PLDs cannot meet all the possible requirements of complex digital circuitry.

More Questions from Programmable Logic Device

• The GAL chip uses an EEPROM array that is erasable and reprogrammable at least 1000 times.
• In a PLD, a blown fuse at an OR gate is a LOW and a blown fuse at an AND gate is a HIGH.
• The schematic editor allows you to connect with predefined logic symbols.
• Gate arrays are ULSI circuits that offer hundreds of thousands of gates.
• The MAX+PLUS II compiler will automatically program a macrocell to borrow up to six product terms from each of three adjacent macrocells in the same LAB.
• VHDL code is divided into three sections: library declaration, entity declaration, and architecture body.
• The JTAG signals are named TDI, TDO, TMS, and TCK.
• A GAL is a programmable/reprogrammable PAL.
• A PAL consists of an array of fixed AND gates that are connected to a programmable array of OR gates.
• Schematic capture is a process performed by PLD software.

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