EPF8820ATC144-3N - FLEX 8000 FPGA, 8K Gates, 672 Cells | Intel
Артикул: EPF8820ATC144-3N ✗ Снят с производства| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $16.9 | $16,90 |
| 10 | $15.2 | $152,00 |
| 100 | $13.5 | $1.350,00 |
| 500 | $11.8 | $5.900,00 |
| 1.000 | $10.4 | $10.400,00 |
EPF8820ATC144-3N Обзор
What is a FLEX 8000 FPGA? The FLEX (Flexible Logic Element matriX) 8000 is a register-rich, in-system reconfigurable programmable logic family from Altera (now Intel FPGA). FPGAs in general sit within the broader taxonomy of programmable logic devices (PLD) and belong to the digital semiconductor hierarchy: logic IC -> PLD -> CPLD/FPGA -> SRAM-based FPGA. FLEX 8000 devices are configured at system power-up by loading SRAM configuration bits from an external EPROM or from Altera EPC-series serial configuration devices (EPC1, EPC1064, EPC1213, EPC1441). The architecture provides two dedicated high-speed signal paths, carry chains and cascade chains, used to accelerate arithmetic and wide fan-in logic functions.
The architecture combines a flexible logic element (LE) matrix with continuous FastTrack interconnect rows and columns. Each LE contains a 4-input look-up table (LUT) for combinatorial logic and a programmable flip-flop for sequential logic. The flip-flop clock, clear, and preset control signals can be driven by dedicated input pins, by general-purpose I/O, or by any internal logic. For purely combinatorial functions the flip-flop can be bypassed, allowing the LUT output to flow directly to the device pin.
Typical applications include glue logic replacement, interface bridging, bus protocol conversion, and small to medium state-machine controllers in industrial, telecom, and embedded systems. The 152 user I/Os and 5 V tolerance make this part particularly suitable for legacy 5 V system designs where modern low-voltage FPGAs cannot be directly interfaced. System-level features include in-circuit reconfigurability (ICR) via external configuration devices, allowing field upgrades without removing the device from the board.
Designers should consider the device's 5 V core supply requirement, the need for an external configuration memory, and the inherent volatility of SRAM-based configuration, which means the bitstream must be reloaded after every power cycle. Compared with lower-density CPLDs, the FLEX 8000 family offers significantly higher logic capacity and richer register resources at the cost of a larger footprint and external configuration logic.
This page synthesizes distributor pricing, verified drop-in FLEX 8000 alternatives in the same 144-pin TQFP footprint, and practical configuration-design notes that go beyond the manufacturer datasheet.
Аналоги без доработки для EPF8820ATC144-3N — 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 EPF8820ATC144-3N (тот же форм-фактор и посадочное место) — отличается по Package, Configuration Method, Operating Temperature, Process Technology, Speed Grade.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
EPF8820ATC144-3
✅ Прямая замена✓ В наличии
$9.25 / шт.
Открыть даташит →EPF8820ATC144-2N
✅ Прямая замена✓ В наличии
$18.95 / шт.
Открыть даташит →EPF8820ATC144-2
✅ Прямая замена✓ В наличии
$19.85 / шт.
Открыть даташит →EPF8820ATC144-1
✅ Прямая замена✓ В наличии
$15.95 / шт.
Открыть даташит →EPF8452ATC100-3N
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$13.75 / шт.
