EPF8282ATI100-3 - 2.5K Gates, 208 Cells, 125MHz FLEX 8000 FPGA | Altera
MPN: EPF8282ATI100-3 β End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $28.5 | $28.50 |
| 10 | $25.2 | $252.00 |
| 100 | $21.8 | $2,180.00 |
| 500 | $18.4 | $9,200.00 |
| 1,000 | $15.6 | $15,600.00 |
Drop-in alternatives for EPF8282ATI100-3 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:
EPF8282ATC100-3
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View Datasheet βEPF8282ATC100-4
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View Datasheet βEPF8282ATC100-4N
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View Datasheet βEPF8282ATC100-2
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View Datasheet βEPF8282ATC100-2W
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View Datasheet βEPF8282ATI100-3N
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View Datasheet βEPF8282ATI100-3 Maximum Ratings & Electrical Characteristics
| Family | FLEX 8000 |
| Logic Cells | 208 |
| Usable Gates | 2,500 |
| Logic Array Blocks (LABs) | 26 |
| User I/Os | 78 |
| Process Technology | 0.42 Β΅m CMOS |
| Supply Voltage | 5 V |
| Maximum Operating Frequency | 125 MHz |
| Speed Grade | -3 |
| Package | 100-pin TQFP |
| Mounting Type | Surface Mount |
| Configuration Memory | CMOS SRAM |
| Configuration Schemes | Serial (EPC1/EPC1064/EPC1213/EPC1441) or parallel EPROM |
EPF8282ATI100-3 Pin Configuration
| Pin 1 | I/O β User I/O pin (bank 1) |
| Pin 10 | I/O β User I/O pin |
| Pin 11 | I/O β User I/O pin |
| Pin 12 | I/O β User I/O pin |
| Pin 13 | I/O β User I/O pin |
| Pin 14 | I/O β User I/O pin |
| Pin 15 | I/O β User I/O pin |
| Pin 16 | I/O β User I/O pin |
| Pin 17 | GND β Ground |
| Pin 18 | I/O β User I/O pin |
| Pin 19 | I/O β User I/O pin |
| Pin 2 | I/O β User I/O pin (bank 1) |
| Pin 20 | I/O β User I/O pin |
| Pin 21 | I/O β User I/O pin |
| Pin 22 | I/O β User I/O pin |
| Pin 23 | I/O β User I/O pin |
| Pin 24 | I/O β User I/O pin |
| Pin 25 | I/O β User I/O pin |
| Pin 26 | VCCINT β Core logic supply (5V) |
| Pin 27 | I/O β User I/O pin |
| Pin 28 | I/O β User I/O pin |
| Pin 29 | I/O β User I/O pin |
| Pin 3 | I/O β User I/O pin |
| Pin 30 | I/O β User I/O pin |
| Pin 31 | GND β Ground |
| Pin 32 | I/O β User I/O pin |
| Pin 33 | I/O β User I/O pin |
| Pin 34 | I/O β User I/O pin |
| Pin 35 | I/O β User I/O pin |
| Pin 36 | I/O β User I/O pin |
| Pin 37 | I/O β User I/O pin |
| Pin 38 | MSEL0 β Configuration mode select 0 |
| Pin 39 | MSEL1 β Configuration mode select 1 |
| Pin 4 | I/O β User I/O pin |
| Pin 40 | I/O β User I/O pin |
| Pin 41 | I/O β User I/O pin |
| Pin 42 | I/O β User I/O pin |
| Pin 43 | I/O β User I/O pin |
| Pin 44 | I/O β User I/O pin |
| Pin 45 | VCCIO β I/O supply (5V) |
| Pin 46 | I/O β User I/O pin |
| Pin 47 | I/O β User I/O pin |
| Pin 48 | I/O β User I/O pin |
| Pin 49 | I/O β User I/O pin |
| Pin 5 | I/O β User I/O pin |
| Pin 50 | I/O β User I/O pin |
| Pin 51 | GND β Ground |
| Pin 52 | I/O β User I/O pin |
| Pin 53 | I/O β User I/O pin |
| Pin 54 | I/O β User I/O pin |
| Pin 55 | I/O β User I/O pin |
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| Pin 6 | I/O β User I/O pin |
| Pin 60 | I/O β User I/O pin |
| Pin 61 | I/O β User I/O pin |
| Pin 62 | I/O β User I/O pin |
| Pin 63 | GND β Ground |
| Pin 64 | I/O β User I/O pin |
| Pin 65 | I/O β User I/O pin |
| Pin 66 | I/O β User I/O pin |
| Pin 67 | I/O β User I/O pin |
| Pin 68 | I/O β User I/O pin |
| Pin 69 | I/O β User I/O pin |
| Pin 7 | I/O β User I/O pin |
| Pin 70 | I/O β User I/O pin |
| Pin 71 | VCCINT β Core logic supply (5V) |
| Pin 72 | I/O β User I/O pin |
| Pin 73 | I/O β User I/O pin |
| Pin 74 | I/O β User I/O pin |
| Pin 75 | I/O β User I/O pin |
| Pin 76 | I/O β User I/O pin |
| Pin 77 | I/O β User I/O pin |
| Pin 78 | I/O β User I/O pin |
| Pin 79 | GND β Ground |
| Pin 8 | I/O β User I/O pin |
| Pin 80 | I/O β User I/O pin |
| Pin 81 | I/O β User I/O pin |
| Pin 82 | I/O β User I/O pin |
| Pin 83 | I/O β User I/O pin |
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| Pin 85 | I/O β User I/O pin |
| Pin 86 | I/O β User I/O pin |
| Pin 87 | I/O β User I/O pin |
| Pin 88 | I/O β User I/O pin |
| Pin 89 | I/O β User I/O pin |
| Pin 9 | I/O β User I/O pin |
| Pin 90 | VCCIO β I/O supply (5V) |
