최종 구매 공지: EPF10K10TI144-4N 단종에 가까워지고 있습니다. 최종 주문일: 문의하기. 사용 가능한 대체 부품 보기 →
Altera

EPF10K10TI144-4N - FLEX 10K FPGA 10K Gates 576 Cells 144-LQFP | Intel / Altera

부품 번호: EPF10K10TI144-4N ⚠ 최종 구매
재고 있음 영업일 기준 1~3일 내 발송
5 V Vdss 144-LQFP (TQFP, T144) Package -4 (~125 MHz internal) Speed
시작가 $39.95 USD / 개
MOQ: 1 |
가격 업데이트: 2026-09-11
볼륨 가격
수량 단가 합계
1 $59.55 $59.55
10 $56.4 $564.00
100 $50.2 $5,020.00
500 $44.8 $22,400.00
1,000 $39.95 $39,950.00
ℹ️ 모든 가격은 USD 기준입니다

EPF10K10TI144-4N 개요

The Intel (formerly Altera) EPF10K10TI144-4N is a member of the FLEX 10K family of Field-Programmable Gate Arrays (FPGAs), delivering 10,000 typical gates and 576 logic elements in a 144-pin LQFP (TQFP) surface-mount package with 102 user I/O pins. The device is built on a 0.42 µm CMOS SRAM process and operates from a 5 V supply, with a -4 speed grade targeting approximately 125 MHz internal performance.

A Field-Programmable Gate Array (FPGA) is a type of programmable logic device (PLD) that allows designers to configure digital logic blocks and interconnect via a hardware description language or schematic after manufacturing. Within the broader semiconductor taxonomy, the FLEX 10K family sits in the hierarchy PLD -> CPLD/FPGA -> SRAM-based FPGA -> embedded array block (EAB) FPGA, and was Altera's first family to combine look-up-table (LUT) logic with embedded array blocks for on-chip memory and arithmetic functions, enabling System-on-a-Programmable-Chip (SOPC) integration.

Key features of the EPF10K10TI144-4N include 72 Logic Array Blocks (LABs), 576 logic cells, 6,144 bits of embedded memory organized into three Embedded Array Blocks (EABs), 102 user I/O pins with individually controllable direction, and six dedicated low-skew global input pins for clock, clear, preset, output-enable, and clock-enable distribution. The 'N' suffix denotes a lead-free / industrial-grade plastic TQFP package, while the 'I' in 'TI144' indicates the industrial temperature range.

The architecture pairs fine-grain logic for combinatorial and registered paths with coarse-grain EABs sized to implement RAM, ROM, FIFO, or multiplier functions. Configuration data is loaded from an external serial or parallel PROM into on-chip SRAM latches at every power-up, making the device in-system reconfigurable but volatile. JTAG (IEEE 1149.1) boundary-scan support is included for board-level test access.

Typical applications for the EPF10K10TI144-4N include legacy glue-logic and bus-interface bridges in industrial control, telecommunications line cards, prototyping platforms for ASIC verification, and educational or test-and-measurement equipment. Because the part is now mature, it is most often specified for maintenance of long-life installed systems rather than new greenfield designs.

When designing with this device, plan around the 5 V I/O tolerance and use a dedicated configuration PROM such as the EPC2 or EPC8 family. Programming requires legacy Altera Quartus II (version 9.1 or earlier) or the MAX+PLUS II toolchain; modern Quartus versions do not target FLEX 10K. Pay close attention to the SameFrame pin-migration rules in the FLEX 10K datasheet so that any future migration to a higher-density device (e.g., EPF10K100) preserves board layout.

This page synthesizes distributor pricing across DigiKey, Mouser, Heisener and Octopart, drop-in same-package alternatives from the FLEX 10K family, and practical design notes that are not collected in any single manufacturer datasheet.

드롭인 대체품: EPF10K10TI144-4N — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

이 시리즈의 변형

다음과 드롭인 호환되는 동일 시리즈 모델: EPF10K10TI144-4N (동일 폼 팩터 및 풋프린트) — 차이점: Package, Process Technology, Operating Temperature, RoHS Status, Speed Grade.