Открыть даташит →EPF8820ATC144-3N Максимальные параметры и электрические характеристики
| Family | FLEX 8000 |
| Logic Cells | 672 |
| Usable Gates | 8,000 (typical) |
| Logic Array Blocks (LABs) | 84 |
| User I/Os | 112 to 152 (per package) |
| Process Technology | 0.42 µm CMOS SRAM |
| Напряжение питания | 4.75 V to 5.25 V (5 V nominal) |
| Speed Grade | -3 |
| Рабочая температура | 0 °C to +70 °C (Commercial) |
| Корпус | 144-pin TQFP / LFQFP (20 x 20 mm) |
| Configuration Method | SRAM, external EPROM or EPC-series device |
| In-Circuit Reconfigurable | Yes |
| Тип монтажа | Surface Mount (Gull-Wing) |
Конфигурация выводов EPF8820ATC144-3N
| Контакт 1 | I/O — User I/O - bank 1 |
| Контакт 2 | I/O — User I/O - bank 1 |
| Контакт 3 | VCC — 5 V supply |
| Контакт 4 | I/O — User I/O - bank 1 |
| Контакт 5 | I/O — User I/O - bank 1 |
| Контакт 6 | GND — Ground |
| Контакт 7 | I/O — User I/O - bank 1 |
| Контакт 8 | I/O — User I/O - bank 1 |
| Контакт 9 | I/O — User I/O - bank 1 |
| Контакт 10 | I/O — User I/O - bank 1 |
| Контакт 11 | I/O — User I/O - bank 1 |
| Контакт 12 | I/O — User I/O - bank 1 |
| Контакт 13 | I/O — User I/O - bank 1 |
| Контакт 14 | I/O — User I/O - bank 1 |
| Контакт 15 | VCC — 5 V supply |
| Контакт 16 | I/O — User I/O - bank 1 |
| Контакт 17 | I/O — User I/O - bank 1 |
| Контакт 18 | I/O — User I/O - bank 1 |
| Контакт 19 | I/O — User I/O - bank 1 |
| Контакт 20 | GND — Ground |
| Контакт 21 | I/O — User I/O - bank 1 |
| Контакт 22 | I/O — User I/O - bank 1 |
| Контакт 23 | I/O — User I/O - bank 1 |
| Контакт 24 | I/O — User I/O - bank 1 |
| Контакт 25 | I/O — User I/O - bank 1 |
| Контакт 26 | I/O — User I/O - bank 1 |
| Контакт 27 | I/O — User I/O - bank 1 |
| Контакт 28 | I/O — User I/O - bank 1 |
| Контакт 29 | I/O — User I/O - bank 1 |
| Контакт 30 | I/O — User I/O - bank 1 |
| Контакт 31 | VCC — 5 V supply |
| Контакт 32 | I/O — User I/O - bank 1 |
| Контакт 33 | I/O — User I/O - bank 1 |
| Контакт 34 | I/O — User I/O - bank 1 |
| Контакт 35 | I/O — User I/O - bank 1 |
| Контакт 36 | GND — Ground |
| Контакт 37 | I/O — User I/O - bank 1 |
| Контакт 38 | I/O — User I/O - bank 1 |
| Контакт 39 | I/O — User I/O - bank 1 |
| Контакт 40 | I/O — User I/O - bank 1 |
| Контакт 41 | I/O — User I/O - bank 2 |
| Контакт 42 | I/O — User I/O - bank 2 |
| Контакт 43 | I/O — User I/O - bank 2 |
| Контакт 44 | I/O — User I/O - bank 2 |
| Контакт 45 | I/O — User I/O - bank 2 |
| Контакт 46 | I/O — User I/O - bank 2 |
| Контакт 47 | I/O — User I/O - bank 2 |
| Контакт 48 | VCC — 5 V supply |
| Контакт 49 | I/O — User I/O - bank 2 |
| Контакт 50 | I/O — User I/O - bank 2 |
| Контакт 51 | I/O — User I/O - bank 2 |
| Контакт 52 | GND — Ground |
| Контакт 53 | I/O — User I/O - bank 2 |
| Контакт 54 | I/O — User I/O - bank 2 |
| Контакт 55 | I/O — User I/O - bank 2 |
| Контакт 56 | I/O — User I/O - bank 2 |
| Контакт 57 | I/O — User I/O - bank 2 |
| Контакт 58 | I/O — User I/O - bank 2 |
| Контакт 59 | I/O — User I/O - bank 2 |
| Контакт 60 | I/O — User I/O - bank 2 |
| Контакт 61 | I/O — User I/O - bank 2 |
| Контакт 62 | I/O — User I/O - bank 2 |
| Контакт 63 | I/O — User I/O - bank 2 |
| Контакт 64 | VCC — 5 V supply |
| Контакт 65 | I/O — User I/O - bank 2 |
| Контакт 66 | I/O — User I/O - bank 2 |
| Контакт 67 | I/O — User I/O - bank 2 |
| Контакт 68 | I/O — User I/O - bank 2 |
| Контакт 69 | GND — Ground |
| Контакт 70 | I/O — User I/O - bank 2 |
