MC68EC040RC25 Freescale Semiconductor, MC68EC040RC25 Datasheet - Page 349
MC68EC040RC25
Manufacturer Part Number
MC68EC040RC25
Description
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68EC040RC25.pdf
(442 pages)
Specifications of MC68EC040RC25
Family Name
M68000
Device Core
ColdFire
Device Core Size
32b
Frequency (max)
25MHz
Instruction Set Architecture
RISC
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Through Hole
Pin Count
179
Package Type
PGA
Lead Free Status / Rohs Status
Supplier Unconfirmed
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In the specification provided by Thermalloy, Inc., a chart illustrates the heat-sink
temperature rise above ambient versus heat dissipated. This chart applies if no airflow is
used with the heat-sink. Table 11-5 lists the calculations based on this chart.
MOTOROLA
MHz
25
25
25
33
33
33
20
25
33
Table 11-5. Thermal Parameters with Heat Sink and No Airflow
Airflow Velocity
Thermal Mgmt.
Technique
0
0
0
0
0
0
0
0
0
Figure 11-11. Heat Sink with Attachment
Freescale Semiconductor, Inc.
For More Information On This Product,
10.0 W
6.3 W
6.6 W
8.6 W
7.7 W
8.0 W
4.0 W
5.0 W
6.3 W
P
Go to: www.freescale.com
MC68LC040 and MC68EC040
M68040 USER’S MANUAL
D
Defined Parameters
110 C
110 C
110 C
110 C
110 C
110 C
110 C
110 C
110 C
MC68040
T
J
3 C/W
3 C/W
3 C/W
3 C/W
3 C/W
3 C/W
3 C/W
3 C/W
3 C/W
JC
Heat-Sink
64.4 C
66.8 C
82.8 C
75.6 C
78.0 C
94.0 C
45.0 C
54.0 C
64.4 C
T
Spec.
C
–T
A
SPRING
HEAT SINK
PIN GRID
ARRAY
FRAME
91.1 C
90.2 C
84.2 C
86.9 C
86.0 C
80.0 C
98.0 C
95.0 C
91.1 C
T
Calculated
C
–14.0 C
26.7 C
23.4 C
11.3 C
53.0 C
41.0 C
26.7 C
1.4 C
8.0 C
T
A
11-21
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