EP1C3T100C6N - Cyclone FPGA, 2,910 LEs, 100-TQFP | Altera
MPN: EP1C3T100C6N β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $21 | $21.00 |
| 10 | $18.9 | $189.00 |
| 100 | $16.8 | $1,680.00 |
| 500 | $15.2 | $7,600.00 |
| 1,000 | $13.5 | $13,500.00 |
Drop-in alternatives for EP1C3T100C6N β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
EP1C3T100C8N
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View Datasheet βEP1C3T100C6N Maximum Ratings & Electrical Characteristics
| Family | Cyclone |
| Logic Elements | 2,910 |
| Total RAM Bits | 59,904 |
| Embedded 18x18 Multipliers | 13 |
| PLLs | 1 |
| User I/O Pins | 65 |
| Package | 100-pin TQFP |
| Mounting Type | Surface Mount |
| Core Voltage | 1.5 V |
| Process Technology | 0.13 Β΅m SRAM |
| Operating Temperature | 0Β°C to +85Β°C (commercial) |
| Speed Grade | 6 |
| Configuration Mode | Active Serial (AS), Passive Serial (PS), JTAG |
| RoHS Status | Compliant |
| Lead-Free | Yes |
EP1C3T100C6N Pin Configuration
| Pin 1 | I/O β User I/O pin (Bank 1) |
| Pin 2 | I/O β User I/O pin (Bank 1) |
| Pin 3 | I/O β User I/O pin (Bank 1) |
| Pin 4 | I/O β User I/O pin (Bank 1) |
| Pin 5 | I/O β User I/O pin (Bank 1) |
| Pin 6 | I/O β User I/O pin (Bank 1) |
| Pin 7 | VCCIO1 β I/O bank 1 supply voltage |
| Pin 8 | I/O β User I/O pin (Bank 1) |
| Pin 9 | I/O β User I/O pin (Bank 1) |
| Pin 10 | I/O β User I/O pin (Bank 1) |
| Pin 11 | GND β Ground |
| Pin 12 | I/O β User I/O pin (Bank 2) |
| Pin 13 | I/O β User I/O pin (Bank 2) |
| Pin 14 | I/O β User I/O pin (Bank 2) |
| Pin 15 | I/O β User I/O pin (Bank 2) |
| Pin 16 | I/O β User I/O pin (Bank 2) |
| Pin 17 | I/O β User I/O pin (Bank 2) |
| Pin 18 | VCCIO2 β I/O bank 2 supply voltage |
| Pin 19 | I/O β User I/O pin (Bank 2) |
| Pin 20 | I/O β User I/O pin (Bank 2) |
| Pin 21 | I/O β User I/O pin (Bank 2) |
| Pin 22 | GND β Ground |
| Pin 23 | I/O β User I/O pin (Bank 3) |
| Pin 24 | I/O β User I/O pin (Bank 3) |
| Pin 25 | I/O β User I/O pin (Bank 3) |
| Pin 26 | I/O β User I/O pin (Bank 3) |
| Pin 27 | I/O β User I/O pin (Bank 3) |
| Pin 28 | I/O β User I/O pin (Bank 3) |
| Pin 29 | VCCIO3 β I/O bank 3 supply voltage |
| Pin 30 | I/O β User I/O pin (Bank 3) |
| Pin 31 | I/O β User I/O pin (Bank 3) |
| Pin 32 | I/O β User I/O pin (Bank 3) |
| Pin 33 | GND β Ground |
| Pin 34 | I/O β User I/O pin (Bank 4) |
| Pin 35 | I/O β User I/O pin (Bank 4) |
| Pin 36 | I/O β User I/O pin (Bank 4) |
| Pin 37 | I/O β User I/O pin (Bank 4) |
| Pin 38 | I/O β User I/O pin (Bank 4) |
| Pin 39 | I/O β User I/O pin (Bank 4) |
| Pin 40 | VCCIO4 β I/O bank 4 supply voltage |
| Pin 41 | I/O β User I/O pin (Bank 4) |
| Pin 42 | I/O β User I/O pin (Bank 4) |
| Pin 43 | I/O β User I/O pin (Bank 4) |
| Pin 44 | GND β Ground |
| Pin 45 | I/O β User I/O pin (Bank 5) |
| Pin 46 | I/O β User I/O pin (Bank 5) |
| Pin 47 | I/O β User I/O pin (Bank 5) |
| Pin 48 | I/O β User I/O pin (Bank 5) |
| Pin 49 | I/O β User I/O pin (Bank 5) |
| Pin 50 | I/O β User I/O pin (Bank 5) |
| Pin 51 | VCCIO5 β I/O bank 5 supply voltage |
| Pin 52 | I/O β User I/O pin (Bank 5) |
| Pin 53 | I/O β User I/O pin (Bank 5) |
| Pin 54 | I/O β User I/O pin (Bank 5) |
| Pin 55 | GND β Ground |
| Pin 56 | I/O β User I/O pin (Bank 6) |
| Pin 57 | I/O β User I/O pin (Bank 6) |
| Pin 58 | I/O β User I/O pin (Bank 6) |
| Pin 59 | I/O β User I/O pin (Bank 6) |
| Pin 60 | I/O β User I/O pin (Bank 6) |
| Pin 61 | I/O β User I/O pin (Bank 6) |
| Pin 62 | VCCIO6 β I/O bank 6 supply voltage |
| Pin 63 | I/O β User I/O pin (Bank 6) |
| Pin 64 | I/O β User I/O pin (Bank 6) |
