EPF10K10AQC208-2 - 10K-Gate FLEX-10KA FPGA, 208-PQFP | Intel
Référence : EPF10K10AQC208-2 ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $33 | $33,00 |
| 10 | $30 | $300,00 |
| 100 | $27 | $2 700,00 |
| 500 | $24.5 | $12 250,00 |
| 1 000 | $22 | $22 000,00 |
EPF10K10AQC208-2 Présentation
What is an FPGA? A Field-Programmable Gate Array is a semiconductor integrated circuit built around an array of configurable logic blocks (CLBs/LABs), programmable interconnects, and I/O cells, allowing the designer to implement arbitrary digital logic after fabrication. FPGAs occupy the middle ground between fixed-function ASICs and software-programmable microcontrollers, providing hardware-timed parallelism and reprogrammability. The FLEX-10KA family sits within the broader taxonomy of programmable logic devices (PLDs) -> FPGAs -> SRAM-based LUT FPGAs -> legacy/low-density FPGAs, and was historically used for glue logic, bus interfacing, and DSP pre-processing in telecom and industrial systems.
Key features of the EPF10K10AQC208-2 include embedded array blocks (EABs) for memory or multiplier functions, JTAG-compliant boundary-scan test support, in-system programmability via the serial configuration EPROM interface, and 5V-tolerant I/O on selected pins. Each LAB combines 8 logic elements with a carry chain, while each EAB provides up to 2048 bits of dual-port RAM.
Architecture: the FLEX-10KA device fabric uses a four-input look-up table (LUT) per logic element, fast row-and-column interconnect, and dedicated carry chains for arithmetic. The 0.3 um process delivers predictable timing closure for designs up to several thousand gates, with the FastTrack interconnect minimizing routing congestion.
Typical applications include legacy industrial control, telecom glue logic, prototyping interfaces to legacy buses (PCI, ISA, VME), DSP pre-processing, and educational platforms. The 208-pin PQFP footprint is still widely supported in long-lifecycle industrial designs.
Design consideration: the EPF10K10AQC208-2 requires an external configuration EPROM (EPC1/EPC2) on every power-up, since the SRAM-based fabric is volatile; designers must budget for the configuration circuit and the POR (power-on reset) timing.
This page synthesizes distributor pricing, FLEX-10KA family variants, and practical configuration/design notes that go beyond what is printed in the original Altera FLEX-10KA datasheet.
Alternatives de remplacement direct pour EPF10K10AQC208-2 — 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 EPF10K10AQC208-2 (même facteur de forme et même empreinte) — différant par Package, Family, Process Technology, Speed Grade, Configuration Method.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
EPF10K10AQC208-1
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
EPF10K10AQC208-3
✅ Remplacement direct✓ En stock
$31.4 / unité
Voir la fiche technique →EPF10K10ATC144-2
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
EPF10K30AQC208-2
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
EPF10K50AQC208-2
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
EPF10K10AQC208-2 Valeurs maximales et caractéristiques électriques
| Family | FLEX-10KA |
| Logic Elements / Cells | 576 |
| Number of LABs/CLBs | 72 |
| Total RAM Bits | 6144 |
| Number of User I/O | 134 |
| Number of Gates | 10000 (typical) / 31000 (max) |
| Tension d'alimentation | 3.0 V to 3.6 V |
| Process Technology | 0.3 um CMOS SRAM |
| Maximum Internal Frequency | 142.86 MHz |
| Speed Grade | -2 |
| Boîtier | 208-Pin PQFP (BFQFP) 28x28 mm |
| Type de montage | Surface Mount |
| Température de fonctionnement | 0 C to +70 C (Commercial) |
| Configuration Method | SRAM, requires external config EPROM (EPC1/EPC2) |
| Embedded Array Blocks (EABs) | Yes (3 EABs, up to 2048 bits RAM each) |
| JTAG Boundary-Scan | Yes (IEEE 1149.1) |
| Statut RoHS | Non-compliant (legacy PQFP) |
| Lead-Free | No (contains lead) |
Configuration des broches de EPF10K10AQC208-2
| Broche 1 | I/O — User I/O pin (bank 1) |
| Broche 2 | I/O — User I/O pin (bank 1) |
| Broche 3 | I/O — User I/O pin (bank 1) |
| Broche 4 | I/O — User I/O pin (bank 1) |
| Broche 5 | I/O — User I/O pin (bank 1) |
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| Broche 10 | I/O — User I/O pin (bank 1) |
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| Broche 13 | I/O — User I/O pin (bank 1) |
| Broche 14 | I/O — User I/O pin (bank 1) |
| Broche 15 | I/O — User I/O pin (bank 1) |
| Broche 16 | GND — Ground |
| Broche 17 | I/O — User I/O pin (bank 1) |
