Select the Best Description of the Fusible Link PROM

By BYJU'S Exam Prep

Updated on: September 25th, 2023

Choose the right answer to the question. Select the best description of the fusible link PROM from the following options and the detailed explanation.

  1. User programmable, one-time programmable
  2. Manufacturer programmable, one-time programmable
  3. User programmable, reprogrammable
  4. Manufacturer programmable, reprogrammable


Answer – A.

Fusible link PROM is user programmable but can be programmed only once. 


For the detailed solution to the question, Select the best description of the fusible link PROM

PROMs store long-term data in digital electronic systems, typically low-level programmes like firmware or microcode. It is first set up as a blank piece of memory, then the information is programmed into it.

Burning a PROM is the technical term for the programming process. A PROM programmer or PROM burner is used to programme the PROM. Additionally, it is referred to as a one-time programmable device because it cannot change the data stored there. A line in a PROM or PLD chip that may blow apart to programme the circuit is known as a fusible link. It operates similarly to a fuse, which stops conducting current when it blows.

Hence, Option (A) is the correct answer. 


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