Programmable Logic Families
SPLD = Simple Prog. Logic Device
PAL = Prog. Array of Logic
FPGA = Field Prog. Gate Array
Configurable Logic Blocks (CLB)
- Memory Look-Up Table
- AND-OR planes
- Simple gates
Input / Output Blocks (IOB)
- In/Out, latches, inverters, pullup/downs
Interconnect or Routing
- Local, internal feedback, and global