EPF10K10LI84-4 - FLEX 10K FPGA, 10K Gates, 84-PLCC | Altera (Intel)
Référence : EPF10K10LI84-4 ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $38.5 | $38,50 |
| 10 | $34.2 | $342,00 |
| 100 | $28.75 | $2 875,00 |
| 500 | $22.4 | $11 200,00 |
| 1 000 | $18.95 | $18 950,00 |
EPF10K10LI84-4 Présentation
What is an FPGA? An FPGA (Field-Programmable Gate Array) is a type of programmable logic device (PLD) that contains an array of configurable logic blocks (CLBs), programmable interconnects, and I/O cells, all of which can be reconfigured by the designer after manufacturing. FPGAs sit higher in the silicon hierarchy than fixed-function ASICs because they trade raw performance for design flexibility and time-to-market. The FLEX 10K family, introduced by Altera in the mid-1990s, was the industry's first embedded programmable logic family and pioneered the System-on-a-Programmable-Chip (SOPC) concept by integrating megafunctions such as embedded memory blocks (EABs) and specialized logic into a single device.
Key features of the EPF10K10LI84-4 include 576 logic elements, 12 embedded array blocks (EABs) providing up to 6,144 bits of RAM, 59 maximum user I/O, in-system programmability via the Altera MAX+PLUS II / Quartus (legacy) toolchain, and four dedicated clock input pins. The device is offered in a commercial speed grade with a 125 MHz internal performance figure. Its PLCC-84 footprint supports both socketed prototyping and surface-mount production lines.
Architecturally, the FLEX 10K family combines a fine-grained logic element fabric with coarse-grained EABs, allowing designers to implement wide functions, FIFOs, and RAM/ROM without consuming general-purpose logic. The EPF10K10LI84-4 supports SRAM-based configuration, meaning it must be configured at every power-up from a serial or parallel PROM.
Typical applications include glue logic replacement, bus interface bridging (PCI, ISA, VME), embedded control state machines, prototyping of ASIC designs, and industrial controller front-ends. The wide I/O count and embedded memory make it suitable for systems that need modest logic density plus small RAM blocks on a single chip.
Designers should plan configuration memory (an EPC2 or compatible serial configuration PROM) and a JTAG chain for in-system programming. The 5 V core supply simplifies legacy system integration but means the EPF10K10LI84-4 is not directly pin-compatible with modern 3.3 V-only FPGAs; level-translation buffers are required when interfacing to newer logic.
This page synthesizes distributor stock and price data, drop-in same-family alternatives, and practical design notes not found in the original FLEX 10K datasheet alone.
Alternatives de remplacement direct pour EPF10K10LI84-4 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec EPF10K10LI84-4 (même facteur de forme et même empreinte) — différant par Package, Mounting Type, Process Technology, Operating Temperature, Family.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
EPF10K10LC84-4N
✅ Remplacement direct✓ En stock
$18.3 / unité
Voir la fiche technique →EPF10K10LC84-4
✅ Remplacement direct✓ En stock
$30.85 / unité
Voir la fiche technique →EPF10K10LC84-3
✅ Remplacement direct✓ En stock
$41.3 / unité
Voir la fiche technique →EPF10K10LI84-4N
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$10.4 / unité
Voir la fiche technique →EPF10K10ATC144-3N
✅ Remplacement direct✓ En stock
$24.75 / unité
Voir la fiche technique →EPF10K10LI84-4 Valeurs maximales et caractéristiques électriques
| Family | FLEX 10K |
| Logic Elements (Cells) | 576 |
| Usable Gates | 10,000 |
| Maximum User I/O | 59 |
| Dedicated Inputs | 4 |
| Process Technology | 0.42 µm CMOS SRAM |
| Supply Voltage (VCCINT) | 5 V |
| Maximum Internal Frequency | 125 MHz |
| Boîtier | 84-pin PLCC |
| Type de montage | Surface Mount / Socket |
| Configuration Method | SRAM (serial/parallel PROM, JTAG) |
| Température de fonctionnement | Industrial (-40 °C to +85 °C) |
| Speed Grade | -4 |
Guide de configuration des broches du EPF10K10LI84-4 84-pin plcc
Configuration des broches du EPF10K10LI84-4 (boîtier 84-pin plcc). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour EPF10K10LI84-4.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
EPF10K10LI84-4 convient pour 6 applications: Legacy Industrial PLC Glue Logic, ISA / VME Bus Bridge Controller, ASIC Prototyping Platform, Telecom Line-Card Control Logic, Test & Measurement Front-End, Aerospace & Defense Avionics Retrofit.
Legacy Industrial PLC Glue Logic
The EPF10K10LI84-4's 576 logic elements, 59 user I/O, and 5 V core supply make it a natural fit for legacy industrial PLC backplanes that need on-board glue logic between discrete TTL/CMOS ICs. The PLCC-84 socket footprint allows field replacement without reworking the PCB, and the FLEX 10K architecture lets engineers implement combinational and registered logic that previously required 4-8 discrete MSI chips. Industrial-grade temperature rating (-40 to +85 °C) and the wide I/O count match the requirements of 24V-isolated PLC I/O modules interfacing to encoder, solenoid, and motor-driver sub-systems.
