EP1K100QC208-1 - 100K Gate ACEX-1K FPGA, 2.5V, PQFP-208 | Altera
N.º de pieza: EP1K100QC208-1 ✗ Fin de vida| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $38.5 | $38,50 |
| 10 | $34.2 | $342,00 |
| 100 | $28.75 | $2.875,00 |
| 500 | $24.1 | $12.050,00 |
| 1.000 | $20.85 | $20.850,00 |
EP1K100QC208-1 Descripción general
An FPGA is a programmable logic device that lets engineers implement arbitrary digital logic, memory blocks, and DSP functions in silicon that can be reconfigured in-circuit. Within the broader programmable logic hierarchy, FPGAs sit above simple PLDs and CPLDs because they contain thousands of LUT-based logic cells, distributed and block RAM, and dedicated routing — they are an instance of programmable logic in the larger semiconductor taxonomy of logic ICs. The ACEX-1K family introduced a fine-grained embedded array structure that combines distributed logic and dedicated memory, allowing per-LE dual-port RAM blocks for FIFO and small cache designs.
Key features of the EP1K100QC208-1 include 4,992 logic elements organized into 624 Logic Array Blocks (LABs), 49,152 bits of embedded dual-port RAM with independent read/write ports per block, 147 maximum user I/O pins supporting LVTTL/LVCMOS and other common single-ended I/O standards of the era, in-system programmability via an external serial configuration device or JTAG, and operation from a 2.5V core supply with multi-voltage I/O banks. The part is offered in the commercial temperature grade (the "C" suffix) and at the -1 speed grade.
Architecturally, the device pairs a lookup-table-based logic fabric with rows of embedded array blocks (EABs) used for memory and DSP megafunctions. Configuration data is loaded from an external serial or parallel PROM at power-up via the Altera Passive Serial (PS) or Passive Parallel Synchronous (PPS) scheme, supported by the MAX+PLUS II and Quartus design suites on Windows and Unix workstations. The 0.22 µm process and 2.5V core keep dynamic power modest compared to later 90 nm and 65 nm families.
Typical applications include industrial control and instrumentation, telecom interface cards, legacy peripheral bridging, glue-logic consolidation, low-volume custom ASIC replacement, and educational platforms teaching HDL synthesis with a proven, well-documented toolchain. Engineers often choose this part when migrating off EOL PLDs or older discrete logic.
When designing with this device, pay attention to the 2.5V core supply requirement, the need for a separate configuration PROM on legacy boards, and the 5V-tolerant I/O features that are no longer reproduced on newer Altera/Intel families. Because the ACEX-1K family is mature, plan second-source or migration paths using the SameFrame pin-compatible ACEX-1K options during board bring-up.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes — information not gathered in any single manufacturer document.
Alternativas directas para EP1K100QC208-1 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con EP1K100QC208-1 (mismo factor de forma y huella) — difiere en Process Technology, Package, Speed Grade, Configuration Method, Total RAM Bits.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
EP1K50QC208-1
✅ Sustitución directa✓ En stock
$11.4 / unidad
Ver hoja de datos →EP1K30QC208-1
✅ Sustitución directa✓ En stock
$10.85 / unidad
Ver hoja de datos →EP1K100QC208-1N
✅ Sustitución directa✓ En stock
$16.29 / unidad
Ver hoja de datos →EP1K100QC208-1GZ
✅ Sustitución directa✓ En stock
$64.5 / unidad
Ver hoja de datos →EP1K100QC208-1P
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
EP1K100QC208-1 Valores máximos y características eléctricas
| Family | ACEX-1K |
| Series | ACEX 1K |
| Logic Elements (LEs) | 4992 |
| Logic Array Blocks (LABs) | 624 |
| Maximum User I/O Pins | 147 |
| Embedded Memory Bits | 49152 |
| Number of RAM Blocks | Dual-port EAB array |
| Process Technology | 0.22 µm |
| Core Supply Voltage | 2.5 V |
| Internal Performance | 333.33 MHz |
| Number of Logic Gates | 100000 |
| Package Type | 208-BFQFP (PQFP-208) |
| Tipo de montaje | Surface Mount |
| Operating Temperature Grade | Commercial (C) |
| Speed Grade | -1 |
| Configuration Method | Passive Serial / Passive Parallel Synchronous, JTAG |
| Estado RoHS | unknown |
Guía de configuración de pines de EP1K100QC208-1 208-bfqfp (pqfp-208)
Configuración de pines para EP1K100QC208-1 (encapsulado 208-bfqfp (pqfp-208)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para EP1K100QC208-1.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
EP1K100QC208-1 es adecuado para 6 aplicacións: Industrial Control & Instrumentation, Legacy Telecom Interface Cards, Glue-Logic Consolidation & ASIC Replacement, Low-Volume Custom ASIC Replacement, Educational HDL & Synthesis Platforms, Peripheral Bus Bridging & I/O Expansion.
