Integrated-Circuit Logic Families Questions and Answers
Integrated-Circuit Logic Families questions with answers form a vital segment in digital electronics and programming interview preparation. This topic focuses on TTL, CMOS, and ECL families — the foundation of modern logic circuits. These questions are commonly asked in GATE, DRDO, and ECE placement interviews to test understanding of circuit performance, power consumption, and speed. By studying IC logic family MCQs with explanations, students can master logic gate compatibility and voltage levels effectively. Download digital electronics PDFs and practice IC logic questions to enhance exam readiness and technical accuracy.
Integrated-Circuit Logic Families
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49 questions
31. The maximum output voltage recognized as a LOW by a TTL gate is 2.0 V.
- TRUE
- FALSE
32. An unused input of a NAND gate can be left unconnected, pulled high by a pull-up resistor and tied together with another input and not change the logic output.
- TRUE
- FALSE
33. ECL gates are noted for their high frequency capability and small output voltage swing.
- TRUE
- FALSE
34. The logic family with the highest maximum clock frequency is HS-TTL.
- TRUE
- FALSE
35. The output current capability for a HIGH output condition is called a source current.
- TRUE
- FALSE
36. The 74XX series TTL operates using saturated switching in which many of the transistors, when conducting, will be in the saturated condition.
- TRUE
- FALSE
38. A current-sourcing transistor may also be referred to as a pull-down transistor.
- TRUE
- FALSE