Altera

EPF6024AQI208-4 - FLEX 6000 FPGA 24K Gates 208-PQFP | Altera

Артикул: EPF6024AQI208-4 ✗ Снят с производства
В наличии Отправка в течение 1–3 рабочих дней
208-pin PQFP (QFP-208) Package 153 MHz Speed
От $9.95 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-09-11
Оптовые цены
Кол-во Цена за ед. Итого
1 $18.5 $18,50
10 $16.2 $162,00
100 $13.95 $1.395,00
500 $11.8 $5.900,00
1.000 $9.95 $9.950,00
ℹ️ Все цены указаны в USD

EPF6024AQI208-4 Обзор

The Altera (formerly Altera, now part of Intel) EPF6024AQI208-4 is a member of the FLEX 6000 family of Field-Programmable Gate Array (FPGA) devices, providing approximately 24,000 logic gates in a 208-pin Plastic Quad Flat Pack (PQFP) package. It is built on a CMOS SRAM process and offers 1960 logic elements (LEs) with 171 configurable I/O pins and 4 dedicated inputs, targeting glue-logic, bus-interface, and peripheral bridging applications that were mainstream in the late 1990s and early 2000s.

An FPGA (Field-Programmable Gate Array) is a type of programmable logic device (PLD) that contains an array of configurable logic blocks (CLBs) connected via programmable interconnect, allowing designers to implement custom digital circuits after manufacturing. FPGAs sit in the taxonomy as: PLD -> programmable logic -> FPGA -> SRAM-based FPGA -> FLEX 6000 family. Compared to CPLDs, FPGAs offer higher logic density and richer register-rich architectures but lose non-volatility, requiring an external configuration memory (typically an EPC2 or similar serial PROM).

Key features include 1960 logic elements organized as logic array blocks (LABs), embedded memory blocks, and a maximum clock frequency of 153 MHz. The device supports in-system programming via the FLEX 6000 configuration scheme, supports JTAG boundary-scan testing, and provides tri-state bus-friendly I/O with individually programmable slew-rate and drive-strength control per pin.

The FLEX 6000 architecture employs a four-input LUT-based logic element, FastTrack interconnect for predictable timing, and a continuous routing structure that simplifies place-and-route. Configuration bitstream loads from a serial EPROM or microprocessor interface, and the device supports passive parallel, passive serial, and JTAG configuration modes.

Typical applications include PCI bridge logic, legacy peripheral controllers, telecom line-card glue logic, industrial control boards, and replacement of discrete 74-series TTL/MSI gate arrays in long-lifecycle systems. The wide 171 I/O count suits bus-intensive designs.

When designing with this FPGA, ensure configuration storage is provisioned and verify the speed grade (-4) matches timing closure requirements for the target logic. The -4 speed grade is one of the slower grades; newer logic designs should be verified against timing analysis.

This page synthesizes distributor availability, drop-in same-package alternatives from the same FLEX 6000 family, and practical design notes not consolidated in the original datasheet.

Аналоги без доработки для EPF6024AQI208-4 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с EPF6024AQI208-4 (тот же форм-фактор и посадочное место) — отличается по Package, Operating Temperature, Process Technology, Speed Grade, RoHS Status.

Intel
Operating Temperature: 0 °C to 85 °C (commercial)
RoHS Status: Non-compliant (legacy 5 V PQFP)
Сравнить с EPF6024AQI208-4 →
Intel
Package: 208-BFQFP / 208-PQFP
Operating Temperature: 0C to +85C (Industrial)
Speed Grade: -3
Сравнить с EPF6024AQI208-4 →
Altera
Package: 208-pin PQFP (FQFP, gull-wing)
Operating Temperature: -40C to +85C (industrial)
Process Technology: CMOS, 0.42 um 4-metal layer
Сравнить с EPF6024AQI208-4 →
Intel
Package: 208-pin PQFP / BFQFP (28 mm x 28 mm, gull-wing)
Operating Temperature: -40 C to +85 C (industrial)
Process Technology: 0.42 um CMOS SRAM
Сравнить с EPF6024AQI208-4 →
Altera
Package: PQFP-208 (QFP208,1.2SQ,20), gull-wing, 0.500 mm pitch
Operating Temperature: -40 C to +85 C (Industrial)
Process Technology: CMOS, SRAM-based configuration
Сравнить с EPF6024AQI208-4 →
Intel
Package: 208-pin PQFP (Plastic Quad Flat Pack)
Operating Temperature: 0 °C to +70 °C (commercial)
Process Technology: 0.42 µm CMOS
Сравнить с EPF6024AQI208-4 →
Altera
Package: 208-pin PQFP / BFQFP
Process Technology: 0.42 µm CMOS
Speed Grade: -3 (commercial speed bin, "N" lead-free suffix)
Сравнить с EPF6024AQI208-4 →
Altera
Package: 208-Pin PQFP
Operating Temperature: -40C to +85C (Industrial)
Speed Grade: -7
Сравнить с EPF6024AQI208-4 →

