ATMega chip full datasheet - UCSD Department of Physics

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ATmega48A/PA/88A/PA/168A/PA/328/PFigure 30-290.ATmega328: Idle Supply Current vs. V CC (Internal RC Oscillator, 128kHz)0.060.05ICC (mA)0.040.030.0285 °C25 °C-40 °C0.0101.5 2 2.5 3 3.5 4 4.5 5 5.5V CC (V)Figure 30-291.ATmega328: Idle Supply Current vs. V CC (Internal RC Oscillator, 1MHz)0.40.350.30.2585 °C25 °C-40 °CICC (mA)0.20.150.10.0501.5 2 2.5 3 3.5 4 4.5 5 5.5V CC (V)8271D–AVR–05/11486
ATmega48A/PA/88A/PA/168A/PA/328/PFigure 30-292.ATmega328: Idle Supply Current vs. Vcc (Internal RC Oscillator, 8MHz)2ICC (mA)1.61.20.885 °C25 °C-40 °C0.401.5 2 2.5 3 3.5 4 4.5 5 5.5V CC (V)30.7.3 ATmega328 Supply Current <strong>of</strong> IO ModulesThe tables and formulas below can be used to calculate the additional current consumption forthe different I/O modules in Active and Idle mode. The enabling or disabling <strong>of</strong> the I/O modulesare controlled by the Power Reduction Register. See ”Power Reduction Register” on page 43 fordetails.Table 30-13.PRR bitATmega328: Additional Current Consumption for the different I/O modules (absolutevalues)Typical numbersV CC = 2V, F = 1MHz V CC = 3V, F = 4MHz V CC = 5V, F = 8MHzPRUSART0 3.20 µA 22.17 µA 100.25 µAPRTWI 7.34 µA 46.55 µA 199.25 µAPRTIM2 7.34 µA 50.79 µA 224.25 µAPRTIM1 6.19 µA 41.25 µA 176.25 µAPRTIM0 1.89 µA 14.28 µA 61.13 µAPRSPI 6.94 µA 43.84 µA 186.50 µAPRADC 8.66 µA 61.80 µA 295.38 µA8271D–AVR–05/11487
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Atmel Corporation2325 Orchard Parkw
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ATMega chip full datasheet - UCSD Department of Physics

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