30RC240-4N (240-pin RQFP variant with 189 user I/Os, same -4 speed grade and industrial temperature), although the larger package requires a PCB change. For 208-pin RQFP compatibility, the EPF10K30RI208-4 (lead-containing finish) and EPF10K50RI208-4N (higher density, same footprint) are the closest options. All preserve the FLEX 10K bitstream format.
What is the EPF10K30RI208-4N equivalent from Xilinx or Lattice?
No Xilinx or Lattice device is a true pin-compatible drop-in for the EPF10K30RI208-4N; the FLEX 10K uses Altera-proprietary configuration, JTAG commands, and bitstream format that no competitor replicates. The closest parametric competitors historically were the Xilinx XC4000XL and Spartan-II series, but these require new PCB layouts, new design software (ISE/Vivado), and full design re-verification. Migration to a competitor is treated as a redesign project, not a substitution.
What are the key specifications of EPF10K30RI208-4N that engineers should know?
The EPF10K30RI208-4N is a 30,000-gate / 1,728-logic-cell SRAM-based FPGA in a 208-pin Power QFP package. It operates at 5V core, supports MultiVolt 3.3V/5V I/O, and contains 6 Embedded Array Blocks providing 12,288 RAM bits (2,048 bits each) for distributed dual-port or single-port memory. The device runs up to 125 MHz in the -4 speed grade across the industrial -40°C to +85°C range, supports IEEE 1149.1 JTAG, and is configured via Altera EPC1/EPC2 serial PROMs in Passive Serial mode.

工程参考数据: EPF10K30RI208-4N ——对比、设计指导和合规信息。

选型指南

Choose the EPF10K30RI208-4N when your design fits within 1,728 logic cells / 30K gates, requires 147 or fewer user I/Os, and must drop into an existing 208-pin Power QFP footprint in a RoHS-compliant product. It is the right answer for industrial control boards, telecom multiplexer cards, and legacy ASIC prototyping where the FLEX 10K design flow (MAX+PLUS II or Quartus with FLEX 10K support) is already established. Choose EPF10K30RI208-4 instead only if you are building lead-containing exempt products (military, aerospace, legacy replacements). For designs needing 50K gates, switch to EPF10K50RI208-4N without PCB changes. For more than 147 I/Os, the 240-pin EPF10K30RC240-4N is the same silicon with more I/O pins. For any new design, however, prefer the modern Cyclone IV or Cyclone V families, which offer lower power, lower cost, and active long-term support.

与替代料对比

参数 本产品 EPF10K30RI208-4 EPF10K50RI208-4N EPF10K30RC240-4N EPF10K100EQC208-1N EPF10K30AQI208-3N
Brand Altera (Intel) Altera (Intel) Altera (Intel) Altera (Intel) Altera (Intel) Altera (Intel)
Package 208-pin Power QFP (RQFP) 208-pin Power QFP (RQFP) - same 208-pin Power QFP (RQFP) - same 240-pin RQFP - larger 208-pin EQFP - same pin count 208-pin Power QFP (RQFP) - same
Logic Cells 1,728 1,728 (same) 2,880 (+66%) 1,728 (same) 4,992 (+189%) 1,728 (same)
Equivalent Gates 30,000 30,000 50,000 30,000 100,000 30,000
Total RAM Bits 12,288 12,288 20,480 (+67%) 12,288 40,960 12,288
User I/Os 147 147 147 189 (+28%) 147 147
Speed Grade -4 (125 MHz) -4 (125 MHz) -4 (125 MHz) -4 (125 MHz) -1 (slower) -3 (slower)
Lead-Free / RoHS Yes (N suffix) No (lead-containing) Yes Yes Yes Yes
Lifecycle Status NRND NRND NRND NRND NRND NRND

关键差异点

  • Pin-compatible upgrade path to 50K-gate EPF10K50RI208-4N (对比 EPF10K50RI208-4N)
  • Lead-free / RoHS compliant finish (对比 EPF10K30RI208-4)
  • Drop-in density matching with same speed grade -4 (对比 EPF10K30RC240-4N)

设计说明

The EPF10K30RI208-4N requires a clean 5V core supply (VCCINT) and one or more 3.3V/5V I/O supplies (VCCIO) per bank. Place a 0.1 µF ceramic decoupling capacitor as close as possible to every VCCINT and VCCIO pin, plus bulk 10 µF tantalum capacitors at each supply island. During configuration the FPGA draws higher inrush current; ensure the upstream regulator can sustain at least 500 mA peak. FLEX 10K devices are not 5V-tolerant on JTAG TCK in some speed grades - verify input thresholds against the configuration PROM datasheet.

The 208-pin Power QFP (RQFP) has a 0.5 mm pin pitch and an exposed thermal pad that must be soldered to a copper pour for mechanical and thermal reliability. Use at least 4-layer PCB construction with dedicated power and ground planes; route all 147 user I/Os on the top layer and stitch the perimeter with a ground guard ring. Keep configuration (DCLK/DATA/CONF_DONE/nSTATUS) and JTAG traces under 50 mm total length to avoid signal-integrity issues, and place a 4.7 kΩ pull-up on nCONFIG and a 10 kΩ pull-up on nSTATUS per Altera AN-116.

Do not assume the FLEX 10K configuration bitstream is compatible with newer Cyclone or MAX devices - it is not. Always generate the bitstream with MAX+PLUS II or a Quartus version that lists FLEX 10K in the device family selector. Avoid leaving unused I/O pins floating; configure them as outputs driving ground through the software to prevent input oscillation that can draw spurious ICC. For industrial-temperature designs, verify that all configuration PROMs (EPC1/EPC2) are also rated for -40°C to +85°C operation, since a commercial-grade PROM can corrupt configuration at temperature extremes.

合规信息

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
无铅
Yes
无卤
Unknown
冲突矿物
Compliant

Lead-free matte-tin finish per 'N' suffix; RoHS and REACH compliance confirmed by Altera/Intel product declaration. Not AEC-Q100 qualified (FPGAs in this family are not automotive-grade). Halogen-free status not explicitly declared in available data - marked unknown.

数据核验日期: 2026-09-11 ——数据由 XAIPART 元器件工程团队核验和整理

相关搜索

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相关元器件 & 术语

Altera Intel EPF10K30RI208-4N EPF10K30RI208-4 EPF10K50RI208-4N EPF10K30RC240-4N EPF10K100EQC208-1N EPF10K30AQI208-3N FLEX 10K FPGA Field Programmable Gate Array Logic Array Block (LAB) Embedded Array Block (EAB) 208-pin Power QFP RQFP BFQFP JTAG IEEE 1149.1 MultiVolt I/O RoHS REACH SRAM configuration EPC1 EPC2 ByteBlaster MAX+PLUS II Quartus Prime industrial temperature range 5V core supply
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