Recommandé
ISA / VME Bus Bridge Controller
The 59 user I/O and 125 MHz internal performance allow the EPF10K10LI84-4 to act as a state-machine and bus-arbitration bridge between an embedded CPU and legacy ISA or VME bus peripherals. The device's bidirectional I/O buffers and tri-state control logic integrate cleanly onto 5 V backplanes, replacing 2-3 PAL/GAL devices with a single reprogrammable part. The PLCC-84 socket also simplifies lab bring-up during bus-protocol debugging.
Recommandé
ASIC Prototyping Platform
Engineers commonly deploy the EPF10K10LI84-4 as a fast-turnaround prototype vehicle for ASIC designs targeting 5 V, low-gate-count applications. The FLEX 10K fabric provides near-ASIC timing predictability, while in-system programmability via JTAG enables rapid design-iteration cycles. The 6 Kbit embedded RAM (via EABs) lets designers validate memory-intensive sub-systems before committing to silicon, all on a PLCC-84 socketed board.
Recommandé
Telecom Line-Card Control Logic
The EPF10K10LI84-4's 5 V tolerance, industrial temperature grade, and 59 I/O make it well-suited to legacy telecom line-card slot controllers, where it implements framing, alarm aggregation, and switch-matrix glue. Its 576 LEs absorb the state machines and small FIFOs previously built from discrete 74-series logic. The PLCC-84 package fits the mechanical envelope of cPCI / VME line cards still in service across carrier networks.
Recommandé
Test & Measurement Front-End
Benchtop instruments use the EPF10K10LI84-4 to route and condition signals between analog front-ends and a host CPU. The 59 I/O support multi-channel mux/demux, trigger sequencing, and handshake logic, while the 125 MHz performance enables real-time sample gating. PLCC-84 socketing allows quick device swap for RMA on field-deployed tester boards.
Recommandé
Aerospace & Defense Avionics Retrofit
Long-lifecycle avionics programs continue to qualify and stock the EPF10K10LI84-4 for retrofit and obsolescence-management of 5 V logic subsystems. Its PLCC-84 footprint matches existing qualified board layouts, allowing substitution of failed units without re-certification. Industrial temperature rating and known datasheet characteristics are valued by DO-254 / MIL-HDBK-454 program offices maintaining legacy LRUs.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour EPF10K10LI84-4 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | EPF10K10LC84-4N | EPF10K10LC84-4 | EPF10K10LC84-3 | EPF10K10LI84-4N | EPF10K10ATC144-3N |
|---|---|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | PLCC-84 | PLCC-84 - same | PLCC-84 - same | PLCC-84 - same | PLCC-84 - same | TQFP-144 - different (not drop-in) |
| Logic Elements | 576 | 576 | 576 | 576 | 576 | 576 |
| Usable Gates | 10,000 | 10,000 | 10,000 | 10,000 | 10,000 | 10,000 |
| User I/O | 59 | 59 | 59 | 59 | 59 | 102 |
| Speed Grade | -4 | -4 | -4 | -3 (slower) | -4 | -3 |
| Temperature Grade | Industrial (-40 to +85 °C) | Industrial | Commercial | Commercial | Industrial | Industrial |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Principaux différenciateurs
- Industrial temperature grade in PLCC-84 (vs EPF10K10LC84-4)
- Higher speed grade than -3 variants (vs EPF10K10LC84-3)
- Higher user I/O count than PLCC-84 cousins in newer families (vs Typical 100-pin CPLD in same family)
Notes de conception
Estimated: the EPF10K10LI84-4 draws approximately 50-150 mA from VCCINT (5 V) depending on toggle rate and logic utilization, plus I/O supply current proportional to switching frequency and load. Provide at least 4.75-5.25 V regulation with 10 µF bulk + 0.1 µF decoupling per VCC pin group. Place one 0.1 µF X7R ceramic within 5 mm of each VCC pin to limit VCC sag during simultaneous output switching, which can otherwise cause brown-out-induced configuration loss.
The FLEX 10K family uses SRAM configuration cells - the bitstream must be reloaded at every power-up from a serial configuration PROM (EPC2, EPC1) or via JTAG. Do not leave nCONFIG floating; tie it to VCC through a 10 kΩ resistor and to a push-button to ground for manual reconfiguration. Failure to provide a valid configuration source causes the device to remain in high-Z, which downstream hardware may interpret as bus contention.
Estimated: the PLCC-84 socket footprint requires 1.27 mm (50 mil) pitch pads with at least 0.6 mm annular ring and a central thermal/ground pad if used. For surface-mount production, use J-lead PLCC sockets (e.g., 3M 84-pin sockets) to retain field-replaceability. Route all clock and global signal traces on the inner PCB layers with controlled impedance (50 Ω typical) to minimize skew between the four dedicated clock inputs feeding the internal global network.
Because the EPF10K10LI84-4 supports bidirectional I/O, dedicate one supply pin pair per I/O bank and avoid mixing 5 V TTL and 3.3 V CMOS peripherals on the same bank. The FLEX 10K I/O structure supports 5.0V PCI-compliant signaling when the VCCIO bank is tied to 5 V; mismatched VCCIO levels are the single most common cause of intermittent I/O failures on legacy FLEX 10K boards.
Informations de conformité
FLEX 10K family predates RoHS directive. Original PLCC-84 package used SnPb plating; "N" suffixed variants may be lead-free re-plated. RoHS, REACH, lead-free, halogen-free, and conflict-mineral status should be confirmed per lot via Certificate of Conformance.
