EP1K10QC208-1N FPGA - ACEX 1K 10K Gates 2.5V | Altera
MPN: EP1K10QC208-1N ✗ End of Life| Qty | Unit Price | Extended |
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| 500 | $0 | $0.00 |
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Drop-in alternatives for EP1K10QC208-1N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
EP1K10QC208-1
✅ Drop-In📋 Reference alternative (not in catalog)
EP1K10QC208-2N
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$7.95 / Unit
View Datasheet →EP1K10QC208-2
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$12.5 / Unit
View Datasheet →EP1K10QC208-3N
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$13.2 / Unit
View Datasheet →EP1K10QC208-3
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$21.4 / Unit
View Datasheet →EP1K10QC208-1N Maximum Ratings & Electrical Characteristics
| Product Family | ACEX-1K |
| Device Category | FPGA (Field Programmable Gate Array) |
| Typical Gates | 10,000 |
| Logic Elements / Cells | 576 |
| LABs / CLBs | 72 |
| Number of User I/O | 120 |
| Total RAM Bits | 12,288 bits |
| Core Supply Voltage | 2.5 V |
| Process Technology | 0.22 um CMOS |
| Speed Grade | -1 |
| Maximum Internal Frequency | 250 MHz (listed for -1 speed grade) |
| Package / Case | 208-BFQFP (PQFP-208) |
| Number of Terminals | 208 |
| Terminal Form | Gull wing |
| Package Shape | Square |
| Mounting Type | Surface Mount |
| Temperature Grade | Commercial |
| Lead-Free Package (N Suffix) | Yes |
EP1K10QC208-1N yes Pin Configuration Guide
Complete pinout information for EP1K10QC208-1N (yes package). 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 EP1K10QC208-1N.
Refer to the datasheet for full pin configuration.
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
EP1K10QC208-1N is suitable for 6 applications: Industrial Control Glue Logic, Communication Interface Adaptation, Motor Control and Power Sequencing, Digital Video and Display Timing Generation, Legacy and Aerospace Instrumentation Retrofit, FPGA Prototyping and Education.
Industrial Control Glue Logic
The EP1K10QC208-1N suits industrial control cards that need a 2.5 V FPGA to replace discrete 74-series glue logic and simple state machines. It provides 576 logic elements and 120 user I/O, enough to combine address decode, bus buffers, and interrupt logic on one chip, reducing board area and BOM count. The 120 I/O pins operate from configured VCCIO banks, helping bridge legacy TTL-style external interfaces while the core runs at 2.5 V. In a PLC or factory I/O card, parallel status monitoring and interlock logic can execute faster than in a sequential microcontroller. However, the FPGA is volatile, so the bitstream must be loaded from an external configuration source at power-up, and the power sequencing must be planned. For larger industrial designs, a higher-density ACEX-1K device such as EP1K100QC208-2N gives migration headroom without moving to a different package family.
Recommended
Communication Interface Adaptation
EP1K10QC208-1N can adapt simple serial and parallel protocol domains in routers, bridges, and industrial Ethernet accessories. With 120 user I/O and 576 logic elements, it supports implementation of small UARTs, SPI controllers, 8-bit or 16-bit local bus interfaces, and timing conversion logic. The 2.5 V core and 0.22 um process allow lower dynamic supply current than older 5 V FPGAs, which is important in always-on communication modules. The 12,288 RAM bits provide a moderate FIFO depth for rate matching between asynchronous buses. Designers must map serial and parallel signal voltage levels to the VCCIO pins and use series resistors or bus transceivers where needed. Because configuration is volatile, the host system must account for FPGA configuration time and hold-off the interface until the design is ready.
Recommended
Motor Control and Power Sequencing
The EP1K10QC208-1N is usable for motor-control logic, PWM generation, and power-supply sequencing when a small FPGA is preferred over a dedicated microcontroller. It provides synchronous state machines and parallel fault paths, enabling tighter timing for overcurrent and overvoltage interlocks. The 2.5 V core does not directly drive power-transistor gate drivers, so external gate drivers and level shifters are needed. The FPGA can implement multiple PWM channels, dead-time generators, and fault latching logic in parallel, while the 120 user I/O leave room for resolver encoders, Hall sensors, alarm lines, and diagnostic LEDs. Because the resource requirement for motor-control logic is modest, the -1N speed grade may be unnecessary; a -2N or -3N variant would still satisfy timing. Designers should add ceramic decoupling near every VCC pin and carefully route gate-driver PWM outputs away from sensitive feedback traces.
Recommended
Digital Video and Display Timing Generation
EP1K10QC208-1N can generate pixel clocks, sync signals, and blanking intervals in modest display controller designs. With 576 logic elements and embedded RAM, designers can build line buffers and simple timing generators for video formats that do not require massive frame memory. The 2.5 V core and programmable I/O allow interfacing to image sensors and display drivers through proper VCCIO banking. The FPGA can convert between RGB parallel signals and a small display bus using low gate count. For high-resolution or high-data-rate video, FPGA speed grade and I/O standards must be checked carefully. The -1 speed grade provides higher headroom for pixel clock generation than -2 or -3 variants. If the design needs moving-image frame buffering, an external memory controller or a larger FPGA such as EP1K100QC208-2N should be selected.