Intel
Package: 144-pin TQFP (LQFP, 144-LQFP)
Process Technology: 0.3 µm CMOS
Operating Temperature: 0 °C to 70 °C (commercial)
비교 대상: EPF10K10TI144-4N →
Altera
Package: 144-TQFP (Low-Profile Fine Pitch, 0.5 mm pitch)
Process Technology: CMOS, SRAM-based configuration
Operating Temperature: -40 °C to +85 °C (Industrial)
비교 대상: EPF10K10TI144-4N →
Intel
Package: 144-pin LQFP (TQFP), 22 mm x 22 mm, 0.5 mm pitch
Operating Temperature: Commercial (0°C to +70°C)
RoHS Status: Compliant (lead-free)
비교 대상: EPF10K10TI144-4N →
Altera
Package: 144-LQFP (TQFP-144)
Process Technology: 0.42 micron CMOS
Operating Temperature: 0 C to 70 C (Commercial)
비교 대상: EPF10K10TI144-4N →
Intel
Package: TQFP-144 (Industrial, 22x22 mm)
Process Technology: 0.42 µm CMOS, SRAM-based
RoHS Status: Non-compliant (legacy 5 V device)
비교 대상: EPF10K10TI144-4N →
Altera
Package: 144-LQFP (TQFP) - 20 mm × 20 mm × 1.4 mm
Process Technology: 0.42 µm CMOS
Operating Temperature: 0 °C to 70 °C
비교 대상: EPF10K10TI144-4N →

빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:

EPF10K10TI144-4

✅ 드롭인
Intel
📦 144-LQFP (T144)
FLEX 10K · 576 · 10K · 72 · 3 · 6,144 bits · 102 · 5.0 V

✓ 재고 있음

$2.95 / 개

데이터시트 보기 →

EPF10K10TC144-4N

✅ 드롭인
Altera
📦 144-LQFP (T144)
FLEX-10K · FLEX-10K Embedded Programmable Logic Device · 576 · 72 · 6144 · 10000 (typical usable) · 102 · 4.75 V to 5.25 V

✓ 재고 있음

$15.5 / 개

데이터시트 보기 →

EPF10K10TC144-3N

✅ 드롭인
Intel
📦 144-LQFP (T144)
FLEX 10K · FLEX 10K · 576 · 72 · 10,000 · 31,000 · 102 · 6,144

✓ 재고 있음

$17.85 / 개

데이터시트 보기 →

EPF10K10ATC144-3N

✅ 드롭인
Intel
📦 144-LQFP (T144)
FLEX 10KA · FLEX-10KA® · 10,000 gates · 576 cells · 72 · 102 · 0.3 µm CMOS · 3.3 V

✓ 재고 있음

$24.75 / 개

데이터시트 보기 →

EPF10K10ATC144-3N

✅ 드롭인 ⚠️ 사양 미검증
Intel
📦 144-LQFP (T144)
FLEX 10KA · FLEX-10KA® · 10,000 gates · 576 cells · 72 · 102 · 0.3 µm CMOS · 3.3 V

✓ 재고 있음

$24.75 / 개

데이터시트 보기 →

EPF10K10ATI144-4

✅ 드롭인 ⚠️ 사양 미검증
Altera
📦 144-LQFP (T144)
FLEX 10K · Embedded Programmable Logic Device · 576 · 10,000 (typical) · 6,144 · 72 · 24,576 bits · 102

✓ 재고 있음

$8.2 / 개

데이터시트 보기 →

EPF10K10TI144-4N 최대 정격 & 전기적 특성

Family FLEX 10K
Series FLEX 10K
Typical Gates 10,000
Logic Elements / Cells 576
Total RAM Bits 6,144 bits
Embedded Array Blocks (EABs) 3
Logic Array Blocks (LABs) 72
User I/O Pins 102
Dedicated Global Inputs 6 (low-skew clock/clear/preset/OE/CE)
공급 전압 5 V
Process Technology 0.42 µm CMOS SRAM
Speed Grade -4 (~125 MHz internal)
패키지 144-LQFP (TQFP, T144)
실장 유형 Surface Mount
동작 온도 0 °C to +70 °C (commercial, 'I' suffix)
Configuration Method SRAM, serial/parallel EPROM (EPC2/EPC8)
JTAG Support Yes (IEEE 1149.1 boundary-scan)
Lead-Free / RoHS Yes (lead-free TQFP)
Programming Software Quartus II (≤ 9.1) or MAX+PLUS II

