EPM5192GM-2/883B
EPM5192GM-2/883B - 192-Macrocell MAX 5000 EPLD, PGA-84, 55ns | Altera
The Intel (Altera) EPM5192GM-2/883B is a high-density, high-speed ultraviolet-erasable programmable logic device (UV EPLD) from the classic MAX 5000 family, delivering 192 macrocells in a ceramic windowed PGA-84 package with MIL-STD-883B screening. The -2 speed grade provides 55 ns pin-to-pin combinatorial propagation delay (tPD) and a maximum register-to-register toggle frequency (fCNT) of 80 MHz, enabling fast glue-logic, bus-interface, and peripheral-controller implementations. The device is fabricated on a 0.75 um CMOS EEPROM/EPROM process with non-volatile in-system programmability via the industry-standard Altera ByteBlaster or third-party programmers, and the ceramic windowed lid allows laboratory erasure for prototype iteration. Operating from a single 5 V supply with 100 mA typical Icc, the EPM5192GM-2/883B provides 8 dedicated inputs, 64 bidirectional I/O pins, 192 macrocells organized into 16 Logic Array Blocks (LABs), and a maximum of 192 product-term-driven flip-flops with independent JTAG-less boundary-scan-free testability through the built-in BST circuitry. It supports asynchronous, synchronous, and registered clocking architectures and is fully supported by MAX+PLUS II and Quartus design environments for legacy designs.
An EPLD (Erasable Programmable Logic Device) is a non-volatile programmable logic IC that preceded modern CPLDs and FPGAs, offering fast deterministic propagation delay, low power, and one-time or erasable programming. EPLDs belong to the broader category of programmable logic devices (PLDs), which sit hierarchically within logic ICs -> programmable logic -> digital semiconductors. The MAX 5000 architecture extends classic PAL/GAL logic with macrocell-based sum-of-products implementation, programmable interconnect, and JTAG-supportable test features. Compared with SRAM-based FPGAs, the EPM5192's EPROM cells retain configuration without external boot memory, while compared with pure PALs it offers 5-10x higher logic density and predictable timing.
Key features of the EPM5192GM-2/883B include 192 macrocells (768 usable gates), 55 ns tPD, 80 MHz fCNT, 192 flip-flops, 16 LABs, dedicated input and global clock networks, 5 V VCC single supply, in-system programmability via ByteBlaster, JTAG support through the legacy JTAG block, and a 100 mA typical operating current. The ceramic windowed PGA-84 package provides hermetic environmental protection for military and aerospace applications, where the MIL-STD-883B screening guarantees operation across -55C to +125C and resilience against thermal, mechanical, and solder-shock stresses.
Architecturally, the EPM5192 uses a programmable-AND/fixed-OR PLA-like macrocell structure where each macrocell contains 5 product terms (expandable to 20 via parallel expanders) feeding a D flip-flop with programmable clock, preset, clear, and output enable. The 16 LABs each contain 12 macrocells and a global interconnect that routes signals between LABs through a fixed but high-fanout network. This architecture delivers short, predictable propagation delays independent of design complexity, contrasting with the routing-dependent timing of SRAM FPGAs.
Typical applications for the EPM5192GM-2/883B include military and aerospace digital control systems, defense electronics modules requiring MIL-STD-883B screening, industrial control logic, legacy bus arbitration and address decoding, telecommunications backplane glue logic, and avionics line-replaceable units (LRUs). Engineers use it as a deterministic state-machine and decoder platform where both radiation-tolerant/hi-rel packaging and 5 V tolerance are required. When designing with this part, verify power sequencing (no hot-plug), confirm ByteBlaster programming voltage levels (VPP = 12 V during in-system programming), and observe the PGA-84 socket footprint clearance requirements.
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