| Pin 91 | I/O β User I/O pin |
| Pin 92 | I/O β User I/O pin |
| Pin 93 | I/O β User I/O pin |
| Pin 94 | I/O β User I/O pin |
| Pin 95 | I/O β User I/O pin |
| Pin 96 | I/O β User I/O pin |
| Pin 97 | I/O β User I/O pin |
| Pin 98 | I/O β User I/O pin |
| Pin 99 | I/O β User I/O pin |
| Pin 100 | I/O β 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
EPF8282ATI100-3 is suitable for 6 applications: Legacy Industrial Glue Logic Replacement, 5V Motor-Control Co-Processor, Communication Protocol Bridge, Test & Measurement Front-End, Display & Video Timing Controller, Retrofit Drop-In for TTL Logic Boards.
Legacy Industrial Glue Logic Replacement
The EPF8282ATI100-3 is well suited to consolidate scattered 74-series TTL/CMOS glue logic into a single programmable device on legacy industrial backplanes running at 5V. Its 78 user I/Os and 5V tolerant I/O banks allow direct interfacing with 5V peripherals such as sensors, optocouplers, and motor-driver ICs without level shifters. At 125 MHz in the -3 speed grade, the device comfortably handles glue-logic tasks such as address decoding, bus arbitration, custom state machines, and timing generation. The 2,500 usable gates accommodate designs that previously required dozens of discrete logic packages, simplifying BOM and improving long-term reliability on factory floors where replacement is expensive.
Recommended
5V Motor-Control Co-Processor
The EPF8282ATI100-3 serves as an interface and timing co-processor alongside a microcontroller in industrial motor-control systems. Its 5V I/O tolerance directly interfaces with Hall-effect sensors, encoder quadrature decoders, and PWM-driver inputs without external translation. The 208 logic cells across 26 LABs support concurrent PWM channel generation, dead-time insertion, and fault detection logic, while the 125 MHz internal clock rate enables fine-resolution PWM timing. Designers can implement custom commutation sequences for BLDC or stepper motors, offloading deterministic timing tasks from a slower host MCU. The 100-pin TQFP package fits standard industrial controller form factors with 0.5 mm pitch footprints.
Recommended
Communication Protocol Bridge
The EPF8282ATI100-3 bridges legacy communication protocols such as UART, SPI, I2C, and parallel buses in industrial networking equipment. With 78 user I/Os and 208 logic cells, the device can simultaneously implement multiple protocol converters in a single chip, replacing discrete UART/SPI/I2C controller pairs. The 5V I/O banks connect directly to legacy transceivers and opto-isolated bus interfaces found in industrial PLCs and fieldbus nodes. The 125 MHz maximum clock enables full-speed protocol handling including CRC generation, framing, and address filtering. The FLEX 8000 architecture's deterministic interconnect supports timing-critical bus arbitration with predictable propagation delays.
Recommended
Test & Measurement Front-End
The EPF8282ATI100-3 is useful as a reconfigurable front-end for legacy test-and-measurement instruments, implementing custom stimulus generation, response capture, and timing/sequencing logic. Its 78 I/Os and 5V compatibility allow direct interfacing with TTL-level test fixtures, relays, and analog multiplexers. The 208 logic cells support state-machine-rich sequencer designs with deterministic timing paths. Engineers can program different test patterns by reloading the SRAM configuration from the EPC serial memory, making the same hardware reusable across product variants. The 100-pin TQFP package simplifies integration into instrument backplanes with standard 0.5 mm land patterns.
Recommended
Display & Video Timing Controller
The EPF8282ATI100-3 implements custom timing generators and frame-format converters in legacy display and video processing equipment. The 125 MHz internal clock rate supports standard VGA and basic SVGA timing generation, while the 208 logic cells allow pixel-format conversion, color-space remapping, and sync-signal conditioning. With 78 user I/Os, the device interfaces with both TTL-level video DACs and 5V LCD controller interfaces without external level translation. Designers can implement custom overlay graphics, OSD menus, and frame-buffer arbitration logic in a single programmable device, replacing several discrete sync generators and timing chips.