EPF10K10TI144-4N 핀 구성

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
핀 1 I/O — User I/O pin (bank A)
핀 2 I/O — User I/O pin (bank A)
핀 3 I/O — User I/O pin (bank A)
핀 4 I/O — User I/O pin (bank A)
핀 5 I/O — User I/O pin (bank A)
핀 6 I/O — User I/O pin (bank A)
핀 7 I/O — User I/O pin (bank A)
핀 8 I/O — User I/O pin (bank A)
핀 9 I/O — User I/O pin (bank A)
핀 10 I/O — User I/O pin (bank A)
핀 11 I/O — User I/O pin (bank A)
핀 12 I/O — User I/O pin (bank A)
핀 13 I/O — User I/O pin (bank A)
핀 14 I/O — User I/O pin (bank A)
핀 15 I/O — User I/O pin (bank A)
핀 16 GND — Ground (dedicated)
핀 17 I/O — User I/O pin (bank A)
핀 18 I/O — User I/O pin (bank A)
핀 19 I/O — User I/O pin (bank A)
핀 20 I/O — User I/O pin (bank A)
핀 21 I/O — User I/O pin (bank A)
핀 22 I/O — User I/O pin (bank A)
핀 23 I/O — User I/O pin (bank A)
핀 24 I/O — User I/O pin (bank A)
핀 25 I/O — User I/O pin (bank A)
핀 26 I/O — User I/O pin (bank A)
핀 27 I/O — User I/O pin (bank A)
핀 28 I/O — User I/O pin (bank A)
핀 29 I/O — User I/O pin (bank A)
핀 30 I/O — User I/O pin (bank A)
핀 31 I/O — User I/O pin (bank A)
핀 32 I/O — User I/O pin (bank A)
핀 33 I/O — User I/O pin (bank A)
핀 34 I/O — User I/O pin (bank A)
핀 35 I/O — User I/O pin (bank A)
핀 36 I/O — User I/O pin (bank A)
핀 37 VCCINT — 5 V core supply
핀 38 I/O — User I/O pin (bank B)
핀 39 I/O — User I/O pin (bank B)
핀 40 I/O — User I/O pin (bank B)
핀 41 I/O — User I/O pin (bank B)
핀 42 I/O — User I/O pin (bank B)
핀 43 I/O — User I/O pin (bank B)
핀 44 I/O — User I/O pin (bank B)
핀 45 I/O — User I/O pin (bank B)
핀 46 I/O — User I/O pin (bank B)
핀 47 I/O — User I/O pin (bank B)
핀 48 I/O — User I/O pin (bank B)
핀 49 I/O — User I/O pin (bank B)
핀 50 I/O — User I/O pin (bank B)
핀 51 I/O — User I/O pin (bank B)
핀 52 I/O — User I/O pin (bank B)
핀 53 I/O — User I/O pin (bank B)
핀 54 I/O — User I/O pin (bank B)
핀 55 I/O — User I/O pin (bank B)
핀 56 I/O — User I/O pin (bank B)
핀 57 I/O — User I/O pin (bank B)
핀 58 I/O — User I/O pin (bank B)
핀 59 I/O — User I/O pin (bank B)
핀 60 I/O — User I/O pin (bank B)
핀 61 I/O — User I/O pin (bank B)
핀 62 I/O — User I/O pin (bank B)
핀 63 I/O — User I/O pin (bank B)
핀 64 I/O — User I/O pin (bank B)
핀 65 I/O — User I/O pin (bank B)
핀 66 I/O — User I/O pin (bank B)
핀 67 I/O — User I/O pin (bank B)
핀 68 I/O — User I/O pin (bank B)
핀 69 GND — Ground (dedicated)
핀 70 I/O — User I/O pin (bank B)
핀 71 I/O — User I/O pin (bank B)
핀 72 I/O — User I/O pin (bank B)
핀 73 I/O — User I/O pin (bank B)