| Broche 18 | I/O — User I/O pin (bank 1) |
| Broche 19 | I/O — User I/O pin (bank 1) |
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| Broche 30 | I/O — User I/O pin (bank 1) |
| Broche 31 | GND — Ground |
| Broche 32 | I/O — User I/O pin (bank 1) |
| Broche 33 | I/O — User I/O pin (bank 1) |
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| Broche 45 | I/O — User I/O pin (bank 1) |
| Broche 46 | GND — Ground |
| Broche 47 | I/O — User I/O pin (bank 1) |
| Broche 48 | I/O — User I/O pin (bank 1) |
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| Broche 59 | I/O — User I/O pin (bank 1) |
| Broche 60 | I/O — User I/O pin (bank 1) |
| Broche 61 | GND — Ground |
| Broche 62 | I/O — User I/O pin (bank 1) |
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| Broche 75 | I/O — User I/O pin (bank 1) |
| Broche 76 | GND — Ground |
| Broche 77 | I/O — User I/O pin (bank 1) |
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| Broche 90 | I/O — User I/O pin (bank 1) |
| Broche 91 | GND — Ground |
| Broche 92 | I/O — User I/O pin (bank 1) |
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| Broche 103 | I/O — User I/O pin (bank 1) |
| Broche 104 | I/O — User I/O pin (bank 1) |
| Broche 105 | I/O — User I/O pin (bank 1) |
| Broche 106 | GND — Ground |
| Broche 107 | I/O — User I/O pin (bank 1) |
| Broche 108 | I/O — User I/O pin (bank 1) |
| Broche 109 | I/O — User I/O pin (bank 1) |
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| Broche 120 | I/O — User I/O pin (bank 1) |
| Broche 121 | GND — Ground |
| Broche 122 | I/O — User I/O pin (bank 1) |
| Broche 123 | I/O — User I/O pin (bank 1) |
| Broche 124 | I/O — User I/O pin (bank 1) |
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| Broche 133 | I/O — User I/O pin (bank 1) |
| Broche 134 | I/O — User I/O pin (bank 1) |
| Broche 135 | I/O — User I/O pin (bank 1) |
| Broche 136 | GND — Ground |
| Broche 137 | I/O — User I/O pin (bank 1) |
| Broche 138 | I/O — User I/O pin (bank 1) |
| Broche 139 | I/O — User I/O pin (bank 1) |
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| Broche 144 | I/O — User I/O pin (bank 1) |
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| Broche 149 | I/O — User I/O pin (bank 1) |
| Broche 150 | I/O — User I/O pin (bank 1) |
| Broche 151 | GND — Ground |
| Broche 152 | I/O — User I/O pin (bank 1) |
| Broche 153 | I/O — User I/O pin (bank 1) |
| Broche 154 | I/O — User I/O pin (bank 1) |
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| Broche 163 | I/O — User I/O pin (bank 1) |
| Broche 164 | I/O — User I/O pin (bank 1) |
| Broche 165 | I/O — User I/O pin (bank 1) |
| Broche 166 | GND — Ground |
| Broche 167 | I/O — User I/O pin (bank 1) |
| Broche 168 | I/O — User I/O pin (bank 1) |
| Broche 169 | I/O — User I/O pin (bank 1) |
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| Broche 178 | I/O — User I/O pin (bank 1) |
| Broche 179 | I/O — User I/O pin (bank 1) |
| Broche 180 | I/O — User I/O pin (bank 1) |
| Broche 181 | GND — Ground |
| Broche 182 | I/O — User I/O pin (bank 1) |
| Broche 183 | I/O — User I/O pin (bank 1) |
| Broche 184 | I/O — User I/O pin (bank 1) |
| Broche 185 | I/O — User I/O pin (bank 1) |
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| Broche 187 | I/O — User I/O pin (bank 1) |
| Broche 188 | I/O — User I/O pin (bank 1) |
| Broche 189 | I/O — User I/O pin (bank 1) |
| Broche 190 | I/O — User I/O pin (bank 1) |
| Broche 191 | I/O — User I/O pin (bank 1) |
| Broche 192 | I/O — User I/O pin (bank 1) |
| Broche 193 | I/O — User I/O pin (bank 1) |
| Broche 194 | I/O — User I/O pin (bank 1) |
| Broche 195 | I/O — User I/O pin (bank 1) |
| Broche 196 | GND — Ground |
| Broche 197 | MSEL0 — Configuration mode select 0 |
| Broche 198 | MSEL1 — Configuration mode select 1 |
| Broche 199 | nSTATUS — Configuration status (open-drain) |
| Broche 200 | nCONFIG — Configuration control (active-low) |
| Broche 201 | DCLK — Configuration clock |
| Broche 202 | DATA0 — Configuration data input |
| Broche 203 | CONF_DONE — Configuration done (open-drain) |
| Broche 204 | TDI — JTAG test data in |
| Broche 205 | TDO — JTAG test data out |
| Broche 206 | TMS — JTAG test mode select |
| Broche 207 | TCK — JTAG test clock |
| Broche 208 | VCC — Core supply 3.3 V |
Applications typiques
EPF10K10AQC208-2 convient pour 6 applications: Legacy Industrial Control Logic, Telecom Glue Logic / Channel Card, PCI / ISA Bridge Prototyping, DSP Pre-Processing Front-End, Educational / University FPGA Trainer, Aerospace & Defense Legacy Spares.
