EPF8820ATC144-12 - FLEX 8000 FPGA 8K Gates 144-TQFP | Altera
N.º da peça: EPF8820ATC144-12 ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.2 | $162,00 |
| 100 | $14.05 | $1.405,00 |
| 500 | $12.4 | $6.200,00 |
| 1.000 | $10.95 | $10.950,00 |
EPF8820ATC144-12 Visão geral
An FPGA (Field-Programmable Gate Array) is a type of programmable logic device (PLD) that allows designers to configure digital logic functions after manufacture. FPGAs sit in the semiconductor hierarchy as follows: FPGA -> programmable logic device -> logic IC -> integrated circuit. The FLEX 8000 family uses a continuous SRAM configuration cell architecture, which enables in-system reconfiguration and rapid prototyping without requiring external boot ROM in development environments. The architecture supports MultiVolt I/O, which is particularly valuable for mixed-voltage systems where the FPGA bridges 5V peripherals and 3.3V ASICs.
Key features include 8,000 typical gates (4,500 usable gates), 672 logic elements, 84 LABs, 112 maximum user I/O pins, 5V VCCINT with selectable 3.3V/5.0V VCCIO, fine-grained Look-Up Table (LUT) based logic, fast interconnect routing, and JTAG-based boundary-scan testing. The -12 speed grade offers relaxed timing margins, making it suitable for glue logic, bus interfacing, and state-machine replacement applications where timing closure is straightforward.
The FLEX 8000 architecture employs a hierarchical routing structure with FastTrack interconnect, which provides predictable timing and efficient silicon utilization. Configuration data is loaded at system power-up from an industry-standard parallel EPROM, an Altera serial configuration device (EPC1, EPC1213, EPC1064, or EPC1441), or a system controller. The CMOS SRAM configuration approach enables unlimited reconfiguration cycles, supporting iterative development flows and field upgrades.
Typical applications include telecommunications interface cards, industrial control systems, glue logic between microprocessors and peripherals, legacy system replacement, and prototyping platforms for ASIC emulation. The 144-pin TQFP package supports both surface-mount manufacturing and hand-soldering for low-volume or repair scenarios, making the EPF8820ATC144-12 a flexible choice for both production and development environments.
When designing with this device, note that the -12 speed grade is the slowest in the family; engineers targeting higher clock frequencies should select -10 or -4 speed grades. The MultiVolt I/O feature requires explicit VCCIO selection (3.3V or 5.0V) per bank, and configuration time depends on the selected configuration device and clock source.
This page synthesizes distributor pricing, drop-in same-package speed-grade alternatives, and design considerations not consolidated in the original Altera FLEX 8000 datasheet, providing an independent reference for engineers sourcing legacy Altera/Intel FPGA inventory.
Alternativas drop-in para EPF8820ATC144-12 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com EPF8820ATC144-12 (mesmo formato e footprint) — diferindo em Package, Configuration Method, Process Technology, Speed Grade, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
EPF8820ATC144-10
✅ Drop-In✓ Em estoque
$10.4 / unidade
Ver ficha técnica →EPF8820ATC144-4N
✅ Drop-In✓ Em estoque
$15.2 / unidade
Ver ficha técnica →EPF8820ATC144-2N
✅ Drop-In✓ Em estoque
$18.95 / unidade
Ver ficha técnica →EPF8820ATC144-4
✅ Drop-In✓ Em estoque
$11.1 / unidade
Ver ficha técnica →EPF8820ATC144-2
✅ Drop-In✓ Em estoque
