mc68hc908qf4 Freescale Semiconductor, Inc, mc68hc908qf4 Datasheet - Page 176

• Manufacturer Part Number: mc68hc908qf4
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Electrical Specifications
17.3 Functional Operating Range
17.4 Thermal Characteristics
Data Sheet
176
Operating temperature range (T
Operating voltage range
Thermal resistance
I/O pin power dissipation
Power dissipation
Constant
Average junction temperature
Maximum junction temperature
1. V
1. Power dissipation is a function of temperature.
2. K constant unique to the device. K can be determined for a known T
–40 to 85°C
0 to 70°C
32-pin TQFP
this value of K, P
DD
Freescale Semiconductor, Inc.
must be above V
(2)
For More Information On This Product,
Characteristic
(1)
Characteristic
Go to: www.freescale.com
D
and T
Electrical Specifications
(1)
TRIPR
(V
J
DDMIN
can be determined for any value of T
upon power on.
L
to T
to V
H
)
DDMAX
Symbol
)
P
T
θ
P
T
K
JM
JA
I/O
D
J
Symbol
V
T
DD
A
+ P
P
User determined
P
I/O
D
T
D
A
A
x (T
+ P
= K/(T
= (I
.
+ (P
–40 to 85
2.4 to 3.6
2.2 to 3.6
MC68HC908QF4 — Rev. 1.0
Value
0 to 70
Value
A
D
150
DD
72
A
2
+ 273°C)
D
x θ
and measured P
J
x V
x θ
+ 273°C)
JA
JA
DD
)
)
Unit
°C
V
MOTOROLA
D.
Temp
Code
°C/W
W/°C
Unit
With
—
—
°C
°C
W
W
C
C