LFDAS12XSFT Freescale Semiconductor, LFDAS12XSFT Datasheet - Page 662

• Manufacturer Part Number: LFDAS12XSFT
• Description: HARDWARE MC9S12XS 80-PIN
• Manufacturer: Freescale Semiconductor

Specifications of LFDAS12XSFT

• Module/board Type: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: -

Electrical Characteristics
1
2
3
4
A.1.8
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
662
Voltage difference V
Voltage difference V
Voltage difference V
Digital logic supply voltage
PLL supply voltage
Oscillator
(Full Swing Pierce)
Bus frequency
Temperature Option C
Temperature Option V
Temperature Option M
J
A
D
JA
The device contains an internal voltage regulator to generate the logic and PLL supply out of the I/O supply.
This refers to the oscillator base frequency. Typical crystal & resonator tolerances are supported.
Please refer to
Please refer to
ambient temperature T
Operating junction temperature range
Operating ambient temperature range
Operating junction temperature range
Operating ambient temperature range
Operating junction temperature range
Operating ambient temperature range
=
=
=
=
Junction Temperature, [°C ]
Ambient Temperature, [°C ]
Total Chip Power Dissipation, [W]
Package Thermal Resistance, [°C/W]
2
(Loop Controlled Pierce)
Power Dissipation and Thermal Characteristics
3
Table A-24
Section A.1.8, “Power Dissipation and Thermal Characteristics”
Using the internal voltage regulator, operation is guaranteed in a power
down until a low voltage reset assertion.
DDR
SSX
SS1
, V
to V
A
to V
and device junction temperature T
1
SS2
SSA
for maximum bus frequency limits with frequency modulation enabled
DDX
, V
SS3
, V
S12XS Family Reference Manual, Rev. 1.11
SSPLL
4
4
4
Table A-4. Operating Conditions
to V
T
SSX
J
=
T
A
NOTE
+
J
.
(
P
D
V
∆
∆
∆
DDPLL
VDDR
V
VSSX
•
f
f
VSS
T J
T A
T J
T A
T J
T A
osc
bus
DD
Θ
JA
)
1.72
1.72
for more details about the relation between
-0.1
-0.1
–40
–40
–40
–40
–40
–40
0.5
4
2
refer to
1.8
1.8
27
27
27
—
—
—
—
—
—
0
0
Table A-14
Freescale Semiconductor
J
1.98
1.98
110
130
105
150
125
0.1
0.1
) in °C can be
16
40
40
85
MHz
MHz
°C
°C
°C
V
V
V
V