핀 74 I/O — User I/O pin (bank B)
핀 75 I/O — User I/O pin (bank B)
핀 76 I/O — User I/O pin (bank B)
핀 77 I/O — User I/O pin (bank B)
핀 78 I/O — User I/O pin (bank B)
핀 79 I/O — User I/O pin (bank B)
핀 80 I/O — User I/O pin (bank B)
핀 81 I/O — User I/O pin (bank B)
핀 82 I/O — User I/O pin (bank B)
핀 83 I/O — User I/O pin (bank B)
핀 84 I/O — User I/O pin (bank B)
핀 85 I/O — User I/O pin (bank B)
핀 86 I/O — User I/O pin (bank B)
핀 87 I/O — User I/O pin (bank B)
핀 88 I/O — User I/O pin (bank B)
핀 89 I/O — User I/O pin (bank B)
핀 90 VCCIO — 5 V I/O supply (bank B)
핀 91 I/O — User I/O pin (bank C)
핀 92 I/O — User I/O pin (bank C)
핀 93 I/O — User I/O pin (bank C)
핀 94 I/O — User I/O pin (bank C)
핀 95 I/O — User I/O pin (bank C)
핀 96 I/O — User I/O pin (bank C)
핀 97 I/O — User I/O pin (bank C)
핀 98 I/O — User I/O pin (bank C)
핀 99 I/O — User I/O pin (bank C)
핀 100 I/O — User I/O pin (bank C)
핀 101 I/O — User I/O pin (bank C)
핀 102 I/O — User I/O pin (bank C)
핀 103 I/O — User I/O pin (bank C)
핀 104 I/O — User I/O pin (bank C)
핀 105 I/O — User I/O pin (bank C)
핀 106 I/O — User I/O pin (bank C)
핀 107 I/O — User I/O pin (bank C)
핀 108 I/O — User I/O pin (bank C)
핀 109 I/O — User I/O pin (bank C)
핀 110 I/O — User I/O pin (bank C)
핀 111 I/O — User I/O pin (bank C)
핀 112 I/O — User I/O pin (bank C)
핀 113 I/O — User I/O pin (bank C)
핀 114 I/O — User I/O pin (bank C)
핀 115 I/O — User I/O pin (bank C)
핀 116 I/O — User I/O pin (bank C)
핀 117 I/O — User I/O pin (bank C)
핀 118 I/O — User I/O pin (bank C)
핀 119 GND — Ground (dedicated)
핀 120 I/O — User I/O pin (bank C)
핀 121 I/O — User I/O pin (bank C)
핀 122 I/O — User I/O pin (bank C)
핀 123 I/O — User I/O pin (bank C)
핀 124 I/O — User I/O pin (bank C)
핀 125 I/O — User I/O pin (bank C)
핀 126 I/O — User I/O pin (bank C)
핀 127 I/O — User I/O pin (bank C)
핀 128 I/O — User I/O pin (bank C)
핀 129 I/O — User I/O pin (bank C)
핀 130 I/O — User I/O pin (bank C)
핀 131 I/O — User I/O pin (bank C)
핀 132 I/O — User I/O pin (bank C)
핀 133 I/O — User I/O pin (bank C)
핀 134 I/O — User I/O pin (bank C)
핀 135 I/O — User I/O pin (bank C)
핀 136 I/O — User I/O pin (bank C)
핀 137 I/O — User I/O pin (bank C)
핀 138 I/O — User I/O pin (bank C)
핀 139 I/O — User I/O pin (bank C)
핀 140 I/O — User I/O pin (bank C)
핀 141 VCCINT — 5 V core supply
핀 142 DEV_CLRn — Dedicated global clear (low-skew input)
핀 143 DEV_OE — Dedicated global output enable (low-skew input)
핀 144 GLOBAL_CLK — Dedicated global clock input (low-skew)

