Question

Which of the following capacitor can store more data in DRAM?

(a) planar capacitor

(b) trench capacitor

(c) stacked-cell

(d) non-polar capacitor

This question was posed to me by my college professor while I was bunking the class.

I would like to ask this question from DRAM topic in division Memory Systems of Embedded Systems

Answer 1

Right answer is (c) stacked-cell

Explanation: Stacked-cell can store greater than 1 Gb. Planar capacitor can store up to 1 Mb and trench capacitor can store 4-256 Mb.