Industrial Control & Instrumentation
The EP1K100QC208-1 fits industrial control and instrumentation because its 4,992 logic elements and 624 LABs can absorb the glue logic of PLC backplanes, encoder counters, and custom motor-control state machines in a single chip. The 49,152 bits of dual-port embedded RAM provide enough storage for command buffers, lookup tables, and PID coefficient sets, while the 147 user I/O accept LVTTL/3.3V signals directly from industrial sensors and 5V-tolerant signals from legacy opto-isolated front ends. Commercial temperature grade and a 333.33 MHz internal Fmax keep deterministic response for closed-loop control. Designers should still de-bounce inputs in the fabric and isolate analog front-ends with op-amps such as OPA1612 before digitization.
Recomendado
Legacy Telecom Interface Cards
The EP1K100QC208-1 is well suited to legacy telecom line-card glue logic because it can bridge parallel TDM buses, perform framing/deframing in fabric, and buffer with dual-port EAB RAM at line rate. The 2.5V core plus multi-voltage I/O banks interface cleanly to legacy 3.3V framers and 5V backplane drivers without level shifters — a 5V-tolerance feature that modern Cyclone parts no longer offer. Engineers should pair this FPGA with a CPLD configuration supervisor and use JTAG for board-level diagnostics. The PQFP-208 footprint allows hand-rework and probe access during field repair.
Recomendado
Glue-Logic Consolidation & ASIC Replacement
The EP1K100QC208-1 lets engineers consolidate dozens of 74-series TTL packages plus a small PAL/GAL into one reprogrammable device, simplifying the BOM and reducing PCB area on legacy boards. Its 4,992 LEs comfortably absorb wide bus muxes, address decoders, custom interrupt controllers, and small FIFOs that would otherwise require multiple CPLDs. The dual-port EAB blocks implement FIFO flags and small CAMs without external SRAM. Compared with a hard ASIC, the FPGA offers in-system JTAG reconfiguration for late ECOs — a key reason designers kept ACEX-1K in long-life-cycle industrial products.
Recomendado
Low-Volume Custom ASIC Replacement
For low-volume products where a mask-programmed ASIC is uneconomical, the EP1K100QC208-1 provides 100K ASIC-equivalent gates with zero NRE and the same Quartus/MAX+PLUS II toolchain used by ASIC-equivalent designs. The 49,152 bits of embedded RAM cover most glue+buffer requirements, and the 147 user I/O accommodate wide external buses and parallel sensor arrays. Designers should reserve ~20% logic headroom for ECO and pin-out swaps, and budget for a configuration PROM plus decoupling. This part is also popular for retrofit and end-of-life replacements where the original ASIC is unobtainable.
Recomendado
Educational HDL & Synthesis Platforms
The EP1K100QC208-1 is a proven teaching vehicle for HDL synthesis, state-machine design, and digital logic labs because the ACEX-1K family is fully supported by MAX+PLUS II and early Quartus — both free for student use on Windows and Linux. The 4,992 LEs give students enough headroom to implement processors, custom peripherals, and small SoCs without running out of fabric, while the JTAG chain simplifies on-board debug with SignalTap-like tools. University labs typically stock the development kit plus a parallel-port ByteBlaster for legacy programming. New curricula should still consider MAX 10 or Cyclone boards for current toolchain support.
