3.4 Electrical Characteristics - Peripherals Power Consumption
Some clarifications have been made to the Peripheral Power Consumption table.
Table 35-6. Peripheral Power Consumption(1)
Operating conditions:
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Symbol | Description | Min. | Typ.✝ | Max. 85°C | Max. 125°C | Unit | Conditions | |
IDD_WDT | Watchdog Timer (WDT) | — | 0.68 | — | — | µA | 32.768 kHz internal oscillator | |
IDD_BG | Bandgap | — | 19 | — | — | µA | ||
IDD_VREF | Voltage Reference (VREF) | — | 54 | — | — | µA |
DAC0REF.REFSEL = Excluding bandgap | |
— | 48 | — | — | µA |
ACREF.REFSEL = Excluding bandgap | |||
IDD_BOD | Brown-out Detector (BOD) | — | 14 | — | — | μA |
Brown-out Detect (BOD) continuous Excluding bandgap | |
— | 0.60 | — | — | μA |
Brown-out Detect (BOD) sampling @128 Hz, including IDD_OSC32K Excluding bandgap | |||
— | 0.40 | 6 | — | μA |
Brown-out Detect (BOD) sampling @32 Hz, including IDD_OSC32K Excluding bandgap | |||
IDD_TCA | 16-bit Timer/Counter Type A (TCA) | — | 38 | — | — | μA | Device in Idle sleep mode | |
IDD_TCB | 16-bit Timer/Counter Type B (TCB) | — | 19 | — | — | μA | ||
IDD_RTC | Real-Time Counter (RTC) | — | 18 | — | — | μA | 32.768 kHz internal oscillator (OSC32K) | |
IDD_OSC32K | 32.768 kHz Internal Oscillator (OSC32K) | — | 0.42 | — | — | µA | ||
IDD_XOSC32K | 32.768 kHz Crystal Oscillator (XOSC32K) | — | 1.3 | — | — | µA |
XOSC32KCTRLA.LPMODE Enabled ESR = 50 kΩ, CL = 12.5 pF | |
— | 5.7 | — | — | µA |
XOSC32KCTRLA.LPMODE Disabled ESR = 50 kΩ, CL = 12.5 pF | |||
IDD_OSCHF | Internal High Frequency Oscillator (OSCHF) | — | 85 | — | — | µA | ||
IDD_XOSCHF | High Frequency Crystal Oscillator (XOSCHF) | — | — | — | — | µA | ||
IDD_ADC | Analog-to-Digital Converter (ADC) | — | 295 | — | — | μA |
CTRLC.REFSEL = (VDD) | |
— | 570 | — | — | μA |
CTRLC.REFSEL = (Internal reference 2.048V) | |||
IDD_AC | Analog Comparator (AC) | — | 150 | — | — | μA |
CTRLA.POWER = device in Idle sleep mode | |
— | 110 | — | — | μA |
CTRLA.POWER = device in Idle sleep mode | |||
IDD_DAC | Digital-to-Analog Converter (DAC) | — | 106 | — | — | μA |
VDACREF = 1.024V, device in Idle sleep mode | |
— | 125 | — | — | μA |
VDACREF = 4.096V, device in Idle sleep mode | |||
— | 100 | — | — | µA |
VDACREF = VDD, device in Idle sleep mode | |||
IDD_USART | Universal Synchronous and Asynchronous Receiver and Transmitter (USART) | — | 51 | — | — | µA | USART Enabled @9600 Baud | |
IDD_SPI | Serial Peripheral Interface (SPI) | — | 14 | — | — | μA |
SPI Host @100 kHz, device in Idle sleep mode | |
IDD_TWI | Two-Wire Interface (TWI) | — | 56 | — | — | μA |
TWI Host @100 kHz, device in Idle sleep mode | |
— | 46 | — | — | μA |
TWI Client @100 kHz, device in Idle sleep mode | |||
IDD_NVM_ERASE | Flash Programming Erase | — | 7 | — | — | mA | ||
IDD_NVM_WRITE | Flash Programming Write | — | 10 | — | — | mA | ||
✝ Unless otherwise specified, data in the “Typ.” column is at TA = 25°C and VDD = 3.0V. These parameters are not tested and are for design guidance only. Note:
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