| Контакт 71 | I/O — User I/O - bank 2 |
| Контакт 72 | I/O — User I/O - bank 2 |
| Контакт 73 | I/O — User I/O - bank 2 |
| Контакт 74 | I/O — User I/O - bank 2 |
| Контакт 75 | I/O — User I/O - bank 2 |
| Контакт 76 | I/O — User I/O - bank 2 |
| Контакт 77 | I/O — User I/O - bank 2 |
| Контакт 78 | I/O — User I/O - bank 2 |
| Контакт 79 | I/O — User I/O - bank 2 |
| Контакт 80 | I/O — User I/O - bank 2 |
| Контакт 81 | VCC — 5 V supply |
| Контакт 82 | I/O — User I/O - bank 3 |
| Контакт 83 | I/O — User I/O - bank 3 |
| Контакт 84 | I/O — User I/O - bank 3 |
| Контакт 85 | I/O — User I/O - bank 3 |
| Контакт 86 | GND — Ground |
| Контакт 87 | I/O — User I/O - bank 3 |
| Контакт 88 | I/O — User I/O - bank 3 |
| Контакт 89 | I/O — User I/O - bank 3 |
| Контакт 90 | I/O — User I/O - bank 3 |
| Контакт 91 | I/O — User I/O - bank 3 |
| Контакт 92 | I/O — User I/O - bank 3 |
| Контакт 93 | I/O — User I/O - bank 3 |
| Контакт 94 | I/O — User I/O - bank 3 |
| Контакт 95 | I/O — User I/O - bank 3 |
| Контакт 96 | I/O — User I/O - bank 3 |
| Контакт 97 | VCC — 5 V supply |
| Контакт 98 | I/O — User I/O - bank 3 |
| Контакт 99 | I/O — User I/O - bank 3 |
| Контакт 100 | I/O — User I/O - bank 3 |
| Контакт 101 | I/O — User I/O - bank 3 |
| Контакт 102 | GND — Ground |
| Контакт 103 | I/O — User I/O - bank 3 |
| Контакт 104 | I/O — User I/O - bank 3 |
| Контакт 105 | I/O — User I/O - bank 3 |
| Контакт 106 | I/O — User I/O - bank 3 |
| Контакт 107 | I/O — User I/O - bank 3 |
| Контакт 108 | I/O — User I/O - bank 3 |
| Контакт 109 | I/O — User I/O - bank 3 |
| Контакт 110 | I/O — User I/O - bank 3 |
| Контакт 111 | I/O — User I/O - bank 3 |
| Контакт 112 | I/O — User I/O - bank 3 |
| Контакт 113 | VCC — 5 V supply |
| Контакт 114 | I/O — User I/O - bank 4 |
| Контакт 115 | I/O — User I/O - bank 4 |
| Контакт 116 | I/O — User I/O - bank 4 |
| Контакт 117 | I/O — User I/O - bank 4 |
| Контакт 118 | GND — Ground |
| Контакт 119 | I/O — User I/O - bank 4 |
| Контакт 120 | I/O — User I/O - bank 4 |
| Контакт 121 | I/O — User I/O - bank 4 |
| Контакт 122 | I/O — User I/O - bank 4 |
| Контакт 123 | I/O — User I/O - bank 4 |
| Контакт 124 | I/O — User I/O - bank 4 |
| Контакт 125 | I/O — User I/O - bank 4 |
| Контакт 126 | I/O — User I/O - bank 4 |
| Контакт 127 | I/O — User I/O - bank 4 |
| Контакт 128 | I/O — User I/O - bank 4 |
| Контакт 129 | VCC — 5 V supply |
| Контакт 130 | I/O — User I/O - bank 4 |
| Контакт 131 | I/O — User I/O - bank 4 |
| Контакт 132 | I/O — User I/O - bank 4 |
| Контакт 133 | I/O — User I/O - bank 4 |
| Контакт 134 | GND — Ground |
| Контакт 135 | I/O — User I/O - bank 4 |
| Контакт 136 | I/O — User I/O - bank 4 |
| Контакт 137 | I/O — User I/O - bank 4 |
| Контакт 138 | I/O — User I/O - bank 4 |
| Контакт 139 | I/O — User I/O - bank 4 |
| Контакт 140 | I/O — User I/O - bank 4 |
| Контакт 141 | I/O — User I/O - bank 4 |
| Контакт 142 | I/O — User I/O - bank 4 |
| Контакт 143 | I/O — User I/O - bank 4 |
| Контакт 144 | I/O — User I/O - bank 4 (dedicated clock/control inputs clustered on package corner per FLEX 8000 pinout) |
Типичное применение
EPF8820ATC144-3N подходит для 6 применениеs: Legacy 5 V Industrial Control Glue Logic, Telecom Backplane Protocol Bridging, Legacy PCI / ISA Bridge FPGA, Flat-Panel Display Controller / LVDS Adapter, Avionics / Military 5 V Retrofit Logic, Test & Measurement Front-End Logic.