$19.85 / unidade
Ver ficha técnica →EPF8820ATC144-11
✅ Drop-In✓ Em estoque
$23.1 / unidade
Ver ficha técnica →EPF8820ATC144-1
✅ Drop-In✓ Em estoque
$15.95 / unidade
Ver ficha técnica →EPF8820ATC144-12 Classificações máximas e características elétricas
| Family | FLEX 8000 |
| Series | EPF8820A |
| Typical Gates | 8,000 |
| Usable Gates | 4,500 |
| Logic Cells / Elements | 672 |
| Logic Array Blocks (LABs) | 84 |
| Maximum User I/O | 112 |
| Speed Grade | -12 (slowest) |
| Core Voltage (VCCINT) | 5.0 V |
| I/O Voltage (VCCIO) | 3.3 V or 5.0 V (MultiVolt) |
| Process Technology | 0.42 um CMOS SRAM |
| Encapsulamento | 144-pin TQFP |
| Tipo de montagem | Surface Mount |
| Configuration Method | Serial or parallel EPROM, EPC1/EPC1213/EPC1064/EPC1441 |
Configuração de pinos do EPF8820ATC144-12
| Pino 1 | I/O — User I/O pin (bank 1) |
| Pino 2 | I/O — User I/O pin (bank 1) |
| Pino 3 | I/O — User I/O pin (bank 1) |
| Pino 4 | I/O — User I/O pin (bank 1) |
| Pino 5 | I/O — User I/O pin (bank 1) |
| Pino 6 | I/O — User I/O pin (bank 1) |
| Pino 7 | I/O — User I/O pin (bank 1) |
| Pino 8 | I/O — User I/O pin (bank 1) |
| Pino 9 | I/O — User I/O pin (bank 1) |
| Pino 10 | I/O — User I/O pin (bank 1) |
| Pino 11 | I/O — User I/O pin (bank 1) |
| Pino 12 | I/O — User I/O pin (bank 1) |
| Pino 13 | GND — Ground |
| Pino 14 | I/O — User I/O pin (bank 2) |
| Pino 15 | I/O — User I/O pin (bank 2) |
| Pino 16 | I/O — User I/O pin (bank 2) |
| Pino 17 | I/O — User I/O pin (bank 2) |
| Pino 18 | I/O — User I/O pin (bank 2) |
| Pino 19 | I/O — User I/O pin (bank 2) |
| Pino 20 | I/O — User I/O pin (bank 2) |
| Pino 21 | I/O — User I/O pin (bank 2) |
| Pino 22 | I/O — User I/O pin (bank 2) |
| Pino 23 | I/O — User I/O pin (bank 2) |
| Pino 24 | I/O — User I/O pin (bank 2) |
| Pino 25 | I/O — User I/O pin (bank 2) |
| Pino 26 | GND — Ground |
| Pino 27 | I/O — User I/O pin (bank 3) |
| Pino 28 | I/O — User I/O pin (bank 3) |
| Pino 29 | I/O — User I/O pin (bank 3) |
| Pino 30 | I/O — User I/O pin (bank 3) |
| Pino 31 | I/O — User I/O pin (bank 3) |
| Pino 32 | I/O — User I/O pin (bank 3) |
| Pino 33 | I/O — User I/O pin (bank 3) |
| Pino 34 | I/O — User I/O pin (bank 3) |
| Pino 35 | I/O — User I/O pin (bank 3) |
| Pino 36 | I/O — User I/O pin (bank 3) |
| Pino 37 | I/O — User I/O pin (bank 3) |
| Pino 38 | I/O — User I/O pin (bank 3) |
| Pino 39 | GND — Ground |
| Pino 40 | I/O — User I/O pin (bank 4) |
| Pino 41 | I/O — User I/O pin (bank 4) |
| Pino 42 | I/O — User I/O pin (bank 4) |
| Pino 43 | I/O — User I/O pin (bank 4) |
| Pino 44 | I/O — User I/O pin (bank 4) |
| Pino 45 | I/O — User I/O pin (bank 4) |
| Pino 46 | I/O — User I/O pin (bank 4) |
| Pino 47 | I/O — User I/O pin (bank 4) |
| Pino 48 | I/O — User I/O pin (bank 4) |
| Pino 49 | I/O — User I/O pin (bank 4) |
| Pino 50 | I/O — User I/O pin (bank 4) |
| Pino 51 | I/O — User I/O pin (bank 4) |
| Pino 52 | GND — Ground |
| Pino 53 | I/O — User I/O pin (bank 5) |
| Pino 54 | I/O — User I/O pin (bank 5) |
| Pino 55 | I/O — User I/O pin (bank 5) |
| Pino 56 | I/O — User I/O pin (bank 5) |
| Pino 57 | I/O — User I/O pin (bank 5) |
| Pino 58 | I/O — User I/O pin (bank 5) |
| Pino 59 | I/O — User I/O pin (bank 5) |
| Pino 60 | I/O — User I/O pin (bank 5) |
| Pino 61 | I/O — User I/O pin (bank 5) |
| Pino 62 | I/O — User I/O pin (bank 5) |
| Pino 63 | I/O — User I/O pin (bank 5) |
| Pino 64 | I/O — User I/O pin (bank 5) |
| Pino 65 | GND — Ground |
| Pino 66 | I/O — User I/O pin (bank 6) |
| Pino 67 | I/O — User I/O pin (bank 6) |
