AM186EM-20KC/W AMD [Advanced Micro Devices], AM186EM-20KC/W Datasheet - Page 56

• Manufacturer Part Number: AM186EM-20KC/W
• Description: High Performance, 80C186-/80C188-Compatible and 80L186-/80L188-Compatible, 16-Bit Embedded Microcontrollers
• Manufacturer: AMD [Advanced Micro Devices]

Table 11 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 tempera-
ture. Figure 17 illustrates the typical temperatures in Table 11.
Table 11. Typical Ambient Temperatures for PQFP with 2-Layer Board
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Legend:
Microcontroller
40 MHz
33 MHz
25 Mhz
20 MHz
40 MHz
33 MHz
25 MHz
20 MHz
Speed
90
60
40
Figure 17.
50
80
70
Typical Power
0 fpm
1.07085
0.81125
(Watts)
1.239
0.649
Am186/188EM and Am186/188EMLV Microcontrollers
Typical Ambient Temperatures for PQFP with 2-Layer Board
59.3077
69.1725
P R E L I M I N A R Y
52.918
75.338
0 fpm
Airflow (Linear Feet Per Minute)
200 fpm
Linear Feet per Minute Airflow
200 fpm
65.7328
60.352
79.232
74.04
400 fpm
400 fpm
70.0162
65.308
77.285
81.828
600 fpm
72.1579
78.9075
67.786
83.126
600 fpm