Altera

EPF8820ARC208-2 - 8K-Gate FLEX 8000 FPGA 152 I/O | Altera

MPN: EPF8820ARC208-2 ✗ Akhir Hidup

5 V Vdss 208-pin RQFP / BFQFP with exposed pad Package -2 Speed

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EPF8820ARC208-2 Ringkasan

The Altera EPF8820ARC208-2 is a member of the FLEX 8000 family of CMOS SRAM-based Field Programmable Gate Arrays, integrating 672 logic cells, 152 user I/O pins, and approximately 8,000 usable gates in a 208-pin RQFP/BFQFP package with exposed thermal pad. It is fabricated on a 0.42 µm CMOS process, operates from a 5 V supply, and is rated for commercial-temperature operation with a -2 speed grade targeting 125 MHz internal performance.

An FPGA (Field Programmable Gate Array) is a semiconductor device built around an array of configurable logic blocks (CLBs), programmable interconnects, and I/O cells. FPGAs sit between fixed-function ASICs and discrete logic: like an ASIC they implement arbitrary digital functions, but unlike an ASIC the design is loaded into on-chip SRAM at every power-up, enabling in-circuit reconfigurability (ICR). Within the broader taxonomy, EPF8820ARC208-2 belongs to PLD -> CPLD/FPGA -> SRAM-based FPGA -> high-density register-rich programmable logic family, a category historically used for glue logic, bus bridging, and state-machine consolidation in telecom, industrial, and computing designs.

Key features include MultiVolt I/O operation (3.3 V or 5.0 V interface on all packages except 84-pin variants), in-system configuration via Altera EPC1/EPC1064/EPC1213/EPC1441 serial configuration devices or a microprocessor, 1,500 registers across the array, and JTAG-compliant boundary-scan test support. The Logic Array Blocks (LABs) and Enhanced Interconnect provide deterministic, predictable timing that Quartus and MAX+PLUS II development flows exploit for fast compile cycles.

The architecture combines four Logic Elements per Logic Array Block, FastTrack continuous routing, and dedicated carry chains for arithmetic. Internal SRAM configuration memory is volatile, so an external configuration EPROM or controller must present the bitstream on each power-up; this is what makes FLEX 8000 devices in-circuit reconfigurable but also non-volatile-free in their default form.

Typical applications include telecommunications line-card glue logic, industrial control and factory automation state machines, PCI/ISA bus bridges, video and image-processing data-path controllers, and legacy 5 V computing systems that require drop-in 5 V-tolerant I/O. The MultiVolt feature is particularly attractive in mixed-voltage designs (3.3 V core, 5 V peripherals).

When designing with EPF8820ARC208-2, ensure the configuration scheme (EPC serial device, parallel EPROM, or microcontroller) is correctly dimensioned for the chosen bitstream size and that the exposed thermal pad is soldered to a sufficient copper pour to keep junction temperature within the commercial range.

This page synthesizes Altera FLEX 8000 datasheet extracts, DigiKey/Mouser distributor pricing, drop-in same-family alternatives, and practical design considerations not found on any single manufacturer or distributor page.

Alternatif penggantian untuk EPF8820ARC208-2 — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.

Variasi di dalam seri ini

Model-series yang sama yang kompatibel dengan penggantian EPF8820ARC208-2 (sama faktor bentuk dan footprint) — berbeda di dalam Package, Configuration Method, Process Technology, Operating Temperature, Usable Gates.

EPF8636ARC208-4

Altera

Package: 208-RQFP (28x28 mm) with exposed pad

Configuration Method: Serial configuration EEPROM (in-system)

Process Technology: 5 V CMOS, 0.42 um