High–performance, low–cost CMOS EEPROM–based programmable logic devices (PLDs) built on a MAX® architecture (see Table 1) 3.3-V in-system programmability (ISP) through the built–in IEEE Std. 1149.1 Joint Test Action Group (JTAG) interface with advanced pin-locking capability to Clone PLD IC ALTERA EPM3256A Programmable Logic Device
– ISP circuitry compliant with IEEE Std. 1532 Built–in boundary-scan test (BST) circuitry compliant with IEEE Std. 1149.1-1990 Enhanced ISP features:
– Enhanced ISP algorithm for faster programming
– ISP_Done bit to ensure complete programming
– Pull-up resistor on I/O pins during in–system programming High–density PLDs ranging from 600 to 10,000 usable gates 4.5–ns pin–to–pin logic delays with counter frequencies of up to 227.3 MHz
MultiVoltTM I/O interface enabling the device core to run at 3.3 V, while I/O pins are compatible with 5.0–V, 3.3–V, and 2.5–V logic levels
Pin counts ranging from 44 to 256 in a variety of thin quad flat pack (TQFP), plastic quad flat pack (PQFP), plastic J–lead chip carrier (PLCC), and FineLine BGATM packages
Hot–socketing support
Programmable interconnect array (PIA) continuous routing structure for fast, predictable performance
PCI compatible
Bus–friendly architecture including programmable slew–rate control
Open–drain output option
Programmable macrocell flipflops with individual clear, preset, clock, and clock enable controls
Programmable power–saving mode for a power reduction of over 50% in each macrocell
Configurable expander product–term distribution, allowing up to 32 product terms per macrocell
Programmable security bit for protection of proprietary designs
Enhanced architectural features, including:
– 6 or 10 pin– or logic–driven output enable signals
– Two global clock signals with optional inversion
– Enhanced interconnect resources for improved routability
– Programmable output slew–rate control
Software design support and automatic place–and–route provided by Altera’s development systems for Windows–based PCs and Sun SPARCstations, and HP 9000 Series 700/800 workstations
Additional design entry and simulation support provided by EDIF 2 0 0 and 3 0 0 netlist files, library of parameterized modules (LPM), Verilog HDL, VHDL, and other interfaces to popular EDA tools from third–party manufacturers such as Cadence, Exemplar Logic, Mentor Graphics, OrCAD, Synopsys, Synplicity, and VeriBest Programming support with the Altera master programming unit (MPU), MasterBlasterTM communications cable, ByteBlasterMVTM parallel port download cable, BitBlasterTM serial download cable as well as programming hardware from third–party manufacturers and any in–circuit tester that supports JamTM Standard Test and
Programming Language (STAPL) Files (.jam), Jam STAPL Byte-Code
Files (.jbc), or Serial Vector Format Files (.svf)