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

EPF6024AQI208-3

✅ Прямая замена
Intel
📦 PQFP-208
FLEX 6000 · 1,960 cells · 24,000 gates · 171 · 3.3 V · 5.0 V (clamping-diode tolerant inputs) · 0.42 µm CMOS · 142.86 MHz (max)

✓ В наличии

$9.85 / шт.

Открыть даташит →

EPF6024AQI208-2

✅ Прямая замена
Altera
📦 PQFP-208
FLEX 6000 · Loadable Programmable Logic Device (PLD) · CMOS, SRAM-based configuration · 24,000 · 1,960 · 171 · 4 · 153 MHz

✓ В наличии

$21.75 / шт.

Открыть даташит →

EPF6024AQI208-1

✅ Прямая замена
Altera
📦 PQFP-208
FLEX 6000 · Programmable Logic Device (PLD) · 24,000 · 1,960 LEs (estimated from family datasheet) · 172 MHz · 3.0 V to 3.6 V (3.3 V nominal) · 3.3 V LVTTL / LVCMOS · Yes

✓ В наличии

$22.85 / шт.

Открыть даташит →

EPF6024AQI208-1N

✅ Прямая замена ⚠️ Характеристики не проверены
Intel
📦 PQFP-208
FLEX 6000 · SRAM-based loadable FPGA · 24,000 · 16,000 · 1,960 · 4,608 bits · 171 · 4

✓ В наличии

$10.3 / шт.

Открыть даташит →

EPF6024AQI208-3N

✅ Прямая замена ⚠️ Характеристики не проверены
Altera
📦 PQFP-208
FLEX 6000 · 1960 · 24000 · 142.86 MHz · 171 · 16 · 0.42 µm CMOS · 3.3 V

✓ В наличии

$20.75 / шт.

Открыть даташит →

EPF6016QI208-3

✅ Прямая замена
Intel
📦 PQFP-208
FLEX 6000 · 1320 · 16,000 · 132 · 171 · 172 MHz · 0.42 µm CMOS · 4.5 V to 5.5 V (5 V typical)

✓ В наличии

$9.75 / шт.

Открыть даташит →

EPF6016QI208-3N

✅ Прямая замена ⚠️ Характеристики не проверены
Intel
📦 PQFP-208
FLEX 6000 · FPGA - Field Programmable Gate Array · 16,000 · 1,320 · 132 · 171 · 125 MHz · 0.42 µm CMOS

✓ В наличии

$9.95 / шт.

Открыть даташит →

EPF6024AQI208-4 Максимальные параметры и электрические характеристики

Family FLEX 6000
Logic Elements (LEs) 1960
Typical Gate Count 24,000 gates
Configurable I/O Pins 171
Dedicated Inputs 4
Корпус 208-pin PQFP (QFP-208)
Package Code (JESD-30) S-PQFP-G208
Terminal Pitch 0.500 mm
Process Technology CMOS SRAM
Максимальная тактовая частота 153 MHz
Speed Grade -4
Диапазон рабочих температур Industrial (-40°C to +85°C)
Configuration Modes Passive Serial, Passive Parallel, JTAG
Статус RoHS Non-compliant (legacy PQFP package)

Конфигурация выводов EPF6024AQI208-4

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

Типичное применение

EPF6024AQI208-4 подходит для 6 применениеs: PCI Bridge Glue Logic, Legacy Peripheral Controllers, Telecom Line-Card Glue Logic, Industrial Control Boards, Bus Interface Bridging, Replacement of Discrete 74-Series TTL/MSI.