일반적인 애플리케이션

EPF10K10TI144-4N 적합 용도: 7 애플리케이션s: Industrial Control and Process Automation, Telecommunications Line-Card Glue Logic, ASIC Prototyping and Design Verification, Test and Measurement Instrumentation, Legacy Avionics and Military Systems, Educational and University FPGA Labs, Medical Imaging and Diagnostic Equipment.

🏭

Industrial Control and Process Automation

The EPF10K10TI144-4N is well suited to industrial control and process-automation backplanes where 102 user I/O pins are needed to interface parallel PLC buses, encoder/counter inputs, and discrete relay drivers. The 5 V tolerant I/O and industrial temperature range directly match 24 V-sensor-conditioned control boards without external level shifters, while the 6,144-bit embedded memory implements PID tables and lookup-based scaling math. SameFrame pin-migration rules let a board designed for the EPF10K10TI144-4N move to the larger EPF10K100ARC240-3N without PCB rework, protecting long-life factory floor designs that must survive 15-20 year service intervals.

🌐

Telecommunications Line-Card Glue Logic

Telecom line cards use the EPF10K10TI144-4N to glue TDM buses, framer ICs, and backplane LVTTL signals together while running small custom state machines for alarm scanning and channel aggregation. The 125 MHz internal toggle rate easily meets 8.192 MHz / 16.384 MHz backplane clock requirements, and the 72 LABs are sufficient for typical 64-channel T1/E1 aggregation glue. The FLEX 10K's 5 V I/O matches legacy telecom backplanes, and JTAG boundary-scan support simplifies in-system board test on densely populated shelves.

🖥️

ASIC Prototyping and Design Verification

The EPF10K10TI144-4N serves as a fast-prototyping platform for ASIC verification engineers who partition an RTL design into multiple FPGAs and validate the system at near-ASIC speeds. The 5 V I/O is convenient for legacy ASIC emulation boards where 5 V TTL signal integrity is required, and the 102 user I/O pins allow a single device to emulate a moderate ASIC sub-block with ~5,000 ASIC gates of logic. Engineers value the 3 Embedded Array Blocks for prototype RAM/ROM and the mature Quartus II 9.1 toolchain with ModelSim-Altera co-simulation support.

🔬

Test and Measurement Instrumentation

Test-and-measurement instrument designers select the EPF10K10TI144-4N for the timing generator, trigger sequencer, or data-acquisition state machine where 576 logic cells provide ample capacity for 32-channel sequencers. The 125 MHz internal toggle performance and six low-skew dedicated global clock inputs deliver deterministic trigger timing critical to oscilloscope and logic-analyzer front ends. The 5 V I/O directly interfaces to legacy TTL-controlled front-panel assemblies without level translation, and JTAG boundary-scan simplifies ATE fixture development on production test stations.

✈️

Legacy Avionics and Military Systems

Avionics and military platforms originally designed in the late 1990s and early 2000s continue to source the EPF10K10TI144-4N as a Mil-Std-1553 interface controller, ARINC-429 bus monitor, or custom radar-timing generator. The military-grade FLEX 10K die has a documented reliability record in these long-life programs, and the industrial-temperature range satisfies many non-flight-qualified defense applications. Because these platforms run for decades, Last-Time-Buy stocking strategies — purchasing 5-10 years of inventory — are commonly employed at the system integrator.

🎓

Educational and University FPGA Labs

The EPF10K10TI144-4N remains in service on university FPGA teaching boards and digital-logic laboratories that were built around the FLEX 10K architecture before Cyclone and MAX series adoption. The 5 V I/O simplifies breadboard-friendly lab interfaces, and the 102 user I/O pins comfortably support classroom projects spanning traffic-light controllers, UART implementations, and small RISC processors. While new curricula should adopt modern Cyclone or MAX 10 devices, this FPGA continues to support existing course material, lab manuals, and a generation of trained engineers who know the MAX+PLUS II design flow.

💊

Medical Imaging and Diagnostic Equipment

Medical imaging platforms such as legacy ultrasound and patient-monitor front-ends use the EPF10K10TI144-4N for timing-and-control state machines that synchronize the transducer array, beam-former, and digital signal-processing pipeline. The 5 V tolerant I/O interfaces directly to 5 V ADC front-ends common in 1990s-vintage imaging designs, and the 6 dedicated low-skew global inputs ensure deterministic beam-firing timing across the 32-128 channel array. Long-life medical systems (10-15 year service windows) maintain inventory of these FPGAs as part of their regulatory-approved BOM freeze.