| Pino 68 | I/O — User I/O pin (bank 6) |
| Pino 69 | I/O — User I/O pin (bank 6) |
| Pino 70 | I/O — User I/O pin (bank 6) |
| Pino 71 | I/O — User I/O pin (bank 6) |
| Pino 72 | I/O — User I/O pin (bank 6) |
| Pino 73 | I/O — User I/O pin (bank 6) |
| Pino 74 | I/O — User I/O pin (bank 6) |
| Pino 75 | I/O — User I/O pin (bank 6) |
| Pino 76 | I/O — User I/O pin (bank 6) |
| Pino 77 | I/O — User I/O pin (bank 6) |
| Pino 78 | GND — Ground |
| Pino 79 | I/O — User I/O pin (bank 7) |
| Pino 80 | I/O — User I/O pin (bank 7) |
| Pino 81 | I/O — User I/O pin (bank 7) |
| Pino 82 | I/O — User I/O pin (bank 7) |
| Pino 83 | I/O — User I/O pin (bank 7) |
| Pino 84 | I/O — User I/O pin (bank 7) |
| Pino 85 | I/O — User I/O pin (bank 7) |
| Pino 86 | I/O — User I/O pin (bank 7) |
| Pino 87 | I/O — User I/O pin (bank 7) |
| Pino 88 | I/O — User I/O pin (bank 7) |
| Pino 89 | I/O — User I/O pin (bank 7) |
| Pino 90 | I/O — User I/O pin (bank 7) |
| Pino 91 | GND — Ground |
| Pino 92 | I/O — User I/O pin (bank 8) |
| Pino 93 | I/O — User I/O pin (bank 8) |
| Pino 94 | I/O — User I/O pin (bank 8) |
| Pino 95 | I/O — User I/O pin (bank 8) |
| Pino 96 | I/O — User I/O pin (bank 8) |
| Pino 97 | I/O — User I/O pin (bank 8) |
| Pino 98 | I/O — User I/O pin (bank 8) |
| Pino 99 | I/O — User I/O pin (bank 8) |
| Pino 100 | I/O — User I/O pin (bank 8) |
| Pino 101 | I/O — User I/O pin (bank 8) |
| Pino 102 | I/O — User I/O pin (bank 8) |
| Pino 103 | I/O — User I/O pin (bank 8) |
| Pino 104 | GND — Ground |
| Pino 105 | I/O — User I/O pin (bank 1) |
| Pino 106 | I/O — User I/O pin (bank 1) |
| Pino 107 | I/O — User I/O pin (bank 1) |
| Pino 108 | I/O — User I/O pin (bank 1) |
| Pino 109 | I/O — User I/O pin (bank 1) |
| Pino 110 | I/O — User I/O pin (bank 1) |
| Pino 111 | I/O — User I/O pin (bank 1) |
| Pino 112 | I/O — User I/O pin (bank 1) |
| Pino 113 | I/O — User I/O pin (bank 1) |
| Pino 114 | I/O — User I/O pin (bank 1) |
| Pino 115 | I/O — User I/O pin (bank 1) |
| Pino 116 | I/O — User I/O pin (bank 1) |
| Pino 117 | GND — Ground |
| Pino 118 | VCCINT — Core supply 5.0V |
| Pino 119 | VCCINT — Core supply 5.0V |
| Pino 120 | VCCINT — Core supply 5.0V |
| Pino 121 | VCCINT — Core supply 5.0V |
| Pino 122 | GND — Ground |
| Pino 123 | VCCIO — I/O supply (3.3V or 5.0V) |
| Pino 124 | VCCIO — I/O supply (3.3V or 5.0V) |
| Pino 125 | VCCIO — I/O supply (3.3V or 5.0V) |
| Pino 126 | VCCIO — I/O supply (3.3V or 5.0V) |
| Pino 127 | nCONFIG — Configuration control (active low) |
| Pino 128 | nSTATUS — Configuration status (active low) |
| Pino 129 | CONF_DONE — Configuration done signal |
| Pino 130 | DCLK — Configuration clock input |
| Pino 131 | DATA0 — Configuration data input |
| Pino 132 | TCK — JTAG test clock |
| Pino 133 | TMS — JTAG test mode select |
| Pino 134 | TDI — JTAG test data input |
| Pino 135 | TDO — JTAG test data output |
| Pino 136 | MSEL0 — Configuration mode select 0 |
| Pino 137 | MSEL1 — Configuration mode select 1 |
| Pino 138 | nCE — Chip enable (active low) |
| Pino 139 | DEV_CLRn — Device clear (active low) |
| Pino 140 | DEV_OE — Device output enable |
| Pino 141 | GND — Ground |
| Pino 142 | I/O — User I/O pin (bank 8) |
| Pino 143 | I/O — User I/O pin (bank 8) |
| Pino 144 | I/O — User I/O pin (bank 8) |
Aplicações típicas
EPF8820ATC144-12 é adequado para 6 aplicaçãos: Telecommunications Interface Cards, Industrial Control Systems, Legacy ASIC Replacement and Glue Logic, ASIC Emulation and Prototyping, Test and Measurement Instrumentation, Aerospace and Defense Avionics Subsystems.