🌐

PCI Bridge Glue Logic

The EPF6024AQI208-4's 1960 LEs and 171 I/O pins make it well suited to PCI 2.2/3.0 bridge logic in legacy host adapter cards, industrial backplanes, and embedded controller boards. Its four-input LUT architecture maps efficiently to typical 33 MHz/66 MHz PCI state machines, bus arbiters, and address decoders. The wide I/O count accommodates the 32-bit PCI bus plus sideband control signals (REQ#, GNT#, FRAME#, IRDY#, TRDY#, STOP#, DEVSEL#, PERR#, SERR#, PAR, CLK, RST#) without external bus repeaters. Compared to discrete 74-series glue, the FPGA consolidates decode, arbitration, and interrupt logic into one device while keeping pin-count headroom for future feature additions.

🏭

Legacy Peripheral Controllers

Industrial PCs using ISA-bus peripheral cards, parallel-port expansion boards, and SCSI host adapters rely on glue-logic devices like the EPF6024AQI208-4 to bridge microprocessors to slower legacy peripherals. The device's LUT-based architecture handles state machines for ISA bus cycles (8/16-bit), SCSI handshakes, and Centronics/IEEE-1284 parallel-port protocols. The 153 MHz internal clock supports 8-10 MHz ISA timing with substantial margin. Industrial-temperature grade (-40C to +85C, indicated by the I in the part number) suits factory-floor equipment and outdoor telecom cabinets where consumer-only parts would fail.

📞

Telecom Line-Card Glue Logic

Telecom line cards in legacy central-office and PBX systems use FLEX 6000 FPGAs to implement T1/E1 framers, HDLC controllers, time-slot interchangers, and DS0/DS1 crosspoint switch control. The EPF6024AQI208-4's 171 I/O count and 4 dedicated inputs are well-matched to 8-port T1/E1 framers with associated HDLC channels and control/status registers. SRAM-based configuration enables remote field upgrades via JTAG or microprocessor serial interface, a critical feature for deployed telecom gear where physical access is restricted.

🏭

Industrial Control Boards

Factory automation PLCs, motor control boards, and process controllers use the EPF6024AQI208-4 to implement encoder counters, PWM generators, quadrature decoders, and isolated communication bridges. The industrial temperature range and 1960-LE capacity handle multi-axis motion control loops and safety logic consolidation. Its CMOS SRAM process provides predictable timing and high noise immunity suitable for electrically harsh industrial environments with motor drives and switching solenoids.

🌐

Bus Interface Bridging

Boards that bridge between incompatible bus standards - VMEbus to PCI, PMC to PCI, or ISA to PCMCIA - use FLEX 6000 FPGAs like the EPF6024AQI208-4 to implement bus state machines, address decoders, and interrupt controllers. The 1960 LEs accommodate full 32-bit address/data multiplexing plus wait-state generators, while the 171 I/O count handles bus signals on both sides with margin. The JTAG boundary-scan interface simplifies in-system testing and configuration updates.

🔧

Replacement of Discrete 74-Series TTL/MSI

Long-lifecycle systems originally built around discrete 74LS/74F/74AS TTL MSI logic (counters, registers, decoders, multiplexers) can consolidate multiple chips into a single EPF6024AQI208-4. The 1960-LE capacity replaces approximately 30-50 standard TTL packages, reducing board area, power consumption, and BOM cost. The SRAM-based FPGA also allows last-minute design changes without PCB re-spin - useful for legacy aerospace, medical, and defense programs with multi-decade production runs.

