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90. A macrocell is ________.
(a) part of a PAL or GAL
(b) a type of one-time programmable SPLD
(c) an example of intellectual property
(d) a logic array block
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Programmable Logic Devices » Exercise - 1 1. A PLA consists of two-level ………… circuits one single chip. (a) AND-OR (b) NOR-NAND (c) XOR-AND (d) OR-NAND 2. The content of a simple programmable logic device (PLD) consists of: (a) fuse-link arrays (b) thousands of basic logic gates (c) advanced sequential logic functions (d) thousands of basic logic gates and advanced sequential logic functions 3. PLAs, CPLDs, and FPGAs are all which type of device? (a) SLD (b) PLD (c) EPROM (d) SRAM 4. Which type of PLD should be used to program basic logic functions? (a) PLA (b) PAL (c) CPLD (d) SLD 5. The complex programmable logic device (CPLD) contains several PLD blocks and: (a) field-programmable switches (b) AND/OR arrays (c) a global interconnection matrix (d) a language compiler 6. Once a PAL has been programmed: (a) it cannot be reprogrammed. (b) its outputs are only active HIGHs (c) its outputs are only active LOWs (d) its logic capacity is lost 7. The difference between a PLA and a PAL is: (a) the PLA has a programmable OR plane and a programmable AND plane, while the PAL only has a programmable AND plane (b) the PAL has a programmable OR plane…- 555555555547. GAL is an acronym for ________. (a) Generic Array Logic (b) General Array Logic (c) Giant Array Logic (d) Generic Analysis Logic
- 555555555546. A GAL is essentially a ________. (a) non-reprogrammable PAL (b) PAL that is programmed only by the manufacturer (c) very large PAL (d) reprogrammable PAL
- 555555555553. The GAL16V8 has architecture that is very similar to the ________ device. (a) PAL (b) PROM (c) PLD (d) SPLD
- 555555555539. The output of this circuit is always ________. (a) 1 (b) 0 (c) A (d) A