mc9s12vr48 Freescale Semiconductor, Inc, mc9s12vr48 Datasheet - Page 515

• Manufacturer Part Number: mc9s12vr48
• Description: S12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

A.1.6
This section describes the operating conditions of the device. Unless otherwise noted those conditions
apply to all the following data.
A.1.7
Power dissipation and thermal characteristics are closely related. The user must assure that the maximum
operating junction temperature is not exceeded. The average chip-junction temperature (T
obtained from:
T
T
P
Θ
Freescale Semiconductor
1
2
3
J
A
D
JA
Num
Normal operating range is 6V - 18V. Continous operation at 40V is not allowed. Only Transient Conditions (Load Dump)
single pulse t
Minimum bus frequency for ADC module refer to
Table M-1., “NVM Timing Characteristics
Please refer to
ambient temperature T
1
2
3
4
5
=
=
=
=
Junction Temperature, [°C ]
Ambient Temperature, [°C ]
Total Chip Power Dissipation, [W]
Voltage regulator and LINPHY supply voltage
High side driver supply voltage
Oscillator
Bus frequency
Package Thermal Resistance, [°C/W]
Operating junction temperature range
Operating ambient temperature range
Operating Conditions
Power Dissipation and Thermal Characteristics
max
Please refer to the temperature rating of the device with regards to the
ambient temperature T
dissipation calculations refer to
Thermal
Operation is guaranteed when powering down until low voltage reset
assertion.
Section A.1.7, “Power Dissipation and Thermal Characteristics”
<400ms
A
and device junction temperature T
Characteristics”.
Rating
MC9S12VR Family Reference Manual, Rev. 2.2
Preliminary - Subject to Change Without Notice
Table A-5. Operating Conditions
A
and the junction temperature T
3
T
J
Table C-1., “ATD Operating Characteristics
=
Section A.1.7, “Power Dissipation and
T
A
NOTE
NOTE
+
J
.
(
P
Symbol
V
D
V
SUPHS
f
f
T A
T J
SUP
osc
bus
•
Θ
JA
)
Footnote
Min
see
–40
–40
3.7
3.7
4
for more details about the relation between
J
. For power
2
Typ
12
12
—
—
—
—
and for Flash Module refer to
MCU Electrical Specifications
Max
150
105
40
40
J
16
25
) in °C can be
1
1
MHz
MHz
Unit
°C
V
V
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