51.4 MCU Active Power

Table 51-7. CPU Active Current Consumption DC Electrical Specifications
DC CHARACTERISTICS Standard Operating Conditions: VDDREG=VDDIO=AVDD 1.71V to 3.6V (unless otherwise stated)

Operating temperature:

-40°C ≤ TA ≤ +85°C for Industrial
Param. No. Symbol Characteristics Clock/Freq Power Pin Typ. (1) Max. Units Conditions
APWR_1 IDD_ACTIVE (2,3) MCU IDD in active mode PLL_120_Mhz VDDIO = AVDD = 3.3V 5 5 mA PLL runs at 120 Mhz, uses XOSC with 48 MHz crystal as reference clock
APWR_3 VDDREG = 3.3V 34 78 mA
APWR_5 DFLL _48_MHz VDDIO = AVDD = 3.3V 3 3 mA DFLL in open loop
APWR_7 VDDREG = 3.3V 15 57 mA
APWR_9 XOSC _48_MHz VDDIO = AVDD = 3.3V 4 4 mA 48 MHz crystal
APWR_11 VDDREG = 3.3V 15 57 mA
Note:
  1. Typical values at 25°C only.
  2. Conditions:
    • RTC running on ULP32K for Coremark® ticks count
    • No other peripheral modules are operating (i.e. all peripherals except RTC inactive)
    • APB Peripheral bus clocks: default settings after reset
    • CMCC Cache disabled
    • MCU is running on Flash with automatic wait state
    • VREG_USB disabled
    • I/Os are inactive input mode with input trigger disabled
    • All clock generation sources disabled unless otherwise specified
    • WDT, CFD Clock Fail Detect disabled
  3. MCU Running CoreMark® Test Suite.

Operating CONDITIONS

  • VDDIO = 3.3V
  • PLL_120_Mhz
Figure 51-1. Power Consumption over Temperature in Active Mode (Typical values for guidance only, not tested)