Table 5-37 Current Consumption for Different ADC Configurations (at 25-MHz ADCCLK)(1)(2)
ADC OPERATING MODE |
CONDITIONS |
VDDA18 |
VDDA3.3 |
UNIT |
Mode A (Operational Mode): |
- BG and REF enabled
- PWD disabled
|
30 |
2 |
mA |
Mode B: |
- ADC clock enabled
- BG and REF enabled
- PWD enabled
|
9 |
0.5 |
mA |
Mode C: |
- ADC clock enabled
- BG and REF disabled
- PWD enabled
|
5 |
20 |
μA |
Mode D: |
- ADC clock disabled
- BG and REF disabled
- PWD enabled
|
5 |
15 |
μA |
(1) Test Conditions:
SYSCLKOUT = 100 MHz
ADC module clock = 25 MHz
ADC performing a continuous conversion of all 16 channels in Mode A
(2) VDDA18 includes current into VDD1A18 and VDD2A18. VDDA3.3 includes current into VDDA2 and VDDAIO.
Figure 5-21 ADC Analog Input Impedance Model