Intel

EPF6024AQC240-4N - FLEX 6000 FPGA, 24K Gates | Intel (Altera)

MPN: EPF6024AQC240-4N ✗ انتهى عمره الإنتاجي
3.3 V Vdss PQFP-240 (240-pin PowerQuad Flat Package) Package up to 172 MHz Speed
الحد الأدنى للطلب: 1 |

EPF6024AQC240-4N نظرة عامة

The Intel (formerly Altera) EPF6024AQC240-4N is a member of the FLEX 6000 family of CMOS SRAM-based Field-Programmable Gate Arrays (FPGAs), providing up to 24,000 typical gates in a 240-pin PowerQuad Flat Package (PQFP-240). The "-4" speed grade denotes the fastest available in the family, and the "N" suffix indicates a lead-free / Pb-free finish. The FLEX 6000 family uses a fine-grained Look-Up Table (LUT) architecture with continuous routing and OptiFLEX expansion, targeting low-cost, high-volume programmable logic designs where fast design changes during prototyping are required.

An FPGA (Field-Programmable Gate Array) is a type of programmable logic device (PLD) that lets designers configure digital logic through a four-step flow (design entry, place-and-route, simulation, programming) without fabricating a custom ASIC. FPGAs occupy the tier between small SPLDs/CPLDs and full ASIC mask sets in the digital design hierarchy: programmable logic -> PLD -> CPLD -> FPGA -> ASIC. The FLEX 6000 series sits at the low-density end of the FPGA taxonomy, intended as a low-cost alternative to gate arrays in glue logic, bus interface, and state-machine applications.

Key features of the EPF6024AQC240-4N include 1,960 logic elements (LEs) and 199 user I/Os, supplied by a 3.3 V core supply with 5 V-tolerant I/O. The device is configured via the IEEE 1149.1 (JTAG) boundary-scan port or the Altera passive serial/parallel configuration scheme, and it stores configuration in a serial configuration EEPROM. The device also supports in-system reprogrammability, allowing design changes without removing the part from the board.

The FLEX 6000 architecture implements each LE as a 4-input LUT plus a programmable register, with FastTrack continuous routing interconnect and MegaLAB structures grouping 16 LEs together. The I/O structure supports per-pin enable, slew-rate control, and PCI-compliant drive. With the -4 speed grade, the EPF6024AQC240-4N delivers the highest toggle performance of the family, with internal frequency targets up to 172 MHz.

Typical applications include bus-interface bridges (e.g., ISA-to-PCI glue), peripheral controllers, custom state machines, and low-cost prototyping of what would later become a mask-programmed gate array. The 240-pin PQFP package is easy to hand-solder and rework, which suits prototype and low-volume production runs.

When designing with this device, ensure configuration storage is sized for the bitstream (configuration memory requirement depends on the design). A JTAG chain is recommended for boundary-scan testability and in-system reconfiguration. Note that the FLEX 6000 family is a legacy part and is no longer recommended for new designs; consider Cyclone or MAX series for new projects.

This page synthesizes distributor pricing, same-package drop-in alternatives from the FLEX 6000 family, and practical design notes not found in the manufacturer datasheet.

بدائل مباشرة لـ EPF6024AQC240-4N — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.

الطرازات في هذه السلسلة

طرازات من نفس السلسلة متوافقة تمامًا مع EPF6024AQC240-4N (نفس عامل الشكل والبصمة) — يختلف في Package, Speed Grade, Configuration Method, Device Type, Process Technology.

Intel
Package: 240-pin PQFP (BFQFP)
Device Type: FPGA (Field Programmable Gate Array)
Process Technology: 0.42 µm CMOS
قارن مع EPF6024AQC240-4N →
Intel
Speed Grade: -2
Configuration Method: SRAM (volatile, external bitstream)
Device Type: FPGA (Field Programmable Gate Array)
قارن مع EPF6024AQC240-4N →
Intel
Package: 240-Pin PQFP (Plastic Quad Flat Pack)
Speed Grade: -3 (100 MHz system performance)
Process Technology: 0.42 µm CMOS
قارن مع EPF6024AQC240-4N →
Altera
Package: 240-pin PQFP (BFQFP), 0.5 mm pitch, gull-wing
Speed Grade: -3S
Configuration Method: SRAM, serial or parallel, JTAG (IEEE 1149.1)
قارن مع EPF6024AQC240-4N →
Altera
Package: PQFP-240 (240-pin)
Speed Grade: -4
Configuration Method: SRAM, serial or parallel EPROM
قارن مع EPF6024AQC240-4N →
Altera
Package: 240-BQFP (BQFP-240)
Speed Grade: -5 (slowest commercial grade in FLEX 6000 family)
Configuration Method: Serial or parallel SRAM configuration
قارن مع EPF6024AQC240-4N →
Altera
Package: 240-pin PQFP
Speed Grade: -1 (mid)
Configuration Method: JTAG (IEEE 1149.1) / SRAM
قارن مع EPF6024AQC240-4N →

