36.8 OSC20M Characteristics Figure 36-60. OSC20M Internal Oscillator: Calibration Stepsize vs. Calibration Value (VDD = 3V) Figure 36-61. OSC20M Internal Oscillator: Frequency vs. Calibration Value (VDD = 3V) Figure 36-62. OSC20M Internal Oscillator: Frequency vs. Temperature Figure 36-63. OSC20M Internal Oscillator: Frequency vs. VDD