EP1K10QC208-2N - ACEX-1K 10K Gates FPGA | Intel / Altera
MPN: EP1K10QC208-2N ⚠ Last Time Buy| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.2 | $112.00 |
| 100 | $9.85 | $985.00 |
| 500 | $8.8 | $4,400.00 |
| 1,000 | $7.95 | $7,950.00 |
Drop-in alternatives for EP1K10QC208-2N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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View Datasheet →EP1K10QC208-2N Maximum Ratings & Electrical Characteristics
| Family | ACEX-1K |
| Typical Gates | 10,000 |
| Logic Elements | 576 |
| Logic Array Blocks (LABs) | 72 |
| Embedded Array Blocks (EABs) | 12 |
| Total RAM Bits | 12,288 |
| User I/O Pins | 120 |
| Core Voltage | 2.5 V (2.375 V to 2.625 V) |
| Process Technology | 0.22 µm CMOS |
| Package | 208-BFQFP (PQFP, 28x28 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | 0 °C to +70 °C (commercial) |
| Configuration Mode | Serial (AS) / Passive Serial (PS) |
| JTAG Support | IEEE 1149.1 Boundary Scan |
| RoHS Status | Compliant |
EP1K10QC208-2N 208-bfqfp (pqfp, 28x28 mm) Pin Configuration Guide
Complete pinout information for EP1K10QC208-2N (208-bfqfp (pqfp, 28x28 mm) package) with 120 pins. This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for EP1K10QC208-2N.
Refer to the datasheet for full pin configuration.
Estimated pin count: 120 pins (digital package)
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
EP1K10QC208-2N is suitable for 7 applications: Industrial Glue Logic Replacement, Legacy Peripheral Bus Bridge, Telecommunications Line-Card Control, Military and Avionics Retrofit Systems, Educational FPGA Development Platform, Industrial Motor Control Logic, Legacy Data Acquisition Front-End.
Industrial Glue Logic Replacement
The EP1K10QC208-2N fits legacy industrial glue-logic replacement where discrete 74-series TTL, CMOS, or GAL devices must be consolidated onto a single programmable device. Its 576 logic elements comfortably absorb 50 to 200 discrete logic gates, while 120 user I/Os interface directly with 5 V and 3.3 V industrial buses via MultiVolt I/O. Engineers typically implement address decoding, interrupt steering, and watchdog timers in this FPGA, gaining design flexibility without re-spinning the PCB. Compared with discrete logic, the EP1K10QC208-2N reduces board area by approximately 70 percent and allows late-stage logic changes via JTAG reconfiguration.
Recommended
Legacy Peripheral Bus Bridge
PCI, ISA, VMEbus, and PC/104 bridges are common deployments for the EP1K10QC208-2N because 576 logic elements plus 12 Kbit embedded RAM are sufficient to implement bus state machines and FIFO buffers. The 120 user I/Os accommodate 32-bit data plus control signals for these parallel buses, and the PQFP package is compatible with hand-rework-friendly two-layer boards. Typical designs use dual-port RAM in the embedded array blocks for transaction buffering, achieving approximately 33 MHz bus throughput. Compared to discrete bus-bridge ASICs, the EP1K10QC208-2N allows user-tunable wait-state and arbitration logic.
Recommended
Telecommunications Line-Card Control
Telecommunications line cards frequently use the EP1K10QC208-2N to implement T1/E1 framers, HDLC controllers, and alarm-monitoring logic alongside a host DSP or network processor. The 12 embedded array blocks deliver up to 12 Kbits of dual-port RAM, ideal for small HDLC FIFO buffers without external memory. Industrial-temperature grades (suffixed I instead of C) are available for outdoor cabinet deployments. According to Altera reference designs, ACEX-1K devices typically achieve 50 MHz system clock rates in telecom glue-logic roles. Compared to ASIC implementations, the FPGA allows late firmware changes to support evolving protocol revisions such as DSL and G.SHDSL.
Recommended
Military and Avionics Retrofit Systems
The EP1K10QC208-2N is widely deployed in military and avionics retrofit programs where 1553B, ARINC 429, and discrete interface logic must be consolidated and modernized without altering legacy board mechanics. Its 120 I/Os map directly to standard avionics backplane connectors, and the PQFP package accommodates hand-rework for low-volume production runs. Designers implement Manchester encoding, parity generation, and message buffering in the embedded array blocks, achieving deterministic latency for safety-critical buses. Compared to modern Cyclone IV equivalents, the EP1K10QC208-2N preserves bitstream compatibility with fielded equipment.
Recommended
Educational FPGA Development Platform
Universities and training labs use the EP1K10QC208-2N in Altera-era educational kits because its 576 logic elements are large enough to teach processor design, VGA controllers, and PS/2 keyboard interfaces within a single device. The PQFP package enables through-hole DIP breakout adapters, allowing students to breadboard without BGA rework equipment. Quartus II Web Edition (free) supports ACEX-1K compilation, making the EP1K10QC208-2N ideal for low-budget lab deployments. Compared to modern dev boards, the EP1K10QC208-2N teaches legacy configuration schemes including passive serial and JTAG programming.