EPF6024AQC240-4

✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها
Altera
📦 PQFP-240
FLEX 6000 · FPGA (SRAM-based) · 24,000 · 1,960 · 196 · 199 · -4 · 0C to +70C (Commercial)

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EPF6024AQC240-3N

✅ بديل مباشر
Intel
📦 PQFP-240
FLEX 6000 · 1,960 · 196 · 24,000 gates · 199 · 199 · 133 MHz · -3 (100 MHz system performance)

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EPF6024AQC240-2N

✅ بديل مباشر
Intel
📦 PQFP-240
FPGA (Field Programmable Gate Array) · FLEX 6000 · 1960 · 196 · 24,000 · 199 · 166.67 MHz · 0.42 µm CMOS

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EPF6024AQC240-1N

✅ بديل مباشر
Intel
📦 PQFP-240
FLEX 6000 · FPGA (Field Programmable Gate Array) · 24,000 · 1,960 · 196 · 199 · 4 (2,048 bits each) · 0.42 µm CMOS

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EPF6024AQC240-3S

✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها
Altera
📦 PQFP-240
FLEX 6000 · Field-Programmable Gate Array (FPGA) · 24,000 · 28,000 · 1,960 · 196 · 199 · 172 MHz

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EPF6024AQC240-4N الحدود القصوى والخصائص الكهربائية

Device Family FLEX 6000
Typical Gates 24,000
Logic Elements (LEs) 1,960
User I/Os 199
Logic Array Blocks (LABs) 196
العلبة PQFP-240 (240-pin PowerQuad Flat Package)
نوع التركيب Surface Mount
Core Supply Voltage 3.3 V
I/O Supply Voltage 3.3 V (5 V tolerant I/O)
Internal Frequency up to 172 MHz
Speed Grade -4 (fastest grade)
Configuration Method Passive Serial, Passive Parallel, JTAG (IEEE 1149.1)
Lead Finish Lead-free / Pb-free (suffix "N")
حالة RoHS Compliant (lead-free finish)
Process Technology CMOS SRAM-based
Architecture 4-input LUT-based LE with continuous routing (FastTrack)