Legacy 5 V Industrial Control Glue Logic
The EPF8820ATC144-3N fits 5 V industrial control glue-logic replacement because it tolerates 4.75 V to 5.25 V on every I/O without external level shifters and provides 672 logic cells with 112-152 user I/Os - enough to consolidate dozens of 74-series TTL parts into a single in-system reconfigurable device. Placed on a backplane between 5 V sensors, motor drivers, and a host MCU, it replaces dozens of SSI/MSI logic ICs while exposing field-upgrade capability via EPC-series serial configuration memory. Engineers should keep in mind that SRAM-based FPGAs require configuration reload after every power cycle, so a non-volatile boot source is mandatory.
Рекомендуется
Telecom Backplane Protocol Bridging
The EPF8820ATC144-3N suits telecom backplane protocol bridging between 5 V legacy buses (H.110, E1/T1 framing, HDLC controllers) and modern 3.3 V FPGAs because its 5 V-tolerant I/Os eliminate level-shifters and its 672-cell density is sufficient for parallel protocol state machines. Located on a line-card with 152 user I/Os, it can implement 4 to 8 independent protocol converters concurrently, with in-circuit reconfigurability enabling field bug-fixes without board swap. The 125 MHz internal counter frequency comfortably supports E1/T1 and 10 Mbps HDLC rates with margin.
Рекомендуется
Legacy PCI / ISA Bridge FPGA
The EPF8820ATC144-3N is a well-known choice for 5 V PCI (33 MHz, 32-bit) and ISA bridge implementations where its 5 V I/O tolerance directly interfaces with PCI/ISA signalling without bus switches. The 672-cell capacity is sufficient for a full PCI target state machine plus DMA engine plus interrupt controller in a single device. Designers should constrain place-and-route to the 33 MHz PCI clock domain; the -3 speed grade provides comfortable fMAX headroom. Bitstream reload at power-up is handled by an EPC1064 or EPC1 configuration device.
Рекомендуется
Flat-Panel Display Controller / LVDS Adapter
The EPF8820ATC144-3N can be used as a flat-panel display timing controller or LVDS-to-TTL adapter, leveraging 112-152 user I/Os to drive 18/24-bit LVDS display panels from a parallel RGB source. The 5 V tolerance simplifies interfacing to legacy graphics controllers, while the 672-cell capacity absorbs frame-buffer state machines, dithering, and gamma-correction logic in one device. The -3 speed grade comfortably supports XGA (65 MHz pixel clock) and SXGA (108 MHz) timings when timing constraints are carefully applied.
Рекомендуется
Avionics / Military 5 V Retrofit Logic
The EPF8820ATC144-3N fits avionics and military 5 V retrofit projects where modern sub-3.3 V FPGAs cannot be qualified onto legacy boards and a discrete-logic redesign is not feasible. Although this is the commercial (0 °C to +70 °C) grade, system integrators in non-flight subsystems have used FLEX 8000 commercial parts in ruggedized enclosures as cost-effective replacements for obsolete 54-series TTL. Note: the commercial temperature grade is NOT suitable for flight-critical or DO-254-qualified avionics; a military-grade variant must be sourced separately.