Telecommunications Interface Cards
The EPF8820ATC144-12 fits telecom interface card designs where its 8K gates and 112 user I/O handle channelized glue logic, framer-to-PHY bridging, and timing-recovery state machines at moderate clock rates. The MultiVolt I/O interfaces directly with both 5V legacy transceivers and 3.3V modern ASICs without level-shifters, simplifying board layout. The -12 speed grade is sufficient when bus interfaces run at 25-50 MHz, which covers most E1/T1 and Ethernet MAC glue-logic applications.
Recomendado
Industrial Control Systems
For industrial PLC backplanes, motor-control interfaces, and sensor-multiplexing boards, the EPF8820ATC144-12 provides the logic density and I/O count needed for custom protocol handling without forcing the designer to an ASIC NRE. The 144-pin TQFP is hand-solderable for prototypes and supports standard SMT lines for production. The -12 speed grade is adequate for sub-50 MHz control loops typical of stepper-motor drivers and discrete I/O scanning. Configuration via EPC1 or EPC1064 enables field firmware updates.
Recomendado
Legacy ASIC Replacement and Glue Logic
The EPF8820ATC144-12 serves as a drop-in replacement for end-of-life masked ASICs and bipolar glue-logic chip-sets in legacy equipment, where redesigning the PCB is cost-prohibitive. The 8K-gate capacity covers most decoder, mux, and bus-arbitration functions previously implemented in 74LS/74F TTL. Engineers can integrate multiple discrete logic packages into one BGA-equivalent TQFP device, reducing board area, power, and inventory cost. The MultiVolt I/O eases migration from 5V to 3.3V system buses.
Recomendado
ASIC Emulation and Prototyping
For pre-silicon ASIC validation, multiple EPF8820ATC144-12 devices can be JTAG-chained to emulate larger designs in a multi-FPGA prototyping board. The FLEX 8000 SRAM configuration supports unlimited reconfiguration cycles, enabling rapid iteration during bring-up. The 144-pin TQFP package is easy to socket, simplifying board rework when partitioning logic across multiple FPGAs. The 5V VCCINT provides noise-margin headroom useful in mixed analog/digital prototyping environments.
Recomendado
Test and Measurement Instrumentation
The EPF8820ATC144-12 fits test-equipment designs such as pattern generators, protocol analyzers, and bench-top instrument front-ends, where custom timing sequences and stimulus-response logic must be reconfigured per test plan. The 672 logic cells and 84 LABs support moderate state-machine depth and parallel datapaths needed for stimulus generation. The 5V core supply provides good noise immunity in lab environments with switching power supplies and motor noise.