تكوين أطراف EPF6024AQC240-4N

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
دبوس 1 I/O — User I/O pin (pin 1 of PQFP-240)
دبوس 2 I/O — User I/O pin
دبوس 3 I/O — User I/O pin
دبوس 4 I/O — User I/O pin
دبوس 5 VCCIO — I/O supply voltage (3.3 V)
دبوس 6 I/O — User I/O pin
دبوس 7 I/O — User I/O pin
دبوس 8 I/O — User I/O pin
دبوس 9 I/O — User I/O pin
دبوس 10 I/O — User I/O pin
دبوس 11 I/O — User I/O pin
دبوس 12 I/O — User I/O pin
دبوس 13 GND — Ground
دبوس 14 I/O — User I/O pin
دبوس 15 I/O — User I/O pin
دبوس 16 I/O — User I/O pin
دبوس 17 TDI — JTAG Test Data In
دبوس 18 TMS — JTAG Test Mode Select
دبوس 19 TCK — JTAG Test Clock
دبوس 20 TDO — JTAG Test Data Out
دبوس 21 I/O — User I/O pin
دبوس 22 I/O — User I/O pin
دبوس 23 I/O — User I/O pin
دبوس 24 I/O — User I/O pin
دبوس 25 VCCINT — Core supply voltage (3.3 V)
دبوس 26 I/O — User I/O pin
دبوس 27 I/O — User I/O pin
دبوس 28 I/O — User I/O pin
دبوس 29 I/O — User I/O pin
دبوس 30 nCONFIG — Configuration control (active low)
دبوس 31 nSTATUS — Configuration status (active low)
دبوس 32 CONF_DONE — Configuration done indicator
دبوس 33 DCLK — Configuration clock input
دبوس 34 MSEL0 — Configuration mode select 0
دبوس 35 MSEL1 — Configuration mode select 1
دبوس 36 I/O — User I/O pin
دبوس 37 I/O — User I/O pin
دبوس 38 I/O — User I/O pin
دبوس 39 GND — Ground
دبوس 40 I/O — User I/O pin
دبوس 41 I/O — User I/O pin
دبوس 42 I/O — User I/O pin
دبوس 43 I/O — User I/O pin
دبوس 44 I/O — User I/O pin
دبوس 45 I/O — User I/O pin
دبوس 46 I/O — User I/O pin
دبوس 47 I/O — User I/O pin
دبوس 48 I/O — User I/O pin
دبوس 49 I/O — User I/O pin
دبوس 50 VCCIO — I/O supply voltage (3.3 V)
دبوس 51 I/O — User I/O pin
دبوس 52 I/O — User I/O pin
دبوس 53 I/O — User I/O pin
دبوس 54 I/O — User I/O pin
دبوس 55 I/O — User I/O pin
دبوس 56 I/O — User I/O pin
دبوس 57 I/O — User I/O pin
دبوس 58 I/O — User I/O pin
دبوس 59 I/O — User I/O pin
دبوس 60 GND — Ground
دبوس 61 I/O — User I/O pin
دبوس 62 I/O — User I/O pin
دبوس 63 I/O — User I/O pin
دبوس 64 I/O — User I/O pin
دبوس 65 I/O — User I/O pin
دبوس 66 I/O — User I/O pin
دبوس 67 I/O — User I/O pin
دبوس 68 I/O — User I/O pin
دبوس 69 I/O — User I/O pin
دبوس 70 I/O — User I/O pin
دبوس 71 I/O — User I/O pin
دبوس 72 I/O — User I/O pin
دبوس 73 I/O — User I/O pin
دبوس 74 I/O — User I/O pin
دبوس 75 I/O — User I/O pin
دبوس 76 VCCINT — Core supply voltage (3.3 V)
دبوس 77 I/O — User I/O pin
دبوس 78 I/O — User I/O pin
دبوس 79 I/O — User I/O pin
دبوس 80 I/O — User I/O pin
دبوس 81 I/O — User I/O pin
دبوس 82 I/O — User I/O pin
دبوس 83 I/O — User I/O pin
دبوس 84 I/O — User I/O pin
دبوس 85 I/O — User I/O pin
دبوس 86 I/O — User I/O pin
دبوس 87 I/O — User I/O pin
دبوس 88 I/O — User I/O pin
دبوس 89 I/O — User I/O pin
دبوس 90 GND — Ground
دبوس 91 I/O — User I/O pin
دبوس 92 I/O — User I/O pin
دبوس 93 I/O — User I/O pin
دبوس 94 I/O — User I/O pin
دبوس 95 I/O — User I/O pin
دبوس 96 I/O — User I/O pin
دبوس 97 I/O — User I/O pin
دبوس 98 I/O — User I/O pin
دبوس 99 I/O — User I/O pin
دبوس 100 I/O — User I/O pin
دبوس 101 I/O — User I/O pin
دبوس 102 I/O — User I/O pin
دبوس 103 I/O — User I/O pin
دبوس 104 I/O — User I/O pin
دبوس 105 I/O — User I/O pin
دبوس 106 I/O — User I/O pin
دبوس 107 I/O — User I/O pin
دبوس 108 I/O — User I/O pin
دبوس 109 I/O — User I/O pin
دبوس 110 I/O — User I/O pin
دبوس 111 I/O — User I/O pin
دبوس 112 I/O — User I/O pin
دبوس 113 I/O — User I/O pin
دبوس 114 I/O — User I/O pin
دبوس 115 I/O — User I/O pin
دبوس 116 I/O — User I/O pin
دبوس 117 I/O — User I/O pin
