44.1 Thermal Conditions

Table 44-1. Operating Frequency vs. Voltage
CharacteristicVDDIOx, VDDANA RangeTemp. Range (in °C)Max CPU FrequencyComments
DC52.7 to 5.5V-40°C to +125°C48 MHzExtended Temp
Table 44-2. CPU Thermal Operating Conditions
RatingSymbolMin.Typ.Max.Unit
Operating Ambient Temperature RangeTA -40—125°C
Operating Junction Temperature RangeTJ-40—145°C
Power Dissipation:

Internal Chip Power Dissipation:

PINT = (VDD x (IDD –∑ IOHVDD)) + VDDIO x (IDDIO - Σ IOHVDDIO)

I/O Pin Power Dissipation:

PI/O = Σ ({VDD - VOH} x IOHVDD) + Σ (VOL x IOLVDD) + Σ ({VDDIO - VOH] x IOHVDDIO) + Σ (VOL x IOLVDDIO)

PDPINT + PI/OW
Maximum Allowed Power DissipationPDMAX(TJ – TA)/θAW
Note:
  1. See Absolute Maximum Ratings.