42.5 Fixed Voltage Reference Graphs Figure 42-21. FVR Voltage Error vs. VDD 1x (VREF = 1.024V) Figure 42-22. FVR Voltage Error vs. VDD 2x (VREF = 2.048V) Figure 42-23. FVR Voltage Error vs. VDD 4x (VREF = 4.096V) Figure 42-24. FVR Response Time vs. VDD