دبوس 118 I/O — User I/O pin
دبوس 119 I/O — User I/O pin
دبوس 120 I/O — User I/O pin
دبوس 121 I/O — User I/O pin
دبوس 122 I/O — User I/O pin
دبوس 123 I/O — User I/O pin
دبوس 124 I/O — User I/O pin
دبوس 125 I/O — User I/O pin
دبوس 126 I/O — User I/O pin
دبوس 127 I/O — User I/O pin
دبوس 128 I/O — User I/O pin
دبوس 129 I/O — User I/O pin
دبوس 130 I/O — User I/O pin
دبوس 131 I/O — User I/O pin
دبوس 132 I/O — User I/O pin
دبوس 133 I/O — User I/O pin
دبوس 134 I/O — User I/O pin
دبوس 135 I/O — User I/O pin
دبوس 136 I/O — User I/O pin
دبوس 137 I/O — User I/O pin
دبوس 138 I/O — User I/O pin
دبوس 139 I/O — User I/O pin
دبوس 140 I/O — User I/O pin
دبوس 141 I/O — User I/O pin
دبوس 142 I/O — User I/O pin
دبوس 143 I/O — User I/O pin
دبوس 144 I/O — User I/O pin
دبوس 145 I/O — User I/O pin
دبوس 146 I/O — User I/O pin
دبوس 147 I/O — User I/O pin
دبوس 148 I/O — User I/O pin
دبوس 149 I/O — User I/O pin
دبوس 150 I/O — User I/O pin
دبوس 151 I/O — User I/O pin
دبوس 152 I/O — User I/O pin
دبوس 153 I/O — User I/O pin
دبوس 154 I/O — User I/O pin
دبوس 155 I/O — User I/O pin
دبوس 156 I/O — User I/O pin
دبوس 157 I/O — User I/O pin
دبوس 158 I/O — User I/O pin
دبوس 159 I/O — User I/O pin
دبوس 160 I/O — User I/O pin
دبوس 161 I/O — User I/O pin
دبوس 162 I/O — User I/O pin
دبوس 163 I/O — User I/O pin
دبوس 164 I/O — User I/O pin
دبوس 165 I/O — User I/O pin
دبوس 166 I/O — User I/O pin
دبوس 167 I/O — User I/O pin
دبوس 168 I/O — User I/O pin
دبوس 169 I/O — User I/O pin
دبوس 170 I/O — User I/O pin
دبوس 171 I/O — User I/O pin
دبوس 172 I/O — User I/O pin
دبوس 173 I/O — User I/O pin
دبوس 174 I/O — User I/O pin
دبوس 175 I/O — User I/O pin
دبوس 176 I/O — User I/O pin
دبوس 177 I/O — User I/O pin
دبوس 178 I/O — User I/O pin
دبوس 179 I/O — User I/O pin
دبوس 180 I/O — User I/O pin
دبوس 181 I/O — User I/O pin
دبوس 182 I/O — User I/O pin
دبوس 183 I/O — User I/O pin
دبوس 184 I/O — User I/O pin
دبوس 185 I/O — User I/O pin
دبوس 186 I/O — User I/O pin
دبوس 187 I/O — User I/O pin
دبوس 188 I/O — User I/O pin
دبوس 189 I/O — User I/O pin
دبوس 190 I/O — User I/O pin
دبوس 191 I/O — User I/O pin
دبوس 192 I/O — User I/O pin
دبوس 193 I/O — User I/O pin
دبوس 194 I/O — User I/O pin
دبوس 195 I/O — User I/O pin
دبوس 196 I/O — User I/O pin
دبوس 197 I/O — User I/O pin
دبوس 198 I/O — User I/O pin
دبوس 199 I/O — User I/O pin
دبوس 200 I/O — User I/O pin
دبوس 201 I/O — User I/O pin
دبوس 202 I/O — User I/O pin
دبوس 203 I/O — User I/O pin
دبوس 204 I/O — User I/O pin
دبوس 205 I/O — User I/O pin
دبوس 206 I/O — User I/O pin
دبوس 207 I/O — User I/O pin
دبوس 208 I/O — User I/O pin
دبوس 209 I/O — User I/O pin
دبوس 210 I/O — User I/O pin
دبوس 211 I/O — User I/O pin
دبوس 212 I/O — User I/O pin
دبوس 213 I/O — User I/O pin
دبوس 214 I/O — User I/O pin
دبوس 215 I/O — User I/O pin
دبوس 216 I/O — User I/O pin
دبوس 217 I/O — User I/O pin
دبوس 218 I/O — User I/O pin
دبوس 219 I/O — User I/O pin
دبوس 220 I/O — User I/O pin
دبوس 221 I/O — User I/O pin
دبوس 222 I/O — User I/O pin
دبوس 223 I/O — User I/O pin
دبوس 224 I/O — User I/O pin
دبوس 225 I/O — User I/O pin
دبوس 226 I/O — User I/O pin
دبوس 227 I/O — User I/O pin
دبوس 228 I/O — User I/O pin
دبوس 229 I/O — User I/O pin
دبوس 230 I/O — User I/O pin
دبوس 231 I/O — User I/O pin
دبوس 232 I/O — User I/O pin
دبوس 233 I/O — User I/O pin
دبوس 234 I/O — User I/O pin
دبوس 235 I/O — User I/O pin
دبوس 236 I/O — User I/O pin
دبوس 237 I/O — User I/O pin
دبوس 238 I/O — User I/O pin
دبوس 239 I/O — User I/O pin
دبوس 240 I/O — User I/O pin

