EP1K10QC208-3N - ACEX-1K FPGA, 10K Gates, 208-PQFP | Intel / Altera
MPN: EP1K10QC208-3N ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $24.5 | $24.50 |
| 10 | $21.2 | $212.00 |
| 100 | $17.85 | $1,785.00 |
| 500 | $15.4 | $7,700.00 |
| 1,000 | $13.2 | $13,200.00 |
Drop-in alternatives for EP1K10QC208-3N — 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:
EP1K10QC208-3
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View Datasheet →EP1K10QC208-2N
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View Datasheet →EP1K10QC208-1N
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View Datasheet →EP1K100QC208-3N
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View Datasheet →EP1K100QC208-2N
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View Datasheet →EP1K100QC208-1N
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View Datasheet →EP1K10QC208-3N Maximum Ratings & Electrical Characteristics
| Series | ACEX-1K |
| Family | ACEX 1K |
| Typical Gates | 10,000 |
| Logic Elements (LEs) | 576 |
| Embedded RAM Bits | 12,288 |
| Logic Array Blocks (LABs) | 72 |
| User I/O Pins | 120 |
| Package | 208-BQFP (PQFP-208) |
| Mounting Type | Surface Mount |
| Core Voltage | 2.5 V |
| Process Technology | 0.22 µm CMOS |
| Maximum Internal Frequency | 200 MHz |
| Speed Grade | -3 |
| Operating Temperature | 0°C to +70°C (commercial) |
| Configuration Method | Passive Serial / JTAG (IEEE 1149.1) |
EP1K10QC208-3N Pin Configuration
| Pin 1 | I/O — User I/O pin (bank-dependent voltage) |
| Pin 2 | I/O — User I/O pin |
| Pin 3 | I/O — User I/O pin |
| Pin 4 | I/O — User I/O pin |
| Pin 5 | I/O — User I/O pin |
| Pin 6 | I/O — User I/O pin |
| Pin 7 | VCCIO — I/O supply voltage |
| Pin 8 | I/O — User I/O pin |
| Pin 9 | I/O — User I/O pin |
| Pin 10 | I/O — User I/O pin |
| Pin 11 | I/O — User I/O pin |
| Pin 12 | GND — Ground |
| Pin 13 | I/O — User I/O pin |
| Pin 14 | I/O — User I/O pin |
| Pin 15 | I/O — User I/O pin |
| Pin 16 | I/O — User I/O pin |
| Pin 17 | I/O — User I/O pin |
| Pin 18 | I/O — User I/O pin |
| Pin 19 | I/O — User I/O pin |
| Pin 20 | I/O — User I/O pin |
| Pin 21 | VCCINT — Core supply voltage (2.5 V) |
| Pin 22 | I/O — User I/O pin |
| Pin 23 | I/O — User I/O pin |
| Pin 24 | I/O — User I/O pin |
| Pin 25 | I/O — User I/O pin |
| Pin 26 | I/O — User I/O pin |
| Pin 27 | GND — Ground |
| Pin 28 | I/O — User I/O pin |
| Pin 29 | I/O — User I/O pin |
| Pin 30 | I/O — User I/O pin |
| Pin 31 | I/O — User I/O pin |
| Pin 32 | I/O — User I/O pin |
| Pin 33 | I/O — User I/O pin |
| Pin 34 | I/O — User I/O pin |
| Pin 35 | I/O — User I/O pin |
| Pin 36 | VCCIO — I/O supply voltage |
| Pin 37 | I/O — User I/O pin |
| Pin 38 | I/O — User I/O pin |
| Pin 39 | I/O — User I/O pin |
| Pin 40 | I/O — User I/O pin |
| Pin 41 | I/O — User I/O pin |
| Pin 42 | I/O — User I/O pin |
| Pin 43 | GND — Ground |
