Datasheet

60
9166DS–AVR-01/12
AT32UC3C
7.8 Analog Characteristics
7.8.1 1.8V Voltage Regulator Characteristics
7.8.2 3.3V Voltage Regulator Characteristics
7.8.3 1.8V Brown Out Detector (BOD18) Characteristics
The values in Table 7-21 describe the values of the BOD.LEVEL in the SCIF module.
Table 7-18. 1.8V Voltage Regulator Electrical Characteristics
Symbol Parameter Condition Min Typ Max Units
V
VDDIN_5
Input voltage range
5V range 4.5 5.5
V
3V range 3.0 3.6
V
VDDCORE
Output voltage, calibrated value 1.85 V
I
OUT
DC output current 80 mA
Table 7-19. Decoupling Requirements
Symbol Parameter Condition Typ Techno. Units
C
IN1
Input regulator capacitor 1 1 NPO nF
C
IN2
Input regulator capacitor 2 4.7 X7R uF
C
OUT1
Output regulator capacitor 1 470 NPO pf
C
OUT2
Output regulator capacitor 2 2.2 X7R uF
Table 7-20. 3.3V Voltage Regulator Electrical Characteristics
Symbol Parameter Condition Min Typ Max Units
V
VDDIN_5
Input voltage range 4.5 5.5 V
V
VDDIN_33
Output voltage, calibrated value 3.4 V
I
OUT
DC output current 35 mA
I
VREG
Static current of regulator Low power mode 10 µA
Table 7-21. BODLEVEL Values
BODLEVEL Value Parameter Min Max Units
0 1.34 1.52
V
20 1.39 1.60
26 threshold at power-up sequence 1.46 1.67
28 1.48 1.70
32 1.52 1.74
36 1.56 1.79
40 1.61 1.85