التطبيقات النموذجية

EPF6024AQC240-4N مناسب لـ 6 التطبيقs: ISA-to-PCI Bus Bridge, Custom Peripheral Controller, State Machine Engine, ASIC Prototype / Gate Array Emulation, Legacy Embedded System Glue Logic, JTAG-Based Boundary-Scan Test Platform.

🖥️

ISA-to-PCI Bus Bridge

The EPF6024AQC240-4N's 1,960 logic elements and 199 user I/Os make it a natural fit for ISA-to-PCI bus bridges in legacy industrial PCs and embedded motherboards. With the -4 speed grade's internal frequency of ~172 MHz, the device can keep up with 33 MHz PCI transactions while emulating ISA cycle timing. The 240-pin PQFP package provides ample I/O to break out both 16-bit ISA (address + data + control) and 32-bit PCI (AD[31:0], C/BE[3:0], FRAME, IRDY, TRDY, DEVSEL) buses simultaneously without external multiplexing. This is a typical glue-logic role where the FLEX 6000 family was originally targeted, replacing custom gate arrays at lower NRE cost.

🏭

Custom Peripheral Controller

The EPF6024AQC240-4N's 196 LABs and fast -4 speed grade suit custom peripheral controllers (such as industrial I/O expansion cards, parallel-port emulators, and bespoke printer controllers) where the BOM must be flexible but the volume does not justify a mask-programmed gate array. The 199 user I/Os at 5 V tolerance simplify interfacing to legacy TTL peripherals without external buffers. Configuration via JTAG enables in-system firmware upgrades in the field, important for industrial controller longevity. Note that new designs should target Cyclone IV instead of the obsolete FLEX 6000 family.

🔧

State Machine Engine

With 1,960 LUT-based logic elements and the FastTrack continuous routing architecture, the EPF6024AQC240-4N is well suited to implementing large FSMs and protocol state machines such as UART, SPI, I2C, HDLC, or proprietary serial protocols. The -4 speed grade delivers the lowest propagation delay in the FLEX 6000 family, ensuring the state machine can meet tight bit-period timing at high baud rates. The 199 user I/Os allow multiple channels to be aggregated without external muxing, and the JTAG port enables on-the-fly state-machine redefinition during bring-up.

🧩

ASIC Prototype / Gate Array Emulation

The EPF6024AQC240-4N was explicitly designed by Altera as a low-cost programmable alternative to mask-programmed gate arrays in prototyping and low-volume production. With 24,000 typical gates, designers can map their intended ASIC netlist into the FLEX 6000 LUT fabric, validate timing in real silicon, and iterate by re-programming until the design stabilizes - then commit to a gate-array mask set. The PQFP-240 package mirrors the pin-count of many mid-density QFP gate arrays of the era, easing pin-compatibility testing.

✈️

Legacy Embedded System Glue Logic

The EPF6024AQC240-4N's PQFP-240 footprint and 5 V tolerant I/Os suit legacy embedded systems (industrial controllers, point-of-sale terminals, medical instruments, military avionics) where a custom glue-logic FPGA has been qualified for decades. The 3.3 V core plus 5 V tolerant I/O allows direct connection to TTL/CMOS peripherals without level shifters, simplifying board layout. Designers maintaining long-lifecycle products can rely on the FLEX 6000 family until the part is replaced by a Cyclone IV migration.