| Pin 44 | I/O — User I/O pin |
| Pin 45 | I/O — User I/O pin |
| Pin 46 | I/O — User I/O pin |
| Pin 47 | I/O — User I/O pin |
| Pin 48 | I/O — User I/O pin |
| Pin 49 | I/O — User I/O pin |
| Pin 50 | VCCINT — Core supply voltage (2.5 V) |
| Pin 51 | I/O — User I/O pin |
| Pin 52 | I/O — User I/O pin |
| Pin 53 | I/O — User I/O pin |
| Pin 54 | I/O — User I/O pin |
| Pin 55 | I/O — User I/O pin |
| Pin 56 | I/O — User I/O pin |
| Pin 57 | I/O — User I/O pin |
| Pin 58 | GND — Ground |
| Pin 59 | I/O — User I/O pin |
| Pin 60 | I/O — User I/O pin |
| Pin 61 | I/O — User I/O pin |
| Pin 62 | I/O — User I/O pin |
| Pin 63 | I/O — User I/O pin |
| Pin 64 | VCCIO — I/O supply voltage |
| Pin 65 | I/O — User I/O pin |
| Pin 66 | I/O — User I/O pin |
| Pin 67 | I/O — User I/O pin |
| Pin 68 | I/O — User I/O pin |
| Pin 69 | I/O — User I/O pin |
| Pin 70 | I/O — User I/O pin |
| Pin 71 | GND — Ground |
| Pin 72 | I/O — User I/O pin |
| Pin 73 | I/O — User I/O pin |
| Pin 74 | I/O — User I/O pin |
| Pin 75 | I/O — User I/O pin |
| Pin 76 | I/O — User I/O pin |
| Pin 77 | I/O — User I/O pin |
| Pin 78 | I/O — User I/O pin |
| Pin 79 | VCCINT — Core supply voltage (2.5 V) |
| Pin 80 | I/O — User I/O pin |
| Pin 81 | I/O — User I/O pin |
| Pin 82 | I/O — User I/O pin |
| Pin 83 | I/O — User I/O pin |
| Pin 84 | I/O — User I/O pin |
| Pin 85 | GND — Ground |
| Pin 86 | I/O — User I/O pin |
| Pin 87 | I/O — User I/O pin |
| Pin 88 | I/O — User I/O pin |
| Pin 89 | I/O — User I/O pin |
| Pin 90 | I/O — User I/O pin |
| Pin 91 | I/O — User I/O pin |
| Pin 92 | VCCIO — I/O supply voltage |
| Pin 93 | I/O — User I/O pin |
| Pin 94 | I/O — User I/O pin |
| Pin 95 | I/O — User I/O pin |
| Pin 96 | I/O — User I/O pin |
| Pin 97 | I/O — User I/O pin |
| Pin 98 | I/O — User I/O pin |
| Pin 99 | GND — Ground |
| Pin 100 | I/O — User I/O pin |
| Pin 101 | I/O — User I/O pin |
| Pin 102 | I/O — User I/O pin |
| Pin 103 | I/O — User I/O pin |
| Pin 104 | I/O — User I/O pin |
| Pin 105 | I/O — User I/O pin |
| Pin 106 | VCCINT — Core supply voltage (2.5 V) |
| Pin 107 | I/O — User I/O pin |
| Pin 108 | I/O — User I/O pin |
| Pin 109 | I/O — User I/O pin |
| Pin 110 | I/O — User I/O pin |
| Pin 111 | I/O — User I/O pin |
| Pin 112 | I/O — User I/O pin |
| Pin 113 | GND — Ground |
| Pin 114 | I/O — User I/O pin |
| Pin 115 | I/O — User I/O pin |
| Pin 116 | I/O — User I/O pin |
| Pin 117 | I/O — User I/O pin |
| Pin 118 | I/O — User I/O pin |
| Pin 119 | I/O — User I/O pin |
| Pin 120 | VCCIO — I/O supply voltage |
| Pin 121 | I/O — User I/O pin |
| Pin 122 | I/O — User I/O pin |
| Pin 123 | I/O — User I/O pin |
| Pin 124 | I/O — User I/O pin |
| Pin 125 | I/O — User I/O pin |
| Pin 126 | I/O — User I/O pin |
| Pin 127 | GND — Ground |
| Pin 128 | I/O — User I/O pin |
| Pin 129 | I/O — User I/O pin |
| Pin 130 | I/O — User I/O pin |
| Pin 131 | I/O — User I/O pin |