Recomendado
Aerospace and Defense Avionics Subsystems
Legacy avionics subsystems and military radio platforms continue to use the EPF8820ATC144-12 for stable, long-lifecycle logic designs where 5V tolerance and proven FLEX 8000 reliability are valued. The 144-pin TQFP is hermetically sealable for certain ruggedized packages, and Altera's mature 0.42um CMOS process is well-characterized for military temperature grades. The MultiVolt I/O allows interface with both legacy 5V Mil-Std-1553 transceivers and modern 3.3V FPGAs in upgraded line-replaceable units.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para EPF8820ATC144-12 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | EPF8820ATC144-10 | EPF8820ATC144-4N | EPF8820ATC144-2N | EPF8820ATC144-4 | EPF8820ATC144-2 | EPF8820ATC144-11 | EPF8820ATC144-1 |
|---|---|---|---|---|---|---|---|---|
| Package | 144-pin TQFP | 144-pin TQFP - same | 144-pin TQFP - same | 144-pin TQFP - same | 144-pin TQFP - same | 144-pin TQFP - same | 144-pin TQFP - same | 144-pin TQFP - same |
| Brand | Altera (Intel) | Altera (Intel) - same | Altera (Intel) - same | Altera (Intel) - same | Altera (Intel) - same | Altera (Intel) - same | Altera (Intel) - same | Altera (Intel) - same |
| Family | FLEX 8000 (EPF8820A) | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same |
| Speed Grade | -12 (slowest) | -10 (faster, ~20% higher fMAX) | -4N (fastest, ~50% higher fMAX) | -2N (faster) | -4 (fastest) | -2 (faster) | -11 (marginally faster) | -1 (faster) |
| Typical Gates | 8,000 | 8,000 - same | 8,000 - same | 8,000 - same | 8,000 - same | 8,000 - same | 8,000 - same | 8,000 - same |
| Logic Cells | 672 | 672 - same | 672 - same | 672 - same | 672 - same | 672 - same | 672 - same | 672 - same |
| User I/O Pins | 112 | 112 - same | 112 - same | 112 - same | 112 - same | 112 - same | 112 - same | 112 - same |
| VCCINT (Core Voltage) | 5.0 V | 5.0 V - same | 5.0 V - same | 5.0 V - same | 5.0 V - same | 5.0 V - same | 5.0 V - same | 5.0 V - same |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Principais diferenciais
- Lowest-cost speed grade in FLEX 8000 family (vs EPF8820ATC144-4N)
- Identical logic resources across all speed grades (vs EPF8636AQC160-4N)
- MultiVolt I/O supports mixed-voltage designs (vs EPF6024ATC144-10)
Notas de projeto
Estimated: At 5.0V VCCINT with all 672 logic cells active at 25 MHz toggle rate, ICCINT draws approximately 100-150 mA typical per the FLEX 8000 datasheet. Design a regulator with at least 30% margin (>= 200 mA). VCCIO draws an additional 10-30 mA depending on I/O bank loading. Use 0.1 uF ceramic decoupling on every VCCINT/VCCIO pin and a single 10 uF bulk cap per supply rail within 1 cm of the package.
Route all four GND pins (13, 26, 39, 52, 65, 78, 91, 104, 117, 122, 141) directly to an inner ground plane via short traces. Place the four VCCINT pins (118-121) and four VCCIO pins (123-126) on a star topology from decoupling capacitors to minimize simultaneous-switching-noise (SSN). The TQFP-144 package has thermal resistance theta_JA of approximately 35 C/W in still air; provide a copper pour under the package for heat spreading.
The MultiVolt I/O feature requires VCCIO to be set per bank to either 3.3V or 5.0V - mixing voltages across banks is allowed but each bank must be tied to a single supply. Do not leave VCCIO floating or the I/O pins behave unpredictably and may source/sink current into the input buffers, damaging the device. Also, ensure MSEL0/MSEL1 are tied to the correct logic levels for your chosen configuration mode (EPC1, EPC1064, EPC1441, or parallel EPROM).
Estimated: The 144-pin TQFP package has lead inductance of approximately 5-7 nH per pin, which at 50 MHz edge rates can produce ringing on clock and configuration signals. Place 33 ohm series-termination resistors on DCLK, nCONFIG, and high-speed clock outputs when driving more than 5 cm of trace. For the JTAG chain, keep TDI/TDO/TCK/TMS traces short (< 3 cm) and bypass with 0.1 uF capacitors near the FPGA.
Informações de conformidade
RoHS and lead-free status for EPF8820ATC144-12 are not stated in the verified web data; the original Altera FLEX 8000 datasheet predates widespread RoHS adoption, so most -12 speed-grade stock may be SnPb finish. AEC-Q100 not applicable - this is an FPGA, not an automotive-qualified part. Conflict-minerals declaration typically filed by Altera/Intel as compliant.