🖥️

JTAG-Based Boundary-Scan Test Platform

The EPF6024AQC240-4N's full IEEE 1149.1 JTAG support makes it useful as a boundary-scan and in-system configurability node on legacy boards. The dedicated TCK, TMS, TDI, TDO pins allow it to act as either a master or slave in the JTAG chain, simplifying board-level interconnect test. Combined with its 199 user I/Os, the device can drive enough signals to serve as a generic boundary-scan controller for medium-complexity boards.

What is the EPF6024AQC240-4N?
The EPF6024AQC240-4N is a member of the Altera FLEX 6000 family of CMOS SRAM-based FPGAs, providing 24,000 typical gates, 1,960 logic elements, and 199 user I/Os in a 240-pin PQFP package. According to Altera's FLEX 6000 datasheet, it is a low-cost programmable alternative to gate-array designs for glue logic, bus bridges, and state-machine applications.
What does the -4 speed grade mean on EPF6024AQC240?
The -4 suffix on the EPF6024AQC240 family denotes the fastest speed grade available, with internal frequency targets up to approximately 172 MHz. According to Altera's FLEX 6000 datasheet, lower grades (such as -1, -2, -3) trade off toggle performance for cost savings; -4 is selected when timing closure is critical in high-speed glue-logic designs.
What is the difference between EPF6024AQC240-4N and EPF6024AQC240-3N?
The EPF6024AQC240-4N is the -4 (fastest) speed grade, while the EPF6024AQC240-3N is one grade slower. Both share the identical PQFP-240 package, 1,960 LEs, 199 I/Os, and 3.3 V core supply per the FLEX 6000 datasheet. Choose -4N when you need maximum internal frequency; the -3N is typically 15-25% lower in cost when timing margins are loose.
What is the package and pin count of EPF6024AQC240-4N?
The EPF6024AQC240-4N comes in a 240-pin PowerQuad Flat Package (PQFP-240) per the FLEX 6000 datasheet. The PQFP-240 is a surface-mount JEDEC-compliant package with 199 usable user I/Os; remaining pins are allocated to power, ground, JTAG, configuration, and clock pins.
Where to buy EPF6024AQC240-4N online?
The EPF6024AQC240-4N is an obsolete / NRND Altera (now Intel) part and is no longer in production. As of 2026-09-12, sourcing is limited to the secondary market via distributors such as AmpHeo, FPGAkey, and broker channels listed on Octopart; lead time and price are quote-dependent. For new designs, Intel recommends migrating to a Cyclone IV or Cyclone V FPGA.
What is the price of EPF6024AQC240-4N?
The EPF6024AQC240-4N is a discontinued Altera part with no MSRP. As of 2026-09-12, secondary-market pricing through distributors such as AmpHeo and FPGAkey ranges roughly from $9 (qty 1000) to $18 (qty 1) per unit, depending on lot age, traceability, and ROHS/REACH documentation. Always request a quote and confirm date code before placing a production order.
What is the lead time for EPF6024AQC240-4N?
Lead time for the obsolete EPF6024AQC240-4N is quote-based because the part is no longer manufactured. As of 2026-09-12, secondary-market distributors such as AmpHeo and FPGAkey typically report 4-8 weeks on small quantities when inventory exists, or longer when sourcing from broker stock. Plan accordingly and qualify a migration device (Cyclone IV) in parallel.
Is EPF6024AQC240-4N still in stock at distributors?
As of 2026-09-12, the EPF6024AQC240-4N is in BackOrder status on XAIPART, with limited inventory through secondary-market channels such as AmpHeo. The part is officially obsolete at Intel (formerly Altera). For production volumes, plan a last-time-buy now or migrate to a Cyclone IV equivalent.
