EP1C3T100CB - Cyclone FPGA 2,910 LEs, 100-TQFP | Altera
MPN: EP1C3T100CB β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.2 | $162.00 |
| 100 | $13.85 | $1,385.00 |
| 500 | $11.4 | $5,700.00 |
| 1,000 | $9.95 | $9,950.00 |
Drop-in alternatives for EP1C3T100CB 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
β Drop-Inβ In Stock
$14.2 / Unit
View Datasheet βEP1C3T100C7N
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$10.6 / Unit
View Datasheet βEP1C3T100C6N
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$13.5 / Unit
View Datasheet βEP1C3T10017N
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$9.6 / Unit
View Datasheet βEP1C3T100C8
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$9.75 / Unit
View Datasheet βEP1C3T100C7
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$10.88 / Unit
View Datasheet βEP1C3T100CB Maximum Ratings & Electrical Characteristics
| Family | Cyclone |
| Logic Elements | 2,910 |
| Embedded RAM Bits | 59,904 |
| Embedded RAM Blocks | 13 (M4K, 4 Kbit each) |
| Maximum User I/O | 65 |
| PLLs | 1 |
| Global Clock Networks | 8 |
| Package | 100-pin TQFP (1.0 mm pitch) |
| Process Technology | 0.13 Β΅m SRAM |
| Configuration Method | Passive Serial, Active Serial, JTAG |
| Supply Voltage (Core) | 1.5 V |
| I/O Standards Supported | LVTTL, LVCMOS, SSTL-2, SSTL-3 |
| Operating Temperature (Commercial) | 0 Β°C to +85 Β°C |
| Mounting Type | Surface Mount |
EP1C3T100CB 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 | VCCINT β Core supply voltage (1.5 V) |
| Pin 6 | I/O β User I/O pin (bank 1) |
| Pin 7 | I/O β User I/O pin (bank 1) |
| Pin 8 | I/O β User I/O pin (bank 1) |
| Pin 9 | I/O β User I/O pin (bank 1) |
| Pin 10 | GND β Ground |
| Pin 11 | I/O β User I/O pin (bank 1) |
| Pin 12 | I/O β User I/O pin (bank 1) |
| Pin 13 | I/O β User I/O pin (bank 1) |
| Pin 14 | I/O β User I/O pin (bank 1) |
| Pin 15 | I/O β User I/O pin (bank 1) |
| Pin 16 | VCCIO1 β I/O bank 1 supply voltage |
| Pin 17 | I/O β User I/O pin (bank 1) |
| Pin 18 | I/O β User I/O pin (bank 1) |
| Pin 19 | I/O β User I/O pin (bank 1) |
| Pin 20 | I/O β User I/O pin (bank 1) |
| Pin 21 | GND β Ground |
| Pin 22 | I/O β User I/O pin (bank 1) |
| Pin 23 | I/O β User I/O pin (bank 1) |
| Pin 24 | I/O β User I/O pin (bank 1) |
| Pin 25 | I/O β User I/O pin (bank 1) |
| Pin 26 | VCCINT β Core supply voltage (1.5 V) |
| Pin 27 | I/O β User I/O pin (bank 2) |
| Pin 28 | I/O β User I/O pin (bank 2) |
| Pin 29 | I/O β User I/O pin (bank 2) |
| Pin 30 | I/O β User I/O pin (bank 2) |
| Pin 31 | GND β Ground |
| Pin 32 | I/O β User I/O pin (bank 2) |
| Pin 33 | I/O β User I/O pin (bank 2) |
| Pin 34 | I/O β User I/O pin (bank 2) |
| Pin 35 | I/O β User I/O pin (bank 2) |
| Pin 36 | VCCIO2 β I/O bank 2 supply voltage |
| Pin 37 | I/O β User I/O pin (bank 2) |
| Pin 38 | I/O β User I/O pin (bank 2) |
| Pin 39 | I/O β User I/O pin (bank 2) |
| Pin 40 | I/O β User I/O pin (bank 2) |
| Pin 41 | GND β Ground |
| Pin 42 | I/O β User I/O pin (bank 2) |
| Pin 43 | I/O β User I/O pin (bank 2) |
| Pin 44 | I/O β User I/O pin (bank 2) |
| Pin 45 | I/O β User I/O pin (bank 2) |
| Pin 46 | VCCINT β Core supply voltage (1.5 V) |
| Pin 47 | I/O β User I/O pin (bank 3) |
| Pin 48 | I/O β User I/O pin (bank 3) |
| Pin 49 | I/O β User I/O pin (bank 3) |
| Pin 50 | I/O β User I/O pin (bank 3) |
| Pin 51 | GND β Ground |
| Pin 52 | I/O β User I/O pin (bank 3) |
| Pin 53 | I/O β User I/O pin (bank 3) |
| Pin 54 | I/O β User I/O pin (bank 3) |
| Pin 55 | I/O β User I/O pin (bank 3) |
| Pin 56 | VCCIO3 β I/O bank 3 supply voltage |
| Pin 57 | I/O β User I/O pin (bank 3) |
| Pin 58 | I/O β User I/O pin (bank 3) |
| Pin 59 | I/O β User I/O pin (bank 3) |
| Pin 60 | I/O β User I/O pin (bank 3) |
| Pin 61 | GND β Ground |
| Pin 62 | I/O β User I/O pin (bank 3) |