What family does EPF6024AQI208-4 belong to?
The EPF6024AQI208-4 belongs to the Altera FLEX 6000 family of SRAM-based Field-Programmable Gate Arrays. The FLEX 6000 line was introduced in the late 1990s as a low-cost, register-rich alternative to the larger FLEX 10K family, targeting glue-logic and peripheral bridging with up to 24,000 typical gates in the EPF6024 die variant.
How many logic elements does the EPF6024AQI208-4 contain?
According to the Altera FLEX 6000 datasheet, the EPF6024AQI208-4 contains 1960 logic elements (LEs), with each LE built around a four-input look-up table (LUT) and a programmable register. The die supports approximately 24,000 typical ASIC-equivalent gates and provides 171 user-configurable I/O pins plus 4 dedicated clock/clear inputs.
What package does the EPF6024AQI208-4 use?
The EPF6024AQI208-4 ships in a 208-pin Plastic Quad Flat Pack (PQFP) with 0.500 mm terminal pitch. The JESD-30 package designation is S-PQFP-G208, denoting a surface-mount plastic QFP with 208 gull-wing leads arranged on all four sides. The QFP-208 footprint is identical across all EPF6024AQI208 speed grades.
Where can I buy EPF6024AQI208-4 today?
EPF6024AQI208-4 inventory is primarily available through independent distributors such as AMPHEO, HK Inventory, DigiPart, and Alibaba-listed brokers, as Altera (now Intel) officially discontinued FLEX 6000 production years ago. Pricing as of 2026-09-12 typically runs $9-$19 per unit depending on quantity and date code, with longer lead times and MOQ minimums than active Altera/Intel FPGA lines.
What is the lead time for EPF6024AQI208-4?
Because EPF6024AQI208-4 is an obsolete Altera part with no active factory channel, lead time depends entirely on broker and independent distributor stock. Typical quoted lead time is 2-8 weeks as of 2026-09-12, with confirmation required at order placement since stocks are limited and date codes vary by lot. For new designs, consider an active FLEX 6000 successor or modern Cyclone/MAX equivalent.
What is the price of EPF6024AQI208-4?
EPF6024AQI208-4 pricing as of 2026-09-12 from independent distributors runs approximately $18.50 at qty 1, $13.95 at qty 100, and $9.95 at qty 1000, depending on date code, lot traceability, and broker. These prices are notably higher than the original Altera distribution price due to scarcity; RoHS and date-code premiums may apply.
Is EPF6024AQI208-4 in stock?
EPF6024AQI208-4 stock is variable; some brokers list small lots (typically 50-500 pieces) of date-coded material, while others report zero stock. As of 2026-09-12, availability is best characterized as quote-based through AMPHEO, HK Inventory, DigiPart, and Kynix, with confirmation needed at inquiry.
What is the difference between EPF6024AQI208-4 and EPF6024AQI208-3?
EPF6024AQI208-4 is the slowest speed grade of the FLEX 6000 EPF6024AQI208 family, while -3 is a faster grade offering improved timing margins. Both share the identical QFP-208 PQFP package, pinout, and 1960-LE die. Drop-in replacement from -4 to -3 is fully supported because the silicon is the same; only the speed bin is different.
EPF6024AQI208-4 vs EPF6024AQI208-3 - which should I choose for new design?
For new designs, the EPF6024AQI208-3 is preferable because its faster speed grade provides better timing margin and is more readily available on the secondary market. EPF6024AQI208-4 should only be chosen when replacing an existing -4 footprint with no firmware timing changes; both share the same QFP-208 package and pinout.
When should I choose EPF6024AQI208-4 over EPF6016QI208-3?
Choose EPF6024AQI208-4 when your design needs more logic capacity (1960 LEs vs EPF6016's 1320 LEs) and 171 I/Os in the same QFP-208 footprint. Choose EPF6016QI208-3 for smaller, lower-cost designs where 1320 LEs are sufficient. Both are obsolete FLEX 6000 family members with identical PQFP-208 packaging.
What is the best drop-in replacement for EPF6024AQI208-4?
The best drop-in replacement for EPF6024AQI208-4 is the EPF6024AQI208-3 in the same PQFP-208 package, offering identical logic and I/O but a faster speed grade. Both parts share the same QFP-208 footprint and pinout, allowing direct PCB-level substitution. The -3 grade is generally more available on the secondary market.
Where to download EPF6024AQI208-4 datasheet PDF?
The EPF6024AQI208-4 datasheet PDF is published as Altera FLEX 6000 Device Datasheet, covering the entire FLEX 6000 family. It is hosted on the Altera/Intel literature archive. Search query "FLEX 6000 datasheet Altera dsf6000.pdf" retrieves the document from the official archive. Third-party sources also redistribute the PDF.
Where to find EPF6024AQI208-4 pinout?
EPF6024AQI208-4 pinout is documented in the FLEX 6000 Device Datasheet (Altera document covering all FLEX 6000 packages). The 208-pin PQFP pin assignment is shared across all EPF6024AQI208 speed grades (-1, -2, -3, -4), so any FLEX 6000 PQFP-208 reference applies. Ball/pin map is on the package diagram page of the datasheet.
Can EPF6024AQC208-3 replace EPF6024AQI208-4?
EPF6024AQC208-3 cannot be a direct drop-in replacement for EPF6024AQI208-4 because the package differs (208-pin QFP vs 208-pin PQFP variant Q designation) and the temperature grade differs (commercial 0-85C vs industrial -40-85C). It can replace the function but requires PCB redesign; choose EPF6024AQI208-3 instead for a true drop-in.