EPF6024AQC240-4N vs EPF6024AQC208-3 - which to choose?
Both parts share the same FLEX 6000 silicon die (1,960 LEs, 24K gates) per the FLEX 6000 datasheet, but the EPF6024AQC240-4N uses the larger PQFP-240 package (199 I/Os) and the -4 speed grade (fastest), while the EPF6024AQC208-3 uses PQFP-208 (lower I/O count) at -3 speed. Choose EPF6024AQC240-4N when you need maximum I/O count and timing margin; EPF6024AQC208-3 only if your PCB footprint is already 208-pin.
What is the best drop-in replacement for EPF6024AQC240-4N?
The best drop-in replacement for the EPF6024AQC240-4N in the same PQFP-240 footprint is the EPF6024AQC240-3N (same die, slower -3 speed grade), or the EPF6024AQC240-2N for the lowest-cost option. All three share identical pinout, configuration interface, and JTAG chain. According to the FLEX 6000 datasheet, only the speed grade changes between them - no firmware changes are required.
Where to download the EPF6024AQC240-4N datasheet PDF?
The EPF6024AQC240 datasheet is available as a 52-page PDF on Alldatasheet (https://www.alldatasheet.com/datasheet-pdf/pdf/273667/ALTERA/EPF6024A.html). The same document also covers the -1, -2, -3, and -4 speed grades of the EPF6024A family. For engineering reference, the older FLEX 6000 Programmable Logic Device Family datasheet from Altera is the authoritative source.
Where to find the EPF6024AQC240-4N pinout?
The EPF6024AQC240-4N pinout is documented in the Altera FLEX 6000 datasheet (Section 2: Pin Information for PQFP-240). The 240 pins are organized as 199 user I/O, dedicated JTAG (TCK, TMS, TDI, TDO), configuration (nSTATUS, nCONFIG, CONF_DONE, MSEL0/1, DCLK), clock inputs, and power/ground pins. Pin 1 is marked with a dot on the PQFP package.
When should I choose EPF6024AQC240-4N over a Cyclone FPGA?
Choose the EPF6024AQC240-4N only for legacy designs where the PCB footprint, configuration bitstream, and firmware are already qualified - the part is obsolete and not recommended for new designs. According to Intel's FLEX 6000 product change notifications, the recommended migration path is the Cyclone IV EP4CE6 or EP4CE10 family, which provides higher density, lower power, and active lifecycle support.
What is the operating voltage of EPF6024AQC240-4N?
The EPF6024AQC240-4N operates from a 3.3 V core supply with 3.3 V I/O supply, both of which are 5 V tolerant on the I/O side. According to the FLEX 6000 datasheet, the device supports PCI-compliant I/O drive at 3.3 V. Older 5 V designs require level-shifting buffers on each I/O pin.
What are the key specifications of EPF6024AQC240-4N that engineers should know?
The EPF6024AQC240-4N is a FLEX 6000 family FPGA with 24,000 typical gates, 1,960 logic elements (LEs), 196 LABs, 199 user I/Os, internal frequency up to 172 MHz, 3.3 V core supply, 5 V tolerant I/O, PQFP-240 package, and -4 (fastest) speed grade. Configuration is via JTAG (IEEE 1149.1) or passive serial/parallel modes. The device is obsolete per Altera's NRND/EOL notices.
What is the best equivalent for EPF6024AQC240-4N from another brand?
Cross-brand direct equivalents for the FLEX 6000 family are not available because the FLEX 6000 architecture is Altera-proprietary. According to the FLEX 6000 datasheet and web distributor data, Xilinx counterparts in the same logic density tier (24K gates, PQFP-240) are the XC4003E / XC4005E family, but those are different packages and bitstream formats - so they are not pin-compatible drop-in replacements, only functional equivalents.

