AM186ER-25KCW AMD [Advanced Micro Devices], AM186ER-25KCW Datasheet - Page 65

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

Table 15 shows typical maximum ambient temperatures in degrees Centigrade for a PQFP package used with a
4-layer to 6-layer board. The typical ambient temperatures are based on a 100-degree Centigrade maximum case
temperature. Figure 20 illustrates the typical temperatures in Table 15.
Legend:
Microcontroller
50 MHz
40 MHz
33 MHz
25 Mhz
50 MHz
40 MHz
33 MHz
25 MHz
Speed
Table 15. Typical Ambient Temperatures for PQFP with Four-Layer to Six-Layer Board
Figure 20. Typical Ambient Temperatures for PQFP with Four-Layer to Six-Layer Board
97
96
95
94
93
92
91
90
89
88
87
Typical Power
0 fpm
(Watts)
Am186
0.662
0.522
0.432
0.342
TM
ER and Am188
0 fpm
88.0
90.6
92.3
93.8
Airflow (Linear Feet Per Minute)
200 fpm
TM
ER Microcontrollers Data Sheet
Linear Feet per Minute Airflow
200 fpm
89.4
91.6
93.1
94.5
400 fpm
400 fpm
90.7
92.7
93.9
95.2
600 fpm
92.0
93.7
94.9
95.9
600 fpm
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