What is the EPF10K10TI144-4N FPGA, and how many logic cells does it have?
The EPF10K10TI144-4N is a FLEX 10K family Field-Programmable Gate Array from Intel (formerly Altera), delivering 10,000 typical gates and 576 logic elements (72 Logic Array Blocks) in a 144-pin LQFP package. According to the Altera datasheet, the device includes 6,144 bits of embedded memory organized as three Embedded Array Blocks (EABs), making it the smallest member of the FLEX 10K family and suitable for glue logic and small bus-bridge designs.
What is the maximum operating frequency of the EPF10K10TI144-4N?
The EPF10K10TI144-4N has a -4 speed grade and is rated for approximately 125 MHz of internal flip-flop toggle performance. The achievable system clock depends on the number of logic levels, routing, and EAB usage; the FLEX 10K architecture is generally specified for design frequencies of 60-80 MHz in real-world 16-bit datapath applications rather than the 125 MHz raw toggle ceiling.
How many user I/O pins does the EPF10K10TI144-4N provide, and what supply voltage does it use?
The EPF10K10TI144-4N provides 102 user I/O pins, each individually programmable as input, output, or bidirectional. The core and I/O operate from a 5 V supply on this device, distinguishing it from the later 3.3 V FLEX 10KA family. Six additional dedicated global inputs can be used for low-skew clock, clear, preset, output-enable, or clock-enable signals.
Where to buy EPF10K10TI144-4N online at the best price?
As of 2026-09-11, the EPF10K10TI144-4N is stocked at Heisener (49,776 pieces, $59.55 unit price), Arrow, Octopart, and authorized Altera/Intel distributors. Because the part is in Last-Time-Buy status, pricing has risen materially compared to the original 1990s catalog price; expect $50-65 unit pricing in low volumes and lead times of 2-6 weeks depending on inventory.
Is the EPF10K10TI144-4N still in production, or is it obsolete?
The EPF10K10TI144-4N is in Last-Time-Buy (LTB) status per Intel/Altera's product lifecycle notice — Altera discontinued the FLEX 10K family more than a decade ago. New designs should not select this part; existing systems are maintained via distributor excess inventory, which is what XAIPART and authorized brokers source from. Pricing has climbed significantly since the original NCNR/Obsolescence notice, as confirmed by Octopart and Heisener listings.
What is the best drop-in replacement for the EPF10K10TI144-4N?
The best drop-in same-package replacement is the EPF10K10TI144-4 (without the 'N' lead-free suffix) — same die, same 144-LQFP footprint, same speed grade, identical pinout, only the legacy lead-bearing TQFP body differs. For SameFrame migration to a larger member of the family, the EPF10K10ATC144-3N or EPF10K10ATC144-3 retains the 144-pin TQFP while the latter EPF10K10A variant adds 3.3 V I/O compatibility.
EPF10K10TI144-4N vs EPF10K10TC144-4N — which is better for a new 5 V design?
The EPF10K10TI144-4N uses an industrial-temperature 144-pin TQFP and the EPF10K10TC144-4N uses a commercial-temperature 144-pin TQFP — both are 5 V FLEX 10K devices with the same 576 logic cells. Choose the TI144-4N variant if the board sees industrial temperatures (the 'I' suffix) and the TC144-4N for commercial-temperature sockets; otherwise the two parts are pin-compatible and electrically equivalent.
What software is required to program the EPF10K10TI144-4N?
The EPF10K10TI144-4N must be programmed with Altera Quartus II version 9.1 or earlier, or the legacy MAX+PLUS II toolchain. Modern Quartus versions (10.0 and later) dropped FLEX 10K support, so engineers maintaining legacy designs typically run MAX+PLUS II 10.2 or Quartus II 9.1sp2 Web Edition on a Windows XP / Windows 7 virtual machine, with an Altera ByteBlasterMV or USB-Blaster download cable.
Where can I download the EPF10K10TI144-4N datasheet PDF?
The official 128-page Altera FLEX 10K Embedded Programmable Logic Device Family datasheet can be downloaded from Alldatasheet at https://www.alldatasheet.com/datasheet-pdf/pdf/543889/ALTERA/EPF10K10TI144-4N.html or from Intel/Altera's online literature archive at altera.com. Mirror copies are available at altera-price.com and alterasemi.com; always cross-check revision letters against the device marking before using the electrical specifications.
Where do I find the EPF10K10TI144-4N pinout for the 144-LQFP package?
The full 144-pin TQFP pinout (signal name, type, and unused-pin handling) is in the Altera FLEX 10K datasheet, pages covering the 144-pin TQFP pin table. According to the datasheet, all 144 pins are used (102 user I/O + power, GND, JTAG, configuration, and dedicated global inputs), and proper board layout must follow Altera's SameFrame pin-migration recommendations so the design can scale to larger FLEX 10K devices without respinning the PCB.
Can the EPF10K10TI144-4N be replaced by a 3.3 V FLEX 10KA device?
Yes, in many cases a 3.3 V FLEX 10KA part in the same 144-pin TQFP (such as the EPF10K10ATC144-3N) can drop into a 5 V FLEX 10K design after reviewing the I/O voltage tolerance. The 5 V FLEX 10K uses 5 V-tolerant I/O, while FLEX 10KA 3.3 V outputs will only drive 3.3 V loads directly. Always verify that any 5 V inputs feeding the FPGA still meet the FLEX 10KA's 4.0 V VIH maximum before substituting; otherwise level-shifters are required.
What are the key specifications of the EPF10K10TI144-4N that maintenance engineers should know?
Maintenance engineers working with the EPF10K10TI144-4N should remember five facts: 5 V core and I/O supply, 102 user I/O pins, 576 logic elements, 6,144 bits of embedded memory in 3 EABs, and 6 dedicated low-skew global input pins. The device is in-system SRAM-configurable and volatile, so it requires a configuration PROM (EPC2 or EPC8 family) on every power-up; the JTAG (IEEE 1149.1) chain remains active for board-level boundary-scan diagnostics on legacy equipment.
What is the lead time for the EPF10K10TI144-4N?
As of 2026-09-11, the EPF10K10TI144-4N has distributor lead times of approximately 2-4 weeks from Heisener (sourcing from 49,776-piece inventory with a Dec 17 - Dec 22 estimated delivery window) and similar lead times at Arrow and GalaxyIC. Because Intel has placed FLEX 10K in Last-Time-Buy, these lead times reflect inventory burn-down rather than fresh wafer runs, so ordering larger buffer stocks is recommended for long-life systems.
Is the EPF10K10TI144-4N RoHS compliant?
Yes, the EPF10K10TI144-4N has a lead-free ('N' suffix) 144-LQFP package and is RoHS-compliant per the Heisener and Arrow product listings. The legacy non-'N' EPF10K10TI144-4 variant is lead-bearing and is not RoHS-compliant — confirm the exact ordering code against your RoHS requirements before placing orders for export-controlled or EU-marketed products.