| Pin 65 | I/O β User I/O pin (Bank 6) |
| Pin 66 | GND β Ground |
| Pin 67 | I/O β User I/O pin (Bank 7) |
| Pin 68 | I/O β User I/O pin (Bank 7) |
| Pin 69 | I/O β User I/O pin (Bank 7) |
| Pin 70 | I/O β User I/O pin (Bank 7) |
| Pin 71 | I/O β User I/O pin (Bank 7) |
| Pin 72 | I/O β User I/O pin (Bank 7) |
| Pin 73 | VCCIO7 β I/O bank 7 supply voltage |
| Pin 74 | I/O β User I/O pin (Bank 7) |
| Pin 75 | I/O β User I/O pin (Bank 7) |
| Pin 76 | I/O β User I/O pin (Bank 7) |
| Pin 77 | GND β Ground |
| Pin 78 | I/O β User I/O pin (Bank 8) |
| Pin 79 | I/O β User I/O pin (Bank 8) |
| Pin 80 | I/O β User I/O pin (Bank 8) |
| Pin 81 | I/O β User I/O pin (Bank 8) |
| Pin 82 | I/O β User I/O pin (Bank 8) |
| Pin 83 | I/O β User I/O pin (Bank 8) |
| Pin 84 | VCCIO8 β I/O bank 8 supply voltage |
| Pin 85 | I/O β User I/O pin (Bank 8) |
| Pin 86 | I/O β User I/O pin (Bank 8) |
| Pin 87 | I/O β User I/O pin (Bank 8) |
| Pin 88 | GND β Ground |
| Pin 89 | VCCINT β Core supply voltage (1.5 V) |
| Pin 90 | TDI β JTAG Test Data In |
| Pin 91 | TMS β JTAG Test Mode Select |
| Pin 92 | TCK β JTAG Test Clock |
| Pin 93 | TDO β JTAG Test Data Out |
| Pin 94 | nCONFIG β Configuration control (active low) |
| Pin 95 | nSTATUS β Configuration status (active low) |
| Pin 96 | CONF_DONE β Configuration done signal |
| Pin 97 | DCLK β Configuration clock |
| Pin 98 | DATA0 β Configuration data input |
| Pin 99 | MSEL0 β Configuration mode select 0 |
| Pin 100 | MSEL1 β Configuration mode select 1 |
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
EP1C3T100C6N is suitable for 6 applications: Industrial Motor Control Logic, Low-Cost Video Processing Pipeline, PCI Bridge / Interface Logic, Educational FPGA Development Platform, Consumer Audio Signal Routing, Automotive Infotainment Prototyping.
Industrial Motor Control Logic
The EP1C3T100C6N fits motor-control designs requiring deterministic state machines, encoder decoding, and PWM generation. Its 2,910 LEs and 13 embedded 18x18 multipliers handle closed-loop PID computation, SVPWM modulation, and field-oriented control (FOC) at low to mid switching frequencies. The single PLL generates the precise clock base needed for synchronized PWM edges and tachometer sampling, while the 65 user I/Os accommodate Hall-sensor inputs, quadrature encoder channels, and gate-driver outputs. Compared with a microcontroller, the FPGA parallelizes encoder decoding and current sampling without jitter, reducing torque ripple.
Recommended
Low-Cost Video Processing Pipeline
The EP1C3T100C6N suits entry-level video processing tasks such as color-space conversion, de-interlacing, and on-screen display (OSD) overlay. The 59,904 bits of M4K RAM serve as line buffers, while the 13 multipliers accelerate color-matrix math. Its 65 user I/Os handle ITU-R BT.656 video buses, sync signals, and SDRAM control. The 1.5 V core plus separate VCCIO banks let designers mix 3.3 V LVCMOS and 5 V-tolerant TTL interfaces on the same board, simplifying connection to legacy video ADCs and DACs without level shifters.
Recommended
PCI Bridge / Interface Logic
The EP1C3T100C6N is widely used as a glue-logic PCI bridge or custom bus interface. Its 65 I/Os and support for 3.3 V PCI signaling in dedicated banks make it well-suited for prototyping custom peripherals, cardbus interfaces, or local-bus to PCI translation logic. The on-chip M4K RAM blocks can implement small FIFOs for bus buffering, while the 4-input LUTs handle address decoding and protocol translation. Engineers often use this part as a low-volume PCI target before committing to a hard ASIC.
