35.2.12 Current Consumption of Peripheral Units Figure 35-89. ATmega168PB: ADC Current vs. VCC (AREF = AVCC) Figure 35-90. ATmega168PB: Analog Comparator Current vs. VCC Figure 35-91. ATmega168PB: AREF External Reference Current vs. VCC Figure 35-92. ATmega168PB: Brownout Detector Current vs. VCC Figure 35-93. ATmega168PB: Programming Current vs. VCC