EPF8820ATC144-2N - FLEX 8000 FPGA 8K Gates 144-TQFP | Altera
MPN: EPF8820ATC144-2N β End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.2 | $342.00 |
| 100 | $27.85 | $2,785.00 |
| 500 | $22.4 | $11,200.00 |
| 1,000 | $18.95 | $18,950.00 |
Drop-in alternatives for EPF8820ATC144-2N 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:
EPF8820ATC144-3
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View Datasheet βEPF8820ATC144-4N
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View Datasheet βEPF8820ATC144-10
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$10.4 / Unit
View Datasheet βEPF8820ATC144-12
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$10.95 / Unit
View Datasheet βEPF8820ATC144-15
β Drop-Inβ In Stock
$19.5 / Unit
View Datasheet βEPF8820ATC144-1
β Drop-Inβ In Stock
$15.95 / Unit
View Datasheet βEPF8820ATC144-2N Maximum Ratings & Electrical Characteristics
| Family | FLEX 8000 |
| Usable Gates | 8,000 |
| Logic Elements / Cells | 672 |
| Number of LABs/CLBs | 84 |
| Maximum User I/O | 112 |
| Operating Frequency (max) | 125 MHz |
| Process Technology | 0.42 Β΅m CMOS |
| Supply Voltage | 5 V |
| Operating Temperature | 0 Β°C to +70 Β°C (Commercial) |
| Package | 144-pin TQFP |
| Mounting Type | Surface Mount |
| Configuration Method | SRAM, in-system reconfigurable (FLEX scheme) |
| Configuration Devices Supported | EPC1, EPC1064, EPC1213, EPC1441 |
| Logic Family | CMOS |
EPF8820ATC144-2N Pin Configuration
| Pin 1 | I/O β User I/O pin (bank-dependent, see datasheet) |
| Pin 2 | I/O β User I/O pin |
| Pin 3 | I/O β User I/O pin |
| Pin 4 | I/O β User I/O pin |
| Pin 5 | I/O β User I/O pin |
| Pin 6 | I/O β User I/O pin |
| Pin 7 | I/O β User I/O pin |
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| Pin 9 | I/O β User I/O pin |
| 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 | VCCINT β Core supply (5 V) |
| Pin 14 | I/O β User I/O pin |
| Pin 15 | I/O β User I/O pin |
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| Pin 35 | I/O β User I/O pin |
| Pin 36 | I/O β User I/O pin |
| Pin 37 | GND β Ground |
| Pin 38 | I/O β User I/O pin |
| Pin 39 | I/O β User I/O pin |
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| Pin 58 | I/O β User I/O pin |
| Pin 59 | I/O β User I/O pin |
| Pin 60 | I/O β User I/O pin |
| Pin 61 | VCCIO β I/O supply (5 V or 3.3 V per bank) |
| Pin 62 | I/O β User I/O pin |
| Pin 63 | I/O β User I/O pin |
| Pin 64 | I/O β User I/O pin |
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| Pin 69 | I/O β User I/O pin |
| Pin 70 | I/O β User I/O pin |
| Pin 71 | I/O β User I/O pin |
| Pin 72 | I/O β User I/O pin |
| Pin 73 | GND β Ground |
| 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 |
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| 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 | VCCINT β Core supply (5 V) |
| 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 |
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| Pin 106 | I/O β User I/O pin |
| Pin 107 | I/O β User I/O pin |
| Pin 108 | I/O β User I/O pin |
| Pin 109 | GND β Ground |
| Pin 110 | nCONFIG β Configuration control (active-low) |
| Pin 111 | nSTATUS β Configuration status (active-low) |
| Pin 112 | DCLK β Configuration clock input |
| Pin 113 | DATA0 β Configuration data input (bit 0) |
| Pin 114 | CONF_DONE β Configuration complete (open-drain) |
| Pin 115 | I/O β User I/O pin |
| Pin 116 | I/O β User I/O pin |
| Pin 117 | I/O β User I/O pin |
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| Pin 130 | I/O β User I/O pin |
| Pin 131 | I/O β User I/O pin |
| Pin 132 | I/O β User I/O pin |
| Pin 133 | VCCIO β I/O supply (5 V or 3.3 V per bank) |
| Pin 134 | I/O β User I/O pin |
| Pin 135 | I/O β User I/O pin |
| Pin 136 | I/O β User I/O pin |
| Pin 137 | I/O β User I/O pin |
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| Pin 139 | I/O β User I/O pin |
| Pin 140 | I/O β User I/O pin |
| Pin 141 | I/O β User I/O pin |
| Pin 142 | I/O β User I/O pin |
| Pin 143 | I/O β User I/O pin |
| Pin 144 | 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
EPF8820ATC144-2N is suitable for 6 applications: TTL and Bus Interface Integration, High-Speed State Machine Controllers, Coprocessor and DSP Pre-Processing, Wide Datapath Manipulation and Bus Width Conversion, Industrial Control and Instrumentation, Legacy System Field-Upgradeable Logic.
TTL and Bus Interface Integration
The EPF8820ATC144-2N's 112 user I/Os and 5 V TQFP-144 footprint make it ideal for TTL bus and peripheral glue logic. The device can absorb 32-bit address/data buses plus control signals, replacing multiple 74-series TTL packages with a single programmable device. 5 V CMOS I/O is directly compatible with TTL thresholds, and 125 MHz internal frequency easily handles fast ISA-style or memory-mapped bus cycles. Use it to consolidate address decoding, chip-select generation, and wait-state insertion.