| Pin 63 | I/O β User I/O pin (bank 3) |
| Pin 64 | I/O β User I/O pin (bank 3) |
| Pin 65 | I/O β User I/O pin (bank 3) |
| Pin 66 | VCCINT β Core supply voltage (1.5 V) |
| Pin 67 | I/O β User I/O pin (bank 4) |
| Pin 68 | I/O β User I/O pin (bank 4) |
| Pin 69 | I/O β User I/O pin (bank 4) |
| Pin 70 | I/O β User I/O pin (bank 4) |
| Pin 71 | GND β Ground |
| Pin 72 | I/O β User I/O pin (bank 4) |
| Pin 73 | I/O β User I/O pin (bank 4) |
| Pin 74 | I/O β User I/O pin (bank 4) |
| Pin 75 | I/O β User I/O pin (bank 4) |
| Pin 76 | VCCIO4 β I/O bank 4 supply voltage |
| Pin 77 | I/O β User I/O pin (bank 4) |
| Pin 78 | I/O β User I/O pin (bank 4) |
| Pin 79 | I/O β User I/O pin (bank 4) |
| Pin 80 | I/O β User I/O pin (bank 4) |
| Pin 81 | GND β Ground |
| Pin 82 | I/O β User I/O pin (bank 4) |
| Pin 83 | I/O β User I/O pin (bank 4) |
| Pin 84 | I/O β User I/O pin (bank 4) |
| Pin 85 | I/O β User I/O pin (bank 4) |
| Pin 86 | MSEL0 β Configuration mode select |
| Pin 87 | MSEL1 β Configuration mode select |
| Pin 88 | nSTATUS β Configuration status (open-drain) |
| Pin 89 | nCONFIG β Configuration control (active-low) |
| Pin 90 | DCLK β Configuration clock |
| Pin 91 | DATA0 β Configuration data input |
| Pin 92 | CONF_DONE β Configuration done (open-drain) |
| Pin 93 | TDI β JTAG test data input |
| Pin 94 | TMS β JTAG test mode select |
| Pin 95 | TCK β JTAG test clock |
| Pin 96 | TDO β JTAG test data output |
| Pin 97 | nCE β Chip enable (active-low, for multi-device chain) |
| Pin 98 | VCCINT β Core supply voltage (1.5 V) |
| Pin 99 | I/O β User I/O pin (bank 1) |
| Pin 100 | I/O β User I/O pin (bank 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
EP1C3T100CB is suitable for 6 applications: Industrial Control Logic, Communications Protocol Bridging, Consumer Display Controllers, ASIC Pre-Silicon Prototyping, Glue Logic Replacement, Educational FPGA Trainer Boards.
Industrial Control Logic
The EP1C3T100CB suits industrial control logic applications where 2,910 logic elements provide enough capacity for state-machine-driven motor control, sensor aggregation, and HMI scanning without an external ASIC. Its 100-TQFP package with 1.0 mm pitch is friendly to two-layer industrial PCBs that avoid BGA assembly cost. The on-chip PLL generates deterministic clocks for encoder sampling, and the 59,904 bits of embedded RAM buffer command queues between the FPGA and downstream MCUs. According to the Cyclone datasheet, the 65 user I/Os support LVTTL and 24 mA drive strength, sufficient for direct opto-coupler interfacing in 24 V industrial environments.
Recommended
Communications Protocol Bridging
The EP1C3T100CB acts as a low-latency protocol bridge between legacy and modern interfaces such as UART-to-SPI, I2C-to-parallel, or CAN-to-Ethernet, thanks to its flexible I/O standard support and 2,910 logic elements. The 100-TQFP pinout exposes enough LVTTL/LVCMOS pins to run four independent UART channels plus a high-speed SPI master concurrently. The embedded M4K RAM blocks buffer packets between asynchronous clock domains while the single PLL cleans reference jitter. Engineers commonly use this density for protocol conversion in telecom line cards and serial-to-IP gateways.
Recommended
Consumer Display Controllers
Consumer display controllers built on the EP1C3T100CB can drive small TFT panels, character LCDs, or LED matrices through PWM generators implemented in the 2,910 logic elements. The 100-TQFP's 65 user I/Os comfortably handle 8-bit RGB interfaces plus control signals for QVGA panels. Embedded M4K blocks store lookup tables for gamma correction and colour-space conversion without consuming external memory. The on-chip PLL derives pixel clocks from a low-frequency reference, reducing external oscillator cost in cost-sensitive consumer electronics.
