mc68hc908bd48 Freescale Semiconductor, Inc, mc68hc908bd48 Datasheet - Page 273

• Manufacturer Part Number: mc68hc908bd48
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

21.4 Functional Operating Range
21.5 Thermal Characteristics
MC68HC908BD48
Freescale Semiconductor
—
Rev. 2.1
Operating Temperature Range
Operating Voltage Range
Thermal Resistance
I/O Pin Power Dissipation
Power Dissipation
Constant
Average Junction Temperature
Maximum Junction Temperature
QFP (44 Pins)
SDIP (42 Pins)
NOTES:
1. Power dissipation is a function of temperature.
2. K is a constant unique to the device. K can be determined for a known T
P
D.
With this value of K, P
(2)
Characteristic
Characteristic
Electrical Specifications
(1)
D
and T
J
can be determined for any value of T
Symbol
Symbol
V
P
T
θ
P
T
T
K
DD
JM
I/O
JA
A
D
J
P
D
= (I
P
User Determined
D
K/(T
T
A
DD
× (T
+ P
4.5 to 5.5
+ (P
0 to 85
J
Value
Value
× V
A
D
100
+ 273 °C)
Electrical Specifications
95
60
2
+ 273 °C)
D
DD
× θ
× θ
) + P
JA
JA
A
)
and measured
A
I/O
.
=
Data Sheet
W/°C
°C/W
Unit
Unit
°C
°C
°C
W
W
V
273