The pathway for a binary electrical signal between gates in an integrated circuit can be modeled as an RC circuit, as shown in the figure to the right; the voltage source models the transmitting gate, and the capacitor models the receiving gate. Suppose the resistance is 500 S and the capacitance is 10-11 F (10 picofarads, pF). If the capacitor is initially uncharged and the transmitting gate changes instantaneously from 0 to 5 V, how long will it take for the voltage at the receiving gate to reach 4 V? What is the charge q(t) on the capacitor at time t? q(t) = R www E

University Physics Volume 2
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Chapter10: Direct-current Circuits
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The pathway for a binary electrical signal between gates in an integrated circuit can
be modeled as an RC circuit, as shown in the figure to the right; the voltage source
models the transmitting gate, and the capacitor models the receiving gate. Suppose
the resistance is 500 $ and the capacitance is 10-11 F (10 picofarads, pF). If the
capacitor is initially uncharged and the transmitting gate changes instantaneously
from 0 to 5 V, how long will it take for the voltage at the receiving gate to reach 4 V?
What is the charge q(t) on the capacitor at time t?
q(t) =
R
www
E
Transcribed Image Text:The pathway for a binary electrical signal between gates in an integrated circuit can be modeled as an RC circuit, as shown in the figure to the right; the voltage source models the transmitting gate, and the capacitor models the receiving gate. Suppose the resistance is 500 $ and the capacitance is 10-11 F (10 picofarads, pF). If the capacitor is initially uncharged and the transmitting gate changes instantaneously from 0 to 5 V, how long will it take for the voltage at the receiving gate to reach 4 V? What is the charge q(t) on the capacitor at time t? q(t) = R www E
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