33.8 OSC20M Characteristics Figure 33-69. OSC20M Internal Oscillator: Calibration Stepsize vs. Calibration Value (VDD = 3V) Figure 33-70. OSC20M Internal Oscillator: Frequency vs. Calibration Value (VDD = 3V) Figure 33-71. OSC20M Internal Oscillator: Frequency vs. Temperature Figure 33-72. OSC20M Internal Oscillator: Frequency vs. VDD