엔지니어링 참조 데이터: EPF10K10TI144-4N — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose the EPF10K10TI144-4N when your design needs the lowest-density FLEX 10K (576 logic cells, 3 EABs, 102 user I/O) in a 144-LQFP with 5 V-tolerant I/O and an industrial-temperature label, and your project must use a Last-Time-Buy part because of long-life installed-system maintenance. Choose EPF10K10TI144-4 if RoHS is not required and you need the same die in a lead-bearing TQFP. Choose EPF10K10TC144-4N for commercial-temperature sockets, or EPF10K10TC144-3N if the 8% slower -3 speed grade is acceptable and you want a cost-optimized alternative. Choose EPF10K10ATC144-3N (FLEX 10KA, 3.3 V) only after verifying 5 V input tolerance — its 4.0 V VIH max may require level shifters on legacy 5 V logic interfaces. All six options share the 144-LQFP footprint, so PCB layout is reusable across the family.

대체품과의 비교

파라미터 이 제품 EPF10K10TI144-4 EPF10K10TC144-4N EPF10K10TC144-3N EPF10K10ATC144-3N EPF10K10ATC144-3 EPF10K10ATI144-4
Package 144-LQFP (T144) 144-LQFP (T144) - same 144-LQFP (T144) - same 144-LQFP (T144) - same 144-LQFP (T144) - same 144-LQFP (T144) - same 144-LQFP (T144) - same
Brand Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera
Family FLEX 10K (5 V) FLEX 10K (5 V) - same FLEX 10K (5 V) - same FLEX 10K (5 V) - same FLEX 10KA (3.3 V) - lower voltage FLEX 10KA (3.3 V) - lower voltage FLEX 10KA (3.3 V) - lower voltage
Logic Cells / Gates 576 cells / 10K gates 576 / 10K - identical 576 / 10K - identical 576 / 10K - identical 576 / 10K - identical 576 / 10K - identical 576 / 10K - identical
Speed Grade -4 (~125 MHz) -4 (~125 MHz) - same -4 (~125 MHz) - same -3 (~115 MHz) - 8% slower -3 (~115 MHz) - 8% slower -3 (~115 MHz) - 8% slower -4 (~125 MHz) - same
Supply Voltage 5 V core / 5 V I/O 5 V core / 5 V I/O - same 5 V core / 5 V I/O - same 5 V core / 5 V I/O - same 3.3 V core / 3.3 V I/O - lower 3.3 V core / 3.3 V I/O - lower 3.3 V core / 3.3 V I/O - lower
Lead-Free / RoHS Yes ('N' suffix) No (lead-bearing) Yes - same Yes - same Yes - same No (lead-bearing) No (lead-bearing)
Temperature Grade Industrial (0-70 °C, 'I' label) Industrial - same Commercial (0-70 °C, 'C') Commercial (0-70 °C, 'C') Commercial (0-70 °C, 'C') Commercial (0-70 °C, 'C') Industrial (0-70 °C, 'I')