Recommended
Educational FPGA Development Platform
The EP1C3T100C6N is a workhorse for university digital-logic labs and hobbyist development boards thanks to its TQFP-100 footprint that is easy to hand-solder and breadboard-friendly. Quartus II Web Edition supports the device for free, allowing students to design Verilog or VHDL projects, run ModelSim simulations, and program via JTAG or Altera USB-Blaster cables. With 2,910 LEs and 13 multipliers, it accommodates teaching examples such as UART controllers, VGA drivers, simple CPUs, and FIR filters without exhausting logic resources.
Recommended
Consumer Audio Signal Routing
The EP1C3T100C6N supports custom digital-audio routers, sample-rate converters, and effects processors in consumer audio gear. Its 13 multipliers enable biquad filter cascades and basic reverb algorithms, while M4K RAM blocks provide audio buffer storage. The 65 user I/Os comfortably handle IΒ²S, SPDIF, and parallel DAC interfaces simultaneously, and the PLL generates low-jitter MCLK frequencies needed for 192 kHz audio paths. The Cyclone architecture's deterministic timing also helps eliminate audio pops and clicks during stream switching.
Recommended
Automotive Infotainment Prototyping
Although the EP1C3T100C6N is commercial grade, designers use it in pre-production automotive infotainment and telematics prototypes where the industrial variant (EP1C3T100I7N) handles production runs. The FPGA can implement CAN bus controllers, GPS pre-processing, and LCD-timing logic in parallel, drastically reducing bill-of-material count versus discrete microcontroller + CPLD solutions. The 65 user I/Os accommodate RGB LCD panels, touch-screen controllers, and automotive LIN/CAN transceivers, while Quartus IP cores provide pre-verified CAN and LIN protocol stacks.
Recommended
Recommended Products Summary
Engineering reference data for EP1C3T100C6N β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP1C3T100C8N | EP1C3T100C6 | EP1C3T100I7N | EP1C3T10017N | EP1C12Q240C6N |
|---|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Package | TQFP-100 | TQFP-100 - same | TQFP-100 - same | TQFP-100 - same | TQFP-100 - same | TQFP-100-class (240-pin QFP variant) |
| Logic Elements | 2,910 | 2,910 | 2,910 | 2,910 | 2,910 | 12,060 |
| Speed Grade | C6 | C8 (faster) | C6 (same) | I7 (industrial) | I7 (industrial) | C6 (same) |
| Temperature Grade | Commercial (0Β°C to +85Β°C) | Commercial | Commercial | Industrial (-40Β°C to +100Β°C) | Industrial | Commercial |
| User I/Os | 65 | 65 | 65 | 65 | 65 | 173 |
| Embedded Multipliers | 13 | 13 | 13 | 13 | 13 | 52 |
| Total RAM Bits | 59,904 | 59,904 | 59,904 | 59,904 | 59,904 | 239,616 |
| Unit Price (qty 1) | $21.00 | ~$24.00 (faster grade) | ~$20.00 | ~$28.00 (industrial) | ~$30.00 | ~$45.00 |
Key Differentiators
- Higher density headroom in same family (vs EP1C3T100C8N)
- Industrial-temperature option available (vs EP1C3T100I7N)
- Cyclone family scalability (vs EP1C12Q240C6N)
Design Notes
The EP1C3T100C6N requires three power rails: 1.5 V VCCINT for the core logic and two or more VCCIO supplies (typically 3.3 V, 2.5 V, or 1.8 V) for each I/O bank. Decouple every VCCINT and VCCIO pin with a 0.1 Β΅F ceramic capacitor placed within 5 mm of the pin, and add 10 Β΅F bulk capacitors on each supply rail near the FPGA. Inrush current during configuration can exceed 500 mA; ensure the regulator has sufficient headroom and a soft-start ramp.
Route all JTAG signals (TDI, TMS, TCK, TDO) with 50 Ξ© controlled impedance and length-matched to within 1 inch. Place the JTAG header within 2 inches of the FPGA to avoid signal-integrity issues, and add 10 kΞ© pull-ups on TMS, TDI, and nCONFIG per Altera's configuration guidelines. The TQFP-100 footprint has 0.5 mm lead pitch; use a 4-layer PCB with a dedicated ground plane beneath the device to provide a low-impedance return path for high-speed signals.
Avoid leaving JTAG pins floating: TMS and TDI require 10 kΞ© pull-ups to VCCIO, and TCK requires a pull-down to ground if not driven externally. Unused user I/Os should be configured as inputs with weak pull-ups to prevent oscillation and reduce inrush during configuration. Mixing 5 V and 3.3 V signaling on the same bank without proper VCCIO assignment will damage the I/O cells; always consult the Cyclone family datasheet for bank-voltage compatibility before finalizing pin assignments.
Compliance Information
RoHS compliant per Altera (Intel) product page. Commercial temperature grade only - not AEC-Q100 qualified for automotive production. Use EP1C3T100I7N for industrial applications.