Справочные инженерные данные для EPF6024AQI208-4 — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose EPF6024AQI208-4 only when maintaining an existing FLEX 6000 design with -4 speed grade timing. For new designs, prefer EPF6024AQI208-3 (same package, same die, faster -3 grade) for better timing margin and broader secondary-market availability. Choose EPF6016QI208-3 if your design needs only 1320 LEs and you want a smaller-die FLEX 6000 part. For modern designs, migrate to active Altera/Intel Cyclone IV or Cyclone 10 LP families, which offer lower power, higher density, and active tool support. All FLEX 6000 parts are obsolete with no factory channel, so always specify a configuration PROM (EPC2LC20) and design with date-code flexibility in mind.

Сравнение с аналогами

Параметр Этот товар EPF6024AQI208-3 EPF6024AQI208-2 EPF6024AQI208-1 EPF6016QI208-3
Brand Altera (Intel) Altera (Intel) - same Altera (Intel) - same Altera (Intel) - same Altera (Intel) - same
Package PQFP-208 (QFP-208, 0.500 mm pitch) PQFP-208 - same PQFP-208 - same PQFP-208 - same PQFP-208 - same
Family FLEX 6000 FLEX 6000 - same FLEX 6000 - same FLEX 6000 - same FLEX 6000 - same
Logic Elements 1960 LEs 1960 LEs - same 1960 LEs - same 1960 LEs - same 1320 LEs (-33%)
Speed Grade -4 (slowest) -3 (faster) -2 (faster still) -1 (fastest) -3 (same grade as -3 above)
Configurable I/O 171 171 - same 171 - same 171 - same 171 - same
Temperature Grade Industrial (-40C to +85C) Industrial - same Industrial - same Industrial - same Industrial - same
Lifecycle Status Obsolete Obsolete Obsolete Obsolete Obsolete
Typical Gate Count 24,000 gates 24,000 gates - same 24,000 gates - same 24,000 gates - same 16,000 gates (-33%)

Ключевые отличия

  • Highest logic density in FLEX 6000 family at PQFP-208 (против EPF6016QI208-3)
  • Industrial temperature grade for harsh environments (против EPF6024AQC208-3)
  • Standard Altera FLEX 6000 die with broad ecosystem support (против Other vendors' FPGA solutions)

Заметки по проектированию

SRAM-based FPGAs are volatile: the EPF6024AQI208-4 loses its configuration when power is removed, so an external configuration memory is mandatory. A common mistake is omitting the EPC2LC20 serial configuration PROM or wiring its nSTATUS/CONF_DONE handshake incorrectly, which leads to the FPGA never entering user mode. Always follow the FLEX 6000 configuration handbook MS-DS-02 reference design for the nCONFIG / nSTATUS pull-up and CONF_DONE LED-indicator circuit.

PQFP-208 with 0.500 mm pitch demands strict PCB layout discipline: keep all 208 traces short and length-matched within the bus groups, use 0.200 mm wide traces with 0.200 mm clearance, and provide a continuous ground plane under the device for return-current control. Decoupling: place 0.1 uF X7R ceramic bypass caps adjacent to every VCCINT and VCCIO pin pair, plus one 10 uF tantalum per supply rail. The lead-free (N-suffix) variants require IPC-JEDEC J-STD-020 compliant reflow profiles (peak 245C).

Signal integrity: PQFP-208 packages exhibit ~3-7 pN pin inductance per lead, so high-speed signals (>50 MHz) require termination to control ringing on the I/O pins. Use series damping resistors (22-33 ohm) on heavily-loaded outputs and avoid point-to-point traces longer than 50 mm. For multi-FPGA designs, synchronize clocks across devices with a low-skew distribution buffer to keep the FastTrack routing delays predictable.

Информация о соответствии

RoHS
Non Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Без свинца
No
Без галогенов
Unknown
Конфликтные минералы
Unknown

EPF6024AQI208-4 is a legacy PQFP-208 part that pre-dates RoHS requirements. Standard parts use lead-bearing terminations (lead-free variants carry the -N suffix). AEC-Q100 is not applicable to FPGAs in this family. No halogen-free or conflict-mineral certification was published.

Данные проверены: 2026-09-12 — данные проверены и курируются командой компонентной инженерии XAIPART

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