3256E

ispLSI 3256E ® In-System Programmable High Density PLD Features HIGH-DENSITY PROGRAMMABLE LOGIC — 256 I/O Pins — 12000 PLD Gates — 512 Registers — High Speed Global Interconnect — Wide Input Gating for Fast Counters, State Machines, Address Decoders, etc. — Small Logic Block Size for Random Logic HIGH PERFORMANCE E2CMOS® TECHNOLOGY — fmax = 100 MHz Maximum Operating Frequency — tpd = 10 ns Propagation Delay — TTL Compatible Inputs and Outputs — Electrically Erasable and Reprogrammable — Non-Volatile — 100% Tested at Time of Manufacture — Unused Product Term Shutdown Saves Power IN-SYSTEM PROGRAMMABLE — 5V In-System Programmable (ISP™) using Lattice ISP or Boundary Scan Test (IEEE 1149.1) Protocol — Increased Manufacturing Yields, Reduced Time-toMarket, and Improved Product Quality — Reprogram Soldered Devices for Faster Debugging 100% IEEE 1149.1 BOUNDARY SCAN COMPATIBLE OFFERS THE EASE OF USE AND FAST SYSTEM SPEED OF PLDs WITH THE DENSITY AND FLEXIBILITY OF FIELD PROGRAMMABLE GATE ARRAYS — Complete Programmable Device Can Combine Glue Logic and Structured Designs — Five Dedicated Clock Input Pins — Synchronous and Asynchronous Clocks — Programmable Output Slew Rate Control to Minimize Switching Noise — Flexible Pin Placement — Optimized Global Routing Pool Provides Global Interconnectivity ispDesignEXPERT™ – LOGIC COMPILER AND COMPLETE ISP DEVICE DESIGN SYSTEMS FROM HDL SYNTHESIS THROUGH IN-SYSTEM PROGRAMMING — Superior Quality of Results — Tightly Integrated wi...