Legacy Industrial Control Logic
The EPF10K10AQC208-2 fits legacy industrial control designs that need glue-logic integration on a 3.3 V rail with predictable timing closure. Its 576 logic elements and 72 LABs are enough for state machines, I/O conditioning, and protocol bridging on a 208-PQFP board that has been in production since the late 1990s.
Recommandé
Telecom Glue Logic / Channel Card
In legacy telecom line cards and channel banks, the EPF10K10AQC208-2 served as glue logic between TDM buses, framer ICs, and backplane transceivers. Its 134 user I/O and bidirectional FastTrack interconnect supported 8-bit datapaths at 50 MHz, while 6144 bits of distributed RAM sufficed for small FIFOs and look-up tables.
Recommandé
PCI / ISA Bridge Prototyping
The EPF10K10AQC208-2 was widely used as a PCI-to-ISA bridge prototyping platform because its 134 I/O pins map easily to the 49-pin PCI bus plus 24-bit address/data ISA bus. Designers leverage the 3 EABs (2048 bits each) to implement small FIFOs and the 0.3 um process timing to meet the 33 MHz PCI clock domain.
Recommandé
DSP Pre-Processing Front-End
For DSP pre-processing in audio and baseband applications, the EPF10K10AQC208-2 implements FIR filters, FFT bit-reversal, and gain control in parallel hardware. With 576 logic elements and a 142.86 MHz internal frequency, the part easily delivers 30-40 MHz sample rates for 16-bit audio or low-MHz IF baseband signals.
Recommandé
Educational / University FPGA Trainer
Universities still use the EPF10K10AQC208-2 in legacy Altera UP2/UP3 education boards because the 208-PQFP through-hole-friendly footprint simplifies hand-soldering and the 3.3 V supply is forgiving. Quartus II Web Edition still supports the part, making it ideal for introductory Verilog/VHDL labs.
Recommandé
Aerospace & Defense Legacy Spares
Long-lifecycle aerospace and defense systems with FLEX-10KA on the bill-of-materials still source the EPF10K10AQC208-2 for spares and depot repairs. Because PCN/EOL cycles for these programs span 20-30 years, the obsolete status of the part is acceptable when paired with rigorous traceability and counterfeit-screening.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour EPF10K10AQC208-2 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | EPF10K10AQC208-1 | EPF10K10AQC208-3 | EPF10K30AQC208-2 | EPF10K50AQC208-2 | EPF10K10ATC144-2 |
|---|---|---|---|---|---|---|
| Brand | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) |
| Package | 208-Pin PQFP | 208-Pin PQFP - same | 208-Pin PQFP - same | 208-Pin PQFP - same | 208-Pin PQFP - same | 144-Pin TQFP - different |
| Family | FLEX-10KA | FLEX-10KA | FLEX-10KA | FLEX-10KA | FLEX-10KA | FLEX-10KA |
| Logic Elements | 576 | 576 | 576 | 1728 | 2880 | 576 |
| Speed Grade | -2 | -1 (faster) | -3 (slower) | -2 | -2 | -2 |
| Number of LABs | 72 | 72 | 72 | 216 | 360 | 72 |
| User I/O | 134 | 134 | 134 | 147 | 147 | 102 |
| Total RAM Bits | 6144 | 6144 | 6144 | 12288 | 20480 | 6144 |
| Supply Voltage | 3.3 V (3.0-3.6 V) | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Principaux différenciateurs
- Same-density 208-PQFP variant in a faster speed grade (vs EPF10K10AQC208-1)
- Three-fold logic density in the same 208-PQFP footprint (vs EPF10K30AQC208-2)
- Five-fold logic density in the same 208-PQFP footprint (vs EPF10K50AQC208-2)
Notes de conception
The EPF10K10AQC208-2 SRAM configuration is volatile: without an external configuration EPROM (EPC1/EPC2) the device will not boot on power-up. Designers must include the configuration circuit on every board revision and verify nSTATUS, CONF_DONE, and nCONFIG timing against the FLEX-10KA handbook. Failure to do so is the single most common reason legacy FLEX-10KA boards fail to come up after reflow or firmware update.
The 208-PQFP package requires a 28x28 mm footprint with 0.5 mm pitch gull-wing leads; use 4-layer PCB with a continuous ground plane under the device to provide a low-impedance return path for the 134 high-speed I/O transitions. Place 0.1 uF decoupling capacitors as close as possible to every VCC/GND pair and add bulk 10 uF tantalum capacitors at the four VCC corners to suppress the simultaneous switching noise (SSN) generated by the FastTrack interconnect.
Long traces (>50 mm) on FLEX-10KA I/O banks should be source-terminated with a 33 ohm series resistor to control ringing at 33 MHz PCI or 50 MHz TTL edges. Use the Quartus II Assignment Editor to enable PCI clamping diode and PCI-compliant I/O standard on the relevant pins. JTAG chain integrity should be verified with the BSDL file shipped with Quartus to detect opens/shorts before functional test.
Informations de conformité
Legacy PQFP package contains lead. Not RoHS-compliant. Reach/AEC-Q100/halogen/conflict-mineral data not published by Altera/Intel for this obsolete part.