Recommended
Retrofit Drop-In for TTL Logic Boards
The EPF8282ATI100-3 enables functional replacement of vintage TTL/CMOS logic on legacy boards without PCB rework when board space allows a 100-pin TQFP footprint. Its 78 user I/Os and 5V tolerance directly drive 74LS, 74HC, and 74FCT logic families, preserving existing I/O voltage domains. Designers capture the original logic's behavioral function, then re-implement it in VHDL or Verilog and program the EPF8282ATI100-3 via an EPC serial configuration memory. This approach extends the operational life of legacy military, aerospace, and industrial control equipment where the original logic ICs have long been discontinued but PCB redesign is prohibitively expensive.
Recommended
Recommended Products Summary
Engineering reference data for EPF8282ATI100-3 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPF8282ATC100-3 | EPF8282ATC100-4 | EPF8282ATC100-4N | EPF8282ATC100-2 | EPF8282ATC100-2W | EPF8282ATI100-3N |
|---|---|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera | Altera | Altera |
| Package | 100-pin TQFP | 100-pin TQFP - same | 100-pin TQFP - same | 100-pin TQFP - same | 100-pin TQFP - same | 100-pin TQFP - same | 100-pin TQFP - same |
| Speed Grade | -3 | -3 (same) | -4 (faster) | -4 (faster) | -2 (slower) | -2 (slower) | -3 (same) |
| Temperature Grade | Industrial | Commercial | Commercial | Commercial | Commercial | Commercial (wide) | Industrial |
| Logic Cells | 208 | 208 | 208 | 208 | 208 | 208 | 208 |
| User I/Os | 78 | 78 | 78 | 78 | 78 | 78 | 78 |
| Usable Gates | 2,500 | 2,500 | 2,500 | 2,500 | 2,500 | 2,500 | 2,500 |
| Supply Voltage | 5V | 5V | 5V | 5V | 5V | 5V | 5V |
| Lead-Free (RoHS) | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | Yes (N suffix) | [DATA_NEEDED] | [DATA_NEEDED] | Yes (N suffix) |
Key Differentiators
- Industrial temperature grade availability (vs EPF8282ATC100-3)
- Mid-tier speed grade at -3 (125 MHz) (vs EPF8282ATC100-4N)
- 5V I/O compatibility without level shifters (vs EPF8282ATI100-3N (different -N variant))
Design Notes
Estimated: At 5V VCC and 125 MHz toggle rate on all 78 I/Os at 20 pF load, dynamic power consumption reaches approximately 0.5-1W. The 100-pin TQFP package has a typical theta_JA of approximately 50 C/W (4-layer PCB with no airflow), producing a junction-temperature rise of 25-50 C above ambient. For high-toggle-rate designs, allocate a copper pour under the TQFP thermal pad (none on this package) and consider airflow for thermal derating. Decouple each VCCINT pin with a 0.1 Β΅F ceramic capacitor placed within 5 mm, plus a 10 Β΅F bulk tantalum or ceramic capacitor per supply rail.
The 100-pin TQFP uses 0.5 mm lead pitch, which requires careful PCB manufacturing and assembly. Use a land pattern with 0.30 mm pad width and 1.50 mm pad length per IPC-7351 nominal-density guidelines, with soldermask-defined or non-soldermask-defined pads depending on your assembly house's preference. Stencil thickness of 0.125 mm (5 mil) with aperture reductions of 10-20% on long pads helps prevent solder bridging. Keep all signal traces at least 0.2 mm from the package edge to avoid solder wicking, and route high-speed signals on inner layers with continuous ground reference planes.
Configuration memory must be sized for the bitstream. The EPF8282ATI100-3 typically requires 50-150 Kbit of configuration data depending on the design's utilization, which fits in an EPC1 (1 Mbit) or EPC1064 (64 Kbit). A common pitfall is selecting the wrong MSEL0/MSEL1 mode for the configuration source; double-check the FLEX 8000 datasheet's configuration-schemes table. Another pitfall is failing to assert nCONFIG or nSTATUS during power-up, which can cause intermittent configuration failure on noisy 5V rails. For in-system reprogramming, ensure JTAG chain integrity and provide a reset of the FPGA between configuration loads.
Compliance Information
Compliance status not present in the Verified Web Data. FLEX 8000 devices predate the RoHS-5 (2006) and RoHS-6 (2011) compliance deadlines; the standard EPF8282ATI100-3 is typically SnPb-terminated, while the -N suffix variants add lead-free terminal finish. AEC-Q100 not applicable for legacy Altera FLEX 8000 family.