Recommended
Industrial Motor Control Logic
Variable-frequency drives and stepper motor controllers use the EP1K10QC208-2N for PWM generation, encoder decoding, and current-loop PI compensation in cost-sensitive industrial applications. The 120 user I/Os support multi-axis control (up to three axes of quadrature encoders plus 12 PWM outputs), while the 200 MHz internal performance provides sub-microsecond PWM resolution. The commercial temperature grade (0 to +70 °C) suits cabinet-mounted equipment; for motor-integrated designs, choose the EP1K10QI208-2N industrial variant. Compared to microcontroller-only solutions, the FPGA's parallel architecture executes all PWM and encoder tasks simultaneously without jitter.
Recommended
Legacy Data Acquisition Front-End
Data acquisition front-ends deployed in the 2000s used the EP1K10QC208-2N to implement analog-multiplexer steering, sample-clock generation, and FIFO buffering ahead of an ADC. The 12 embedded array blocks provide dual-port RAM FIFOs that decouple ADC burst rates from host transfer rates, while the 120 I/Os accommodate parallel-output ADCs up to 16 bits at 50 MSPS. The 2.5 V core supply simplifies integration with 3.3 V ADC logic, and JTAG support enables in-system testability. Compared to modern FPGA-based DAQ, the EP1K10QC208-2N preserves bitstream archives for long-lifecycle test systems in semiconductor ATE.
Recommended
Recommended Products Summary
Engineering reference data for EP1K10QC208-2N — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP1K10QC208-3N | EP1K10QC208-2 | EP1K10QC208-1N | EP1K100QC208-2N | EP1K100QC208-3N |
|---|---|---|---|---|---|---|
| Brand | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) |
| Package | 208-BFQFP (PQFP, 28x28 mm) | 208-BFQFP (PQFP) - same | 208-BFQFP (PQFP) - same | 208-BFQFP (PQFP) - same | 208-BFQFP (PQFP) - same | 208-BFQFP (PQFP) - same |
| Logic Elements | 576 | 576 | 576 | 576 | 49,760 | 49,760 |
| Total RAM Bits | 12,288 | 12,288 | 12,288 | 12,288 | 40,960 | 40,960 |
| User I/O Pins | 120 | 120 | 120 | 120 | 147 | 147 |
| Core Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Speed Grade | -2 | -3 (faster) | -2 | -1 (slower) | -2 | -3 |
| RoHS Compliant | Yes (N suffix) | Yes | No | Yes | Yes | Yes |
Key Differentiators
- RoHS-compliant 'N' finish on PQFP-208 for lead-free assembly (vs EP1K10QC208-2)
- 120 user I/O in PQFP-208 - largest I/O count in EP1K10 density tier (vs EP1K10TC144-2)
- Hand-solder-friendly PQFP package for low-volume and education (vs EP1K10FC256-2N)
Design Notes
Estimated: the 208-pin PQFP at 28x28 mm with 0.5 mm lead pitch requires at least 4-layer PCB stack-up with continuous ground plane beneath the package for impedance-controlled signal return. Place at minimum one 0.1 µF X7R decoupling capacitor per VCC pin and one 10 µF bulk tantalum or ceramic capacitor per VCCIO bank within 100 mils of the package. Lead-free (N suffix) variants require reflow profiles up to 260 °C peak with 60 s above 217 °C; do not use Sn-Pb profiles on 'N' parts. Always include a JTAG header (TCK, TMS, TDI, TDO, VCC, GND) accessible from board edge for in-system programming and boundary-scan test.
Critical: ACEX-1K devices require the legacy Quartus II toolchain (version 13.0sp1 maximum) or MAX+plus II 10.23; Quartus Prime 14.0 and later do NOT support EP1K10QC208-2N. Compiling with the wrong toolchain produces an 'unsupported device' error. Additionally, configuration via EPC2 or EPCS serial PROMs requires correct MSEL pin strapping per the ACEX-1K datasheet. Common mistakes include: (1) leaving nCONFIG floating instead of tying high via 10 kΩ, (2) mixing 5 V and 3.3 V inputs without observing MultiVolt VCCIO bank voltages, and (3) omitting CONF_DONE pull-up, which causes configuration failure at power-up.
Estimated: at 200 MHz internal toggle rate with 50% utilization (approximately 290 active logic elements), the EP1K10QC208-2N dissipates roughly 0.6 W to 1.2 W depending on switching activity. The PQFP-208 package has a junction-to-ambient thermal resistance of approximately 30 °C/W on a 4-layer JEDEC test board, yielding a junction temperature rise of 18 to 36 °C above ambient. No heatsink is required for typical commercial-temperature designs, but providing at least 1 sq-in of unbroken inner ground plane directly under the package improves thermal dissipation by 20 to 30 percent.
Recommended: PQFP-208 leads are long enough to act as transmission-line stubs above 50 MHz, so 3.3 V and 5 V outputs driving more than 2 inches of trace should be series-terminated with 33 Ω to 47 Ω resistors at the driver. For clock inputs (CLK0/CLK1), use short traces (under 1 inch), series-termination, and avoid routing adjacent to switching I/O to prevent jitter. According to ACEX-1K datasheet, the maximum toggle rate per LE is 200 MHz, but system-wide clocks above 100 MHz should be assigned to global clock networks (CLK0, CLK1, CLK2) for lowest skew.
Compliance Information
Trailing 'N' in MPN designates RoHS-compliant lead-free finish per Altera ordering information. Not AEC-Q100 qualified (FPGAs are rarely automotive-qualified at this density). REACH SVHC declaration available from Intel FPGA product compliance.
