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| MC68HLC908QY4 Datasheet, PDF (152/182 Pages) Motorola, Inc – Microcontrollers | |||
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Electrical Specifications
16.3 Functional Operating Range
Characteristic
Symbol
Value
Unit
Temp
Code
Operating temperature range (TL to TH)
Operating voltage range(1) (VDDMIN to VDDMAX)
â40 to 85°C
0 to 70°C
1. VDD must be above VTRIPR upon power on.
TA
â40 to 85
°C
C
0 to 70
â
VDD
2.4 to 3.6
V
C
2.2 to 3.6
â
16.4 Thermal Characteristics
Characteristic
Symbol
Value
Unit
Thermal resistance
8-pin PDIP
8-pin SOIC
8-pin DFN
16-pin PDIP
16-pin SOIC
16-pin TSSOP
105
142
θJA
173
°C/W
76
90
133
I/O pin power dissipation
PI/O
User determined
W
Power dissipation(1)
PD
PD = (IDD x VDD)
+ PI/O = K/(TJ + 273°C)
W
Constant(2)
K
PD x (TA + 273°C)
+ PD2 x θJA
W/°C
Average junction temperature
TJ
TA + (PD x θJA)
°C
Maximum junction temperature
TJM
150
°C
1. Power dissipation is a function of temperature.
2. K constant unique to the device. K can be determined for a known TA and measured PD. With this value of K, PD and TJ
can be determined for any value of TA.
MC68HLC908QY/QT Family Data Sheet, Rev. 3
152
Freescale Semiconductor
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