AM186ER-25KCW AMD [Advanced Micro Devices], AM186ER-25KCW Datasheet - Page 63

• Manufacturer Part Number: AM186ER-25KCW
• Description: High-Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers with RAM
• Manufacturer: AMD [Advanced Micro Devices]

Table 13 shows typical maximum ambient temperatures in degrees Centigrade for a PQFP package used with a
2-layer board. The typical ambient temperatures are based on a 100-degree Centigrade maximum case
temperature. Figure 18 illustrates the typical temperatures in Table 13.
Legend:
Microcontroller
50 MHz
40 MHz
33 MHz
25 Mhz
50 MHz
40 MHz
33 MHz
25 MHz
Speed
Table 13. Typical Ambient Temperatures for PQFP with Two-Layer Board
Figure 18. Typical Ambient Temperatures for PQFP with Two-Layer Board
94
92
90
88
86
84
82
80
78
76
74
Typical Power
0 fpm
(Watts)
Am186
0.662
0.522
0.432
0.342
TM
ER and Am188
0 fpm
74.81
83.56
80.2
87.0
Airflow (Linear Feet Per Minute)
200 fpm
TM
ER Microcontrollers Data Sheet
Linear Feet per Minute Airflow
200 fpm
78.8
83.3
86.2
89.1
400 fpm
400 fpm
81.43
85.4
87.9
90.4
600 fpm
82.8
86.5
88.7
91.1
600 fpm
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