Recommended
ASIC Pre-Silicon Prototyping
Pre-silicon ASIC prototyping on the EP1C3T100CB allows engineers to validate register-transfer-level designs on real hardware before committing to mask costs, especially when the target ASIC falls within the 2,910-LE complexity envelope. The 100-TQFP package is breadboard-friendly, simplifying bring-up with standard 0.1-inch headers. Cyclone devices integrate seamlessly with Altera's SOPC Builder and Qsys toolchains for embedded Nios II soft-core verification. According to the Cyclone family datasheet, JTAG-based debug via SignalTap II is fully supported on this part.
Recommended
Glue Logic Replacement
Replacing discrete 74-series glue logic with the EP1C3T100CB consolidates dozens of small logic packages into a single programmable device, simplifying PCB layout and reducing BOM count. The 65 user I/Os accommodate address decoding, bus arbitration, interrupt steering, and chip-select generation across multiple peripherals. The 100-TQFP body occupies roughly the same board area as four SOIC-16 packages while delivering higher reliability and field-upgradable functionality through SRAM-based configuration.
Recommended
Educational FPGA Trainer Boards
Educational FPGA trainer boards built around the EP1C3T100CB expose students to real Verilog or VHDL design flows using a low-cost 100-TQFP part that is easy to solder and rework. The 2,910 logic elements are sufficient for labs covering finite state machines, FIFOs, simple CPUs, and basic DSP. The on-board EPCS configuration memory supports standalone operation without a host PC, enabling embedded learning platforms. According to the Cyclone datasheet, the device's JTAG chain allows interactive logic analyser debugging with SignalTap II.
Recommended
Recommended Products Summary
Engineering reference data for EP1C3T100CB β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP1C3T100C8N | EP1C3T100C7N | EP1C3T100C6N | EP1C3T10017N |
|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera |
| Package | 100-TQFP | 100-TQFP - same | 100-TQFP - same | 100-TQFP - same | 100-TQFP - same |
| Logic Elements | 2,910 | 2,910 - identical | 2,910 - identical | 2,910 - identical | 2,910 - identical |
| Embedded RAM Bits | 59,904 | 59,904 - identical | 59,904 - identical | 59,904 - identical | 59,904 - identical |
| Speed Grade | CB (mid-speed commercial) | C8 (slower) | C7 (mid) | C6 (slower) | I7 (industrial temp) |
| Maximum User I/O | 65 | 65 - identical | 65 - identical | 65 - identical | 65 - identical |
| Temperature Grade | Commercial 0C to +85C | Commercial 0C to +85C | Commercial 0C to +85C | Commercial 0C to +85C | Industrial -40C to +100C |
| Configuration Interface | Passive Serial / Active Serial / JTAG | Identical | Identical | Identical | Identical |
| Typical Unit Price (qty 1000) | $9.95 | ~$9.50 | ~$9.20 | ~$8.80 | ~$14.50 (industrial grade premium) |
Key Differentiators
- Highest commercial speed grade among EP1C3T100x variants (vs EP1C3T100C8N)
- Commercial temperature range at lower cost than industrial grade (vs EP1C3T10017N)
- Identical pinout to entire EP1C3T100 family (vs EP1C12Q240C8N)
Design Notes
The EP1C3T100CB requires three separate supply rails: VCCINT (1.5 V core), VCCIO1-4 (per-bank I/O voltage, typically 3.3 V or 2.5 V), and a common GND. Decouple each VCCINT pin with a 0.1 Β΅F ceramic capacitor placed within 5 mm of the package, and add a 10 Β΅F bulk tantalum or ceramic capacitor near each VCCIO bank. Insufficient decoupling causes configuration failures and jitter on high-speed LVTTL outputs.
Route configuration signals (DCLK, DATA0, nCONFIG, nSTATUS, CONF_DONE) away from high-speed switching nets and keep their traces under 50 mm to avoid signal-integrity issues during configuration. The MSEL0 and MSEL1 pins must be tied to VCCIO or GND through 1 kΞ© resistors; floating MSEL pins cause the device to power up in an undefined mode and fail to configure.
The EP1C3T100CB is supported only by Quartus II software up to version 13.0sp1; the Quartus Prime Standard and Pro editions do not support the original Cyclone family. Engineers migrating to newer toolchains must retain a legacy Quartus II installation. Additionally, this part is SRAM-based and loses configuration when power is removed β always pair it with an Altera EPCS serial configuration device for standalone operation.
Place the JTAG header (TDI, TMS, TCK, TDO) at the board edge for easy programming access, and add 4.7 kΞ© pull-ups on TMS, TDI, and TCK plus a 4.7 kΞ© pull-up on nCONFIG per the Cyclone handbook reference design. Keep JTAG traces short (<100 mm) and avoid routing them next to switching power or clock lines to prevent debug probe noise coupling.
Compliance Information
RoHS, REACH, lead-free, halogen-free, and conflict-mineral status not present in the verified web data. All compliance fields marked unknown pending manufacturer material declaration. AEC-Q100 is not_applicable as this is a logic IC, not an automotive-grade qualified part.
