mc68hc908sr12 Freescale Semiconductor, Inc, mc68hc908sr12 Datasheet - Page 373

• Manufacturer Part Number: mc68hc908sr12
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

24.4 Functional Operating Range
24.5 Thermal Characteristics
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
Freescale Semiconductor
Notes:
Notes:
Operating temperature range
Operating voltage range
Thermal resistance
42-pin SDIP
48-pin LQFP
I/O pin power dissipation
Power dissipation
Constant
Average junction temperature
1. A minimum operating V
1. Power dissipation is a function of temperature.
2. K constant unique to the device. K can be determined for a known T
stated in
With this value of K, P
Characteristic
(2)
Characteristic
Table 24-11 . 3V ADC Electrical
Electrical Specifications
(1)
Table 24-3. Thermal Characteristics
D
Table 24-2. Operating Range
and T
DD
of 3V is required to achieve the ADC module specifications
J
can be determined for any value of T
Symbol
V
T
DD
Symbol
A
P
θ
P
T
K
JA
I/O
Characteristics.
D
J
– 40 to +125
5V ± 10%
P
—
D
= (I
P
User determined
K/(T
D
T
A
Functional Operating Range
DD
x (T
+ P
Value
+ (P
J
Value
× V
A
D
+ 273 °C)
Electrical Specifications
60
80
2
+ 273 °C)
D
3V ± 10%
– 40 to +85
DD
× θ
5V ± 10%
× θ
A
A
) + P
.
JA
and measured P
JA
)
I/O
(1)
=
Data Sheet
°C/W
°C/W
W/°C
Unit
Unit
°C
°C
W
W
V
373
D.