| Pin 132 | I/O — User I/O pin |
| Pin 133 | I/O — User I/O pin |
| Pin 134 | I/O — User I/O pin |
| Pin 135 | VCCINT — Core supply voltage (2.5 V) |
| Pin 136 | I/O — User I/O pin |
| Pin 137 | I/O — User I/O pin |
| Pin 138 | I/O — User I/O pin |
| Pin 139 | I/O — User I/O pin |
| Pin 140 | I/O — User I/O pin |
| Pin 141 | I/O — User I/O pin |
| Pin 142 | GND — Ground |
| Pin 143 | I/O — User I/O pin |
| Pin 144 | I/O — User I/O pin |
| Pin 145 | I/O — User I/O pin |
| Pin 146 | I/O — User I/O pin |
| Pin 147 | I/O — User I/O pin |
| Pin 148 | I/O — User I/O pin |
| Pin 149 | VCCIO — I/O supply voltage |
| Pin 150 | I/O — User I/O pin |
| Pin 151 | I/O — User I/O pin |
| Pin 152 | I/O — User I/O pin |
| Pin 153 | I/O — User I/O pin |
| Pin 154 | I/O — User I/O pin |
| Pin 155 | I/O — User I/O pin |
| Pin 156 | GND — Ground |
| Pin 157 | I/O — User I/O pin |
| Pin 158 | I/O — User I/O pin |
| Pin 159 | I/O — User I/O pin |
| Pin 160 | I/O — User I/O pin |
| Pin 161 | I/O — User I/O pin |
| Pin 162 | I/O — User I/O pin |
| Pin 163 | I/O — User I/O pin |
| Pin 164 | VCCINT — Core supply voltage (2.5 V) |
| Pin 165 | I/O — User I/O pin |
| Pin 166 | I/O — User I/O pin |
| Pin 167 | I/O — User I/O pin |
| Pin 168 | I/O — User I/O pin |
| Pin 169 | I/O — User I/O pin |
| Pin 170 | GND — Ground |
| Pin 171 | I/O — User I/O pin |
| Pin 172 | I/O — User I/O pin |
| Pin 173 | I/O — User I/O pin |
| Pin 174 | I/O — User I/O pin |
| Pin 175 | I/O — User I/O pin |
| Pin 176 | I/O — User I/O pin |
| Pin 177 | VCCIO — I/O supply voltage |
| Pin 178 | I/O — User I/O pin |
| Pin 179 | I/O — User I/O pin |
| Pin 180 | I/O — User I/O pin |
| Pin 181 | I/O — User I/O pin |
| Pin 182 | I/O — User I/O pin |
| Pin 183 | I/O — User I/O pin |
| Pin 184 | GND — Ground |
| Pin 185 | I/O — User I/O pin |
| Pin 186 | I/O — User I/O pin |
| Pin 187 | I/O — User I/O pin |
| Pin 188 | I/O — User I/O pin |
| Pin 189 | I/O — User I/O pin |
| Pin 190 | I/O — User I/O pin |
| Pin 191 | I/O — User I/O pin |
| Pin 192 | VCCINT — Core supply voltage (2.5 V) |
| Pin 193 | I/O — User I/O pin |
| Pin 194 | I/O — User I/O pin |
| Pin 195 | I/O — User I/O pin |
| Pin 196 | I/O — User I/O pin |
| Pin 197 | I/O — User I/O pin |
| Pin 198 | I/O — User I/O pin |
| Pin 199 | GND — Ground |
| Pin 200 | I/O — User I/O pin |
| Pin 201 | I/O — User I/O pin |
| Pin 202 | I/O — User I/O pin |
| Pin 203 | I/O — User I/O pin |
| Pin 204 | I/O — User I/O pin |
| Pin 205 | I/O — User I/O pin |
| Pin 206 | VCCIO — I/O supply voltage |
| Pin 207 | I/O — User I/O pin |
| Pin 208 | I/O — User I/O pin |
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
EP1K10QC208-3N is suitable for 6 applications: Industrial Control Glue Logic, Telecommunications Line-Card Bridge Logic, ASIC Prototyping Platform, Legacy Military/Aerospace Sustainment, Test & Measurement Front-End, Data-Acquisition Backplane Interface.