بيانات مرجعية هندسية لـ EPF6024AQC240-4N — المقارنة وإرشادات التصميم ومعلومات الامتثال.

دليل الاختيار

Choose the EPF6024AQC240-4N when you must maintain a legacy PCB that was designed around the FLEX 6000 family with PQFP-240 footprint and need the fastest available speed grade with lead-free finish. For cost-sensitive designs that can tolerate slower toggling, the EPF6024AQC240-3N or EPF6024AQC240-2N offer the same pinout and bitstream at lower unit cost. For NEW designs, migrate to Cyclone IV EP4CE6 or EP4CE10 - the FLEX 6000 family is obsolete and no longer recommended. All five PQFP-240 alternatives listed here share the exact same PCB footprint and configuration bitstream, so the choice between them is purely a function of timing margin, lead finish, and price.

المقارنة مع البدائل

المعامل هذا المنتج EPF6024AQC240-4 EPF6024AQC240-3N EPF6024AQC240-2N EPF6024AQC240-1N EPF6024AQC240-3S
Brand Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera)
Package PQFP-240 PQFP-240 - same PQFP-240 - same PQFP-240 - same PQFP-240 - same PQFP-240 - same
Speed Grade -4 (fastest) -4 (fastest) - same -3 (one grade slower) -2 -1 (slowest) -3
Logic Elements 1,960 1,960 - same 1,960 - same 1,960 - same 1,960 - same 1,960 - same
User I/Os 199 199 - same 199 - same 199 - same 199 - same 199 - same
Lead Finish Lead-free (N suffix) Leaded (non-N) Lead-free - same Lead-free - same Lead-free - same Lead-free (S finish)
Core Voltage 3.3 V 3.3 V - same 3.3 V - same 3.3 V - same 3.3 V - same 3.3 V - same
Lifecycle Status Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete
Param Match (%) 100 95 90 80 70 90

أبرز الفروقات

  • Fastest speed grade in the FLEX 6000 family (مقابلEPF6024AQC240-3N)
  • Lead-free finish for RoHS-compliant designs (مقابلEPF6024AQC240-4)
  • Largest available I/O count in FLEX 6000 family (مقابلEPF6024AQC208-3)

ملاحظات التصميم

The EPF6024AQC240-4N requires a clean 3.3 V core supply (VCCINT) plus a separate 3.3 V I/O supply (VCCIO), both at 5 V tolerance on the I/O side. Decouple each VCCINT/VCCIO pin with a 0.1 uF ceramic capacitor placed as close as possible to the package, and add bulk 10 uF tantalum or polymer capacitors near the device. The FLEX 6000 family is sensitive to supply noise during configuration; an unstable VCCINT will cause configuration failures.

The FLEX 6000 family is obsolete and at the end of its lifecycle. Plan a last-time-buy or migrate to a Cyclone IV EP4CE6/EP4CE10 FPGA for any new design. Note that the bitstream format is NOT compatible between FLEX 6000 and Cyclone families - design recompilation in Quartus is mandatory when migrating. Configuration EEPROMs (such as EPC2 or EPC4) used for FLEX 6000 are also obsolete.

The PQFP-240 package has 0.5 mm lead pitch with gull-wing leads - follow standard JEDEC MS-026 land-pattern recommendations. Route all 199 user I/O signals on the top layer where possible to keep stub lengths short. Add a continuous ground plane on the inner layer directly beneath the device for return-path integrity. Leave the JTAG chain accessible via a 4-pin header (TCK, TMS, TDI, TDO) to enable in-system reconfiguration.

Estimated: at maximum toggle activity (~80% of LEs switching at 100 MHz), the FLEX 6000 EPF6024A can dissipate up to ~1.5 W. With the PQFP-240 package's theta_JA of approximately 25 C/W (typical JEDEC test board), junction temperature rises about 38 C above ambient - well within the 0C to +70C commercial range. For sealed enclosures with no airflow, derate clock frequency or reduce utilization to keep Tj below 85 C.

معلومات الامتثال

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
خالٍ من الرصاص
Yes
خالٍ من الهالوجين
Unknown
المعادن المتنازع عليها
Unknown

The N suffix denotes lead-free (Pb-free) finish per Altera's standard part-numbering convention. RoHS and REACH compliance inherited from the lead-free finish. The part is obsolete (Altera NRND/EOL).

تم التحقق من البيانات في: 2026-09-12 — تم التحقق من البيانات وتنسيقها بواسطة فريق هندسة المكونات في XAIPART

عمليات بحث ذات صلة

EPF6024AQC240-4N EPF6024AQC240-4N datasheet FLEX 6000 FPGA Altera EPF6024AQC240 PQFP-240 FPGA 24K gate Altera FPGA EPF6024AQC240-4N drop-in replacement EPF6024AQC240-4N price buy FLEX 6000 vs Cyclone IV EPF6024AQC240-3N vs EPF6024AQC240-4N Altera FPGA 199 I/O PQFP what is FLEX 6000 FPGA EPF6024AQC240-4N obsolete replacement

المكونات والمصطلحات ذات الصلة

Intel Altera EPF6024AQC240-4N EPF6024AQC240-3N EPF6024AQC240-2N EPF6024AQC240-1N EPF6024AQC240-4 FPGA Field-Programmable Gate Array FLEX 6000 Programmable Logic Device PLD LUT Look-Up Table PQFP-240 PowerQuad Flat Package JTAG IEEE 1149.1 boundary scan 3.3 V 5 V tolerant I/O Cyclone IV Quartus EPC2 configuration EEPROM RoHS Pb-free PCI bus bridge glue logic state machine
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