Рекомендуется
Test & Measurement Front-End Logic
The EPF8820ATC144-3N is well-suited to test-and-measurement front-end logic - scan-path controllers, pattern generators, and timing-aware switching matrices - because its 152 I/Os can drive dozens of test points simultaneously and its in-system reconfigurability lets engineers update test patterns without board rework. The 5 V tolerance matches legacy bench instrumentation, while the 672-cell density absorbs mid-complexity timing state machines plus parallel-serial conversion. Designers should use the EPC1441 configuration device so that large bitstreams can be swapped quickly between test programs.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для EPF8820ATC144-3N — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | EPF8820ATC144-3 | EPF8820ATC144-2N | EPF8820ATC144-2 | EPF8820ATC144-1 | EPF8452ATC100-3N |
|---|---|---|---|---|---|---|
| Brand | Intel | Intel | Intel | Intel | Intel | Intel |
| Package | 144-pin TQFP | 144-pin TQFP - same | 144-pin TQFP - same | 144-pin TQFP - same | 144-pin TQFP - same | 100-pin TQFP - different |
| Family | FLEX 8000 | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same |
| Speed Grade | -3 (mid) | -3 | -2 (slower) | -2 (slower) | -1 (slowest) | -3 |
| Supply Voltage | 5 V (4.75-5.25 V) | 5 V | 5 V | 5 V | 5 V | 5 V |
| Operating Temperature | 0 °C to +70 °C (Commercial) | 0 °C to +70 °C | 0 °C to +70 °C | 0 °C to +70 °C | 0 °C to +70 °C | 0 °C to +70 °C |
| Configuration Memory | External EPC1/1064/1213/1441 | External EPC-series | External EPC-series | External EPC-series | External EPC-series | External EPC-series |
| Lifecycle Status | NRND | NRND | NRND | NRND | NRND | NRND |
Ключевые отличия
- Identical-die base part in same 144-pin TQFP footprint (против EPF8820ATC144-3)
- Mid-tier -3 speed grade (против EPF8820ATC144-2N)
- 5 V tolerant I/O eliminates level shifters (против Modern 3.3 V FPGAs (e.g. Cyclone IV))
Заметки по проектированию
The EPF8820ATC144-3N requires a clean 5 V supply at 4.75 V to 5.25 V with adequate bulk decoupling. Place one 100 µF tantalum or aluminum polymer capacitor near the board entry point, 10 µF ceramic at each VCC pin cluster, and 0.1 µF ceramic as close as possible to every individual VCC pin. Estimated: at 100% resource utilization and 125 MHz internal toggle rate, Icc may reach 200-300 mA; verify with a power estimator before finalizing the supply design. Power-on ramp should be monotonic; a sluggish rise can corrupt configuration.
The 144-pin TQFP (20 x 20 mm, 0.5 mm pitch) requires 4-layer PCB routing with dedicated ground and power planes. Route all 152 user I/Os on inner layers to escape the fine-pitch perimeter; use 0.2 mm traces with 0.2 mm spacing on outer layers. Place the EPC-series configuration memory no more than 50 mm from the FPGA's DATA, DCLK, nCONFIG, nSTATUS, and CONFIG_DONE pins to keep configuration traces short and noise-free. The 5 V I/O banks generate simultaneous-switching noise (SSN); keep sensitive analog traces away from I/O banks and add ground guards.
Critical pitfalls: (1) SRAM-based FPGAs are volatile - if the EPC configuration memory is missing, mis-programmed, or the bitstream is corrupted, the device will not function. (2) Always pull nCONFIG high with a 10 kΩ resistor and tie nSTATUS and CONFIG_DONE high through 10 kΩ per the FLEX 8000 reference design. (3) Do not assert I/O drive before configuration completes; tristate all I/Os during configuration. (4) The commercial (0 °C to +70 °C) grade is NOT suitable for industrial -40 °C to +85 °C or military -55 °C to +125 °C environments; spec a wider-temperature FLEX 8000 variant instead. (5) Quartus II support for FLEX 8000 is legacy-only - use MAX+PLUS II baseline 10.x for the most reliable synthesis results.
Decoupling strategy: place 0.1 µF X7R ceramics directly under each VCC pin on the opposite PCB side, connected by short vias (less than 1 mm). Add 1 nF and 10 nF caps in parallel for high-frequency noise suppression above 100 MHz. Use a solid ground pour on layer 2 directly under the FPGA body; do not split the ground plane under the device. For multi-FPGA designs, isolate configuration busses per device and avoid sharing DCLK across multiple FPGAs - use point-to-point daisy-chain configuration instead.
Информация о соответствии
RoHS, REACH, lead-free, halogen-free, and conflict-minerals status for EPF8820ATC144-3N were not present in the Verified Web Data and are flagged as [DATA_NEEDED] in the specs array. AEC-Q100 is not applicable because this part is a commercial-grade FPGA, not an automotive-qualified IC.