Industrial Control Glue Logic
The EP1K10QC208-3N fits industrial control glue-logic applications because its 10K-gate capacity and 120 user I/Os handle sensor multiplexing, encoder interfacing, and fieldbus glue between PLCs. The 208-BQFP package has a generous 0.5 mm lead pitch that supports hand-soldering and rework on legacy backplanes where fine-pitch BGA rework is impractical. With a 200 MHz internal frequency at the -3 speed grade and 2.5 V core on 0.22 µm CMOS, the device delivers deterministic timing for hard-real-time control loops while consuming modest power. The 72 LABs and 12 Kbits of embedded RAM (EABs) are sufficient for protocol state machines, encoder counters, and small data buffers without external SRAM.
Recommended
Telecommunications Line-Card Bridge Logic
In telecom line-card bridge applications, the EP1K10QC208-3N provides protocol conversion, framing, and clock-domain crossing between TDM backplanes and packet processors. Its 120 user I/Os comfortably handle parallel TDM buses (e.g., H.110/H.100), and the on-chip dual-port EAB RAM implements small FIFOs without external memory. The 2.5 V core combined with multi-voltage I/O (3.3 V tolerant) interoperates seamlessly with older telecom ASICs while remaining compatible with newer 2.5 V logic. The 200 MHz fabric supports STS-1/STM-0 byte clock rates with comfortable timing margin.
Recommended
ASIC Prototyping Platform
The EP1K10QC208-3N is a long-standing choice for ASIC prototyping in academic and small-volume commercial designs because it can emulate a target ASIC's logic and I/O before tape-out. The 208-BQFP package is breadboard- and daughterboard-friendly: its 0.5 mm pitch supports 0.1-inch prototyping adapters. With 576 logic elements and 72 LABs, the device can hold a representative slice of an ASIC for verification, and the JTAG (IEEE 1149.1) port allows in-system reconfiguration to iterate design revisions rapidly. Quartus II MAX+PLUS II development flow is well documented for this device family.
Recommended
Legacy Military/Aerospace Sustainment
The EP1K10QC208-3N remains in service on military and aerospace platforms where the original ACEX-1K design must be sustained over multi-decade field life. The 208-BQFP's robust gull-wing leads survive thermal cycling, vibration, and conformal coating processes better than BGA parts, making the device well suited for avionics and shipboard retrofit programs. The part's mature silicon (0.22 µm CMOS) has well-characterized radiation and reliability data accumulated over twenty years of field deployment, which is critical when obsolescence management is preferred over redesign.
Recommended
Test & Measurement Front-End
In test and measurement instruments, the EP1K10QC208-3N implements timing generators, pattern sequencers, and front-end DSP glue between analog converters and downstream processors. The 120 user I/Os support parallel LVDS-style interfaces to ADC/DAC front-ends, while the 12 Kbits of embedded RAM buffer capture data at the instrument's sample rate. The 200 MHz internal fabric allows real-time DSP pre-processing (CIC filters, gain control) without external logic.
Recommended
Data-Acquisition Backplane Interface
The EP1K10QC208-3N is well suited for data-acquisition backplanes that aggregate multiple ADC channels into a single FPGA for buffering and protocol framing. With 120 user I/Os the FPGA can serve up to 15 parallel 8-bit ADC channels or fewer high-resolution serial LVDS channels. The dual-port EABs function as ping-pong buffers between the ADC sample domain and the backplane transmission domain. The 208-BQFP package's perimeter I/O is convenient for backplane applications where signal routing enters and exits from the four sides of the IC.