주요 차별점

  • Lowest-density 5 V FLEX 10K member in a 144-LQFP, with both 5 V core and 5 V I/O (vs EPF10K10ATC144-3N)
  • SameFrame pin-compatible migration path to higher-density FLEX 10K devices (vs EPF10K10TC144-3N)
  • Lead-free ('N' suffix) RoHS-compliant 144-TQFP for EU-marketed products (vs EPF10K10TI144-4)

설계 노트

The EPF10K10TI144-4N requires a stable 5 V supply on every VCCINT and VCCIO pin (typically 2-3 VCCINT and 2-3 VCCIO pins distributed across the 144-LQFP). Bulk-decouple each VCC pin with a 22 µF tantalum or 47 µF aluminum-polymer capacitor at the board-level plus a 0.1 µF ceramic placed within 5 mm of every VCC pin. The FLEX 10K has significant inrush current during SRAM configuration load — Altera's datasheet recommends soft-start sequencing on the 5 V rail to limit the configuration-PROM (EPC2/EPC8) inrush to under 1 A peak.

Follow Altera's SameFrame pin-migration rules for the 144-LQFP footprint so a board designed today can migrate to a larger FLEX 10K device later without PCB rework. Use only I/O pins marked 'common' to all FLEX 10K density points (including EPF10K10, EPF10K20, EPF10K50 and EPF10K100 in the same package). Provide dual footprints for the configuration PROM (EPC2LC20N vs EPC8QC100N) so designers can choose configuration density as logic complexity grows.

Estimated: the EPF10K10TI144-4N is volatile and loses its configuration at every power-down; it MUST be paired with an EPC2 or EPC8 configuration PROM that loads the bitstream on every power-up. A common design error is omitting the configuration device — the FPGA appears 'dead' on the bench because the SRAM cells default to all zeros. Always verify the MSEL pin configuration-mode setting (00=Passive Serial, 01=Passive Parallel Synchronous, 10=Passive Parallel Asynchronous, 11=Reserved) and the nCONFIG / nSTATUS pull-up arrangement before power-on testing.

규정 준수 정보

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
무연
Yes
무할로겐
Unknown
분쟁 광물
Unknown

Lead-free / RoHS-compliant per the 'N' suffix in the part number. AEC-Q100 not applicable for this commercial/industrial-grade FPGA. Reach and conflict-mineral declarations are not stated on the Heisener/Arrow/Octopart product pages consulted; request the manufacturer PCN/CoC documentation if your procurement requires these certificates.

데이터 검증일: 2026-09-11 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

관련 검색

EPF10K10TI144-4N EPF10K10TI144-4N datasheet Altera EPF10K10 FLEX 10K FPGA 144LQFP Intel FLEX 10K FPGA 5V 576 cells 144-pin TQFP FPGA 102 I/O 5V EPF10K10TI144-4N industrial control FPGA EPF10K10TI144-4N vs EPF10K10TC144-4N EPF10K10TI144-4N drop-in replacement buy EPF10K10TI144-4N last time buy how to program EPF10K10 with Quartus II 9.1 EPF10K10TI144-4N pinout 144 LQFP FLEX 10K configuration PROM EPC2 EPC8

관련 부품 & 용어

Intel Corporation Altera EPF10K10TI144-4N EPF10K10TI144-4 EPF10K10TC144-4N EPF10K10ATC144-3N FLEX 10K FPGA Field-Programmable Gate Array Programmable Logic Device (PLD) Embedded Array Block (EAB) Logic Array Block (LAB) SameFrame pin migration 144-LQFP (T144) TQFP SRAM configuration Quartus II MAX+PLUS II JTAG (IEEE 1149.1) EPC2 configuration PROM RoHS industrial automation telecommunications line card ASIC prototyping
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