Critical Delays in Clock Distribution Circuits

Figure 3

Simulations for (12) with parameter 𝑇=2𝜋 for three different values of 𝜏. (a) 𝜏<𝜏¹_𝑐; initial condition: (1.0𝑥10⁻¹,0); attractor: equilibrium point. (b) 𝜏=𝜏¹_𝑐; initial condition: (1.0𝑥10⁻¹,0); attractor: limit-cycle. (c) 𝜏>𝜏¹_𝑐; initial condition: (1.0𝑥10⁻³,0); attractor: infinity.

(a)

(b)

(c)