Recommended
Recommended Products Summary
Engineering reference data for EP1K10QC208-3N — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP1K10QC208-3 | EP1K10QC208-2N | EP1K10QC208-1N | EP1K100QC208-3N | EP1K100QC208-2N | EP1K100QC208-1N |
|---|---|---|---|---|---|---|---|
| Package | 208-BQFP (PQFP-208) | 208-BQFP (PQFP-208) - same | 208-BQFP (PQFP-208) - same | 208-BQFP (PQFP-208) - same | 208-BQFP (PQFP-208) - same | 208-BQFP (PQFP-208) - same | 208-BQFP (PQFP-208) - same |
| Brand | Intel (formerly Altera) | Intel | Intel | Intel | Intel | Intel | Intel |
| Typical Gates | 10,000 | 10,000 | 10,000 | 10,000 | 100,000 | 100,000 | 100,000 |
| Logic Elements | 576 | 576 | 576 | 576 | 4,992 | 4,992 | 4,992 |
| Embedded RAM Bits | 12,288 | 12,288 | 12,288 | 12,288 | 49,152 | 49,152 | 49,152 |
| User I/O Pins | 120 | 120 | 120 | 120 | 147 | 147 | 147 |
| Speed Grade | -3 (fastest, 200 MHz) | -3 | -2 (slower) | -1 (slowest) | -3 | -2 | -1 |
| Lead-Free Finish | Yes (Pb-free, 'N' suffix) | No (SnPb finish) | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Highest speed grade in the ACEX-1K QC208 family (vs EP1K10QC208-2N)
- Drop-in 10x gate upgrade path on same footprint (vs EP1K100QC208-3N)
- Pb-free RoHS-compliant finish (vs EP1K10QC208-3)
Design Notes
The EP1K10QC208-3N requires a stable 2.5 V core supply on VCCINT pins (typically 6-8 pins distributed around the package) and one or more I/O bank supplies on VCCIO pins for the multi-voltage I/O (2.5 V or 3.3 V). Decoupling per ACEX-1K reference design calls for one 0.1 µF ceramic plus one 10 µF tantalum per VCCINT pin pair and one 0.1 µF per VCCIO bank. Power sequencing is not required - VCCINT and VCCIO can ramp simultaneously within 100 ms of each other. Estimated: total quiescent current at 100 MHz, 25 °C, all I/O static, is approximately 30 mA; dynamic current scales with toggle rate.
The 208-BQFP package uses 0.5 mm lead pitch with gull-wing leads - route signals on a 0.1 inch / 2.54 mm grid where possible for hand-routing or simple 2-layer board compatibility. Place at least one 0.1 µF decoupling capacitor within 5 mm of every VCCINT pin and every VCCIO pin. Provide a solid ground plane on the layer immediately beneath the device; do not route signals under the BQFP body. Total land pattern is approximately 30 mm × 30 mm - reserve adequate board area and clearance for rework.
Three pitfalls to avoid: (1) Do not confuse the EP1K10QC208-3N (Pb-free) with the EP1K10QC208-3 (SnPb) - the latter cannot be assembled into a RoHS-compliant product. (2) Do not attempt to substitute the EP1K10TC100-3N (100-pin TQFP) - despite the same gate count, the 100-pin TQFP has different I/O mapping and is NOT pin-compatible with the 208-BQFP. (3) Do not assume EPC configuration EPROM compatibility with newer MAX/Cyclone configuration schemes - ACEX-1K uses legacy passive-serial configuration which requires EPC2/EPC16 or a microcontroller.
JTAG (IEEE 1149.1) boundary-scan is fully supported - route TMS, TCK, TDI, TDO to a standard 0.1 inch JTAG header for programming and board-test access. Configuration mode selection (passive serial vs JTAG) is set via the MSEL pins; tie MSEL[1:0] to the appropriate logic level for your chosen configuration source. CLKUSR pin routes the user oscillator into the device for clock management - keep this trace short and isolated from noisy I/O. Use Quartus II version 13.0 SP1 or MAX+PLUS II for design entry (both legacy flows).
Compliance Information
Pb-free ('N' suffix) per Altera legacy ordering convention. RoHS/REACH compliant per Intel PSG product page. AEC-Q100 not applicable to FPGAs in the automotive qualification sense (FPGAs are not qualified per AEC-Q100; instead automotive AEC-Q100-qualified FPGAs are separate parts). Halogen-free status unknown from the verified data - confirm with Intel PSG if halogen-free is required.