Recommended
High-Speed State Machine Controllers
With 672 logic elements, 84 LABs, and 125 MHz internal frequency, the EPF8820ATC144-2N implements complex multi-state controllers, sequencers, and protocol engines. Its register-rich FLEX 8000 architecture favors state-machine implementations where each LE pairs a 4-input LUT with a flip-flop. Typical targets include motor-control sequencers, communication-protocol state machines (UART, SPI, I2C bridges), and industrial automation controllers. Timing closure at 50β80 MHz state-machine rates is comfortable on this device.
Recommended
Coprocessor and DSP Pre-Processing
The EPF8820ATC144-2N's 8,000-gate capacity and register-rich fabric make it well-suited to DSP pre-processing and coprocessor functions in front of a host processor. Common implementations include FFT pre-stages, FIR/IIR filter pipelines, CRC engines, and data-format converters. The 112 I/Os support parallel high-speed datapaths to external SRAM or DSP chips. At 125 MHz the device comfortably runs fixed-point multiply-accumulate arrays at audio and baseband rates.
Recommended
Wide Datapath Manipulation and Bus Width Conversion
The EPF8820ATC144-2N integrates multiple 32-bit buses into a single device, supporting wide-datapath manipulation between mismatched processor peripherals. Use it as a bridge between 8/16/32-bit microcontrollers and external memory, as a byte-swapping engine for endian conversion, or as a streaming FIFO controller. The high-pin-count TQFP-144 package exposes enough I/O for full 32-bit buses plus parity, byte-enables, and hand-shake signals without external muxes.
Recommended
Industrial Control and Instrumentation
The 5 V tolerant I/O and 0β70 Β°C commercial temperature range of the EPF8820ATC144-2N suit legacy industrial control and instrumentation systems. Implement custom timing controllers, pulse-train generators, encoder interfaces, and process-control state machines on this device. The 5 V supply simplifies retrofit designs where 3.3 V FPGAs would need level shifters. Many long-lifecycle industrial and military customers continue to specify FLEX 8000 due to its mature, well-documented tool flow.
Recommended
Legacy System Field-Upgradeable Logic
The EPF8820ATC144-2N supports in-system reconfigurability via Altera EPC1/EPC1064/EPC1213/EPC1441 configuration devices, enabling field-upgradable logic in deployed systems. This is valuable for legacy products requiring post-deployment bug fixes, feature additions, or protocol updates without board rework. Engineers can store multiple bitstreams and swap configurations to support different operating modes, diagnostic revisions, or hardware revisions in the field.
Recommended
Recommended Products Summary
Engineering reference data for EPF8820ATC144-2N β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPF8820ATC144-3 | EPF8820ATC144-4N | EPF8820ATC144-10 |
|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | 144-TQFP | 144-TQFP - same | 144-TQFP - same | 144-TQFP - same |
| Family | FLEX 8000 | FLEX 8000 - same | FLEX 8000 - same | FLEX 8000 - same |
| Usable Gates | 8,000 | 8,000 | 8,000 | 8,000 |
| Logic Elements | 672 | 672 | 672 | 672 |
| Maximum User I/O | 112 | 112 | 112 | 112 |
| Maximum Frequency | 125 MHz | 125 MHz (slightly faster internal delay) | 125 MHz (fastest grade) | 125 MHz (slower internal delay) |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V |
| Process | 0.42 Β΅m CMOS | 0.42 Β΅m CMOS | 0.42 Β΅m CMOS | 0.42 Β΅m CMOS |
Key Differentiators
- Same die as other EPF8820ATC144 speed grades (vs EPF8820ATC144-3)
- Smaller 144-TQFP vs 208-RQFP package option (vs EPF8820ATC144 in 208-RQFP)
- Drops into TQFP-144 sockets of pin-compatible family members (vs EPF10K10TC144-4 (FLEX 10K))
Design Notes
The EPF8820ATC144-2N operates from a single 5 V VCCINT supply with separate VCCIO rails for I/O banks. Decouple each VCCINT and VCCIO pin with a 0.1 Β΅F ceramic capacitor placed as close as physically possible to the package pin, plus a bulk 10β47 Β΅F tantalum or aluminum polymer cap near the package. In-rush current during configuration can momentarily spike; size the regulator for at least 1.5Γ the steady-state ICC. Configure unused I/O pins as outputs driving low to minimize power and ground-bounce.
TQFP-144 land pattern follows JEDEC MS-026 with 0.5 mm pitch and 1.6 mmΓ1.6 mm lead footprint. Use a 4-layer PCB with continuous ground plane directly beneath the device to provide thermal dissipation and low-impedance return paths. Keep configuration traces (DCLK, DATA0, nCONFIG, nSTATUS, CONF_DONE) short and away from switching I/O to avoid coupling during programming. Use a pull-up on nCONFIG and CONF_DONE per the FLEX 8000 configuration scheme datasheet section.
Do not assume all FLEX 8000 speed grades share the same configuration bitstream β Quartus or MAX+PLUS II generates a different bitstream for each speed grade and package combination, even though the die and pinout are identical. Programming a -4N bitstream into a -10 device may function but with reduced timing margin. Conversely, programming a -2N bitstream into a -4N device will fail timing analysis and could cause metastability on fast paths. Always recompile the design for the target speed grade.
Compliance Information
The EPF8820ATC144-2N is from the original FLEX 8000 family (pre-2000s 5 V era) so RoHS compliance is not verified in available distributor listings. Compliance status marked 'unknown' pending direct inquiry with the original Altera/Intel legacy FPGA archive. Not applicable for AEC-Q100 β FPGAs are typically not automotive qualified unless explicitly noted in the datasheet.