Recomendado
Peripheral Bus Bridging & I/O Expansion
The EP1K100QC208-1 is often used as a protocol-bridging hub between legacy ISA/PCI-style buses and modern processors, mapping 8/16-bit buses into 32-bit local fabrics using on-chip dual-port RAM for FIFO buffering. The 147 user I/O accommodate wide data, address, and handshake signals without external bus switches, and the 333.33 MHz internal Fmax keeps bridging latency low for memory-mapped peripherals. Engineers typically instantiate a soft DMA controller and scatter-gather engine in fabric. The PQFP-208 package is also easy to rework when bridging requirements evolve.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para EP1K100QC208-1 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | EP1K50QC208-1 | EP1K30QC208-1 | EP1K100QC208-1N | EP1K100QC208-1GZ | EP1K100QC208-1P |
|---|---|---|---|---|---|---|
| Package | PQFP-208 (BFQFP-208) | PQFP-208 - same | PQFP-208 - same | PQFP-208 - same | PQFP-208 - same | PQFP-208 - same |
| Brand | Altera (now Intel) | Altera | Altera | Altera | Altera | Altera |
| Logic Elements | 4,992 | 2,976 | 1,500 | 4,992 | 4,992 | 4,992 |
| Embedded RAM Bits | 49,152 | 24,576 | 12,288 | 49,152 | 49,152 | 49,152 |
| Maximum User I/O | 147 | 147 | 147 | 147 | 147 | 147 |
| Core Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Speed Grade | -1 | -1 | -1 | -1 | -1 | -1 |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Diferenciadores clave
- Highest density in PQFP-208 of the ACEX-1K family (frente a EP1K50QC208-1)
- Lead-free / RoHS-friendly terminal-finish variant available (frente a EP1K100QC208-1 (Pb-bearing))
- Same ACEX-1K 100K-gate silicon across speed grades (frente a EP1K100QC208-1N (same silicon))
Notas de diseño
The EP1K100QC208-1 requires a clean 2.5V VCCINT rail capable of delivering up to several hundred mA during configuration and full utilization, plus separate VCCIO bank supplies for each I/O bank (typically 3.3V LVTTL or 5.0V TTL). Decouple each VCC pin with a 0.1 µF X7R ceramic placed within 5 mm of the package, plus a bulk 47–100 µF tantalum or polymer cap on the 2.5V rail. Sequence VCCINT before VCCIO if your design relies on JTAG boundary-scan at power-up. Estimated: idle Icc ≈ 50 mA and full-utilization Icc up to ~400 mA per Altera ACEX-1K family typicals; verify against the ACEX-1K datasheet's power estimator before finalizing the regulator budget.
Do not assume the EP1K100QC208-1 is pin-compatible with newer Cyclone or MAX 10 FPGAs — the ACEX-1K family supports 5V-tolerant I/O via VCCIO banking, a feature removed from later families. According to Intel/Altera Community guidance referenced in the cross-reference data, a true drop-in replacement for the ACEX-1K family is unrealistic; designers who must migrate should plan a board revision with a SameFrame-compatible Cyclone or MAX 10 device in a current package. Watch out for obsolete configuration PROMs — the EPC2LC20 or EPC4 are typical companions. JTAG chain order and TCK pull-down are easy to miss on legacy boards.
The PQFP-208 package has fine-pitch gull-wing leads (0.5 mm pitch typical) and requires careful land-pattern geometry — follow IPC-7351 nominal footprints and avoid solder-mask-defined pads to reduce tombstoning on small passive components nearby. Route all configuration signals (nCONFIG, nSTATUS, CONF_DONE, DCLK, DATA0) as short, impedance-controlled traces away from switching signals, and provide a clear JTAG header for board bring-up. Place the configuration PROM within 50 mm of the FPGA. Use a solid ground plane on the layer beneath the FPGA to control SSO noise on the 147 simultaneously-switching I/O pins.
Información de cumplimiento
Compliance status not provided in the verified web data. The -1N, -1GZ, and -1P suffix variants are typically lead-free Pb-free finishes, but explicit RoHS/REACH certifications must be confirmed via supplier lot documentation rather than inferred from the part-number suffix.
