0o to 70oc –> Temperature range (Commercial). 5. What does the 1-2-3 numbering system used in National Semiconductor IC denotes
A. Validity in years
B. Temperature range
C. Package type
D. Ordering information
Answer:A
0o to 70oc –> Temperature range (Commercial). 5. What does the 1-2-3 numbering system used in National Semiconductor IC denotes
A. Validity in years B. Temperature range C. Package type D. Ordering information
Explanation: In National linear ICs, a 1-2-3 numbering system is used to represent the temperature range. 6. How does a industrial temperature range device in National Semiconductor IC is represented?