Recommended
Legacy and Aerospace Instrumentation Retrofit
EP1K10QC208-1N can serve in avionics and test instrumentation retrofits where obsolete custom logic must be reproduced in programmable hardware. A small FPGA with 10K typical gates and 120 I/O is large enough to describe legacy gate-level logic, bus interfaces, and simple register maps. The commercial temperature grade limits the device to environments specified by the datasheet; if a retrofit requires a wider temperature range, an industrial-grade ACEX-1K variant should be selected instead. In legacy repairs, board-level engineers need to recreate the original timing, power-on behavior, and keep the same PQFP-208 footprint. The N suffix is useful for new lead-free boards, but the exact solder profile must be compatible with the fabric and PCB. Because the original family is obsolete, a documented Obsolescence Management plan should include bitstream and source HDL retention.
Recommended
FPGA Prototyping and Education
EP1K10QC208-1N is suitable for university and R&D prototyping of small digital systems such as arithmetic units, basic processor data paths, and interface controllers. The 2.5 V core makes it compatible with logic analyzers and breadboards only when using the appropriate I/O carrier board. Students and engineers can use the 576 logic elements to implement finite-state machines and counters, then observe real pin behavior on a 208-pin PQFP adapter. Because this is a legacy part, using it for education is best when the board is designed around known standard voltage levels and an external configuration controller. The -1N variant is widely listed by distributors, so pedagogical projects can begin with a basic JTAG or passive serial download. The small embedded RAM helps students experiment with memories and small FIFOs. For new design courses, a current low-cost FPGA such as EP1C6T144C8 is easier to source and use.
Recommended
Recommended Products Summary
Engineering reference data for EP1K10QC208-1N — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP1K10QC208-1 | EP1K10QC208-2N | EP1K10QC208-3N |
|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera |
| Package | 208-BFQFP (PQFP-208) | 208-BFQFP (PQFP-208) - same | 208-BFQFP (PQFP-208) - same | 208-BFQFP (PQFP-208) - same |
| Logic Elements | 576 | 576 | 576 | 576 |
| Typical Gates | 10,000 | 10,000 | 10,000 | 10,000 |
| Total RAM Bits | 12,288 | 12,288 | 12,288 | 12,288 |
| User I/O | 120 | 120 | 120 | 120 |
| Core Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Speed Grade | -1; 250 MHz listed | -1; same speed grade | -2; lower than -1 | -3; slower than -2/-1 |
| Lead Finish | Lead-free (N suffix) | Tin-lead | Lead-free (N suffix) | Lead-free (N suffix) |
Key Differentiators
- Lead-free N suffix enables RoHS-oriented assembly while preserving the original ACEX-1K architecture and footprint. (vs EP1K10QC208-1)
- Highest available speed grade among the same-package EP1K10QC208 variants. (vs EP1K10QC208-2N)
- Same 208-pin footprint and same logic resources as slower speed grades, allowing PCB layout reuse. (vs EP1K10QC208-3N)
Design Notes
EP1K10QC208-1N operates from a 2.5 V core supply. Treat the 2.5 V rail as a dedicated low-voltage power domain and do not connect it directly to legacy 3.3 V or 5 V interface rails. Place at least one 0.1 uF ceramic capacitor close to each VCC pin and add bulk capacitance at the power entry point. If the design mixes 2.5 V core logic with 3.3 V I/O devices, verify VCCIO bank connections so input thresholds are compatible.
The 208-pin BFQFP package uses a square surface-mount body with gull-wing leads. Ensure the PCB land pattern matches the PQFP-208 JEDEC-style footprint and that pin 1 orientation follows the package drawing. During layout, keep high-frequency I/O traces short and provide solid ground reference. Because the exact MSL level was not confirmed in the verified data, dry-bake the parts according to the moisture label before reflow if they have been stored outside a dry cabinet.
FPGAs are volatile devices; EP1K10QC208-1N must be configured after every power-up. Do not rely on internal nonvolatile memory. Plan for a JTAG chain, passive serial, or active serial configuration source, and include configuration pins in the schematic review. Confirm that the configuration device voltage and VCCIO are compatible. Also avoid using the commercial-temperature -1N version in environments where the datasheet industrial-temperature range is needed.
With 120 user I/O pins, simultaneous switching outputs can cause ground bounce if adjacent pins transition at high speed. Add series termination or place slew-rate controls for slow parallel buses. For 250 MHz internal operation, use dedicated clock pins and avoid routing high-frequency clocks through ordinary logic elements unless the design guide explicitly allows it. Keep I/O trace impedance matched if the FPGA interfaces with high-speed memories or serial links.
Compliance Information
The N suffix indicates a lead-free package finish; however, verified web data does not state formal RoHS/REACH certificates. AEC-Q100 does not apply to this commercial-grade FPGA. Confirm certificates with the distributor before assembly in regulated applications.
