Datasheet

ADSP-21160M
–46– REV. 0
• T
CASE
= Case temperature (measured on top surface
of package)
• PD = Power dissipation in W (this value depends upon
the specific application; a method for calculating PD is
shown under Power Dissipation).
•
θ
CA
= Value from Table 31.
•
θ
JB
= 6.46°C/W
400-BALL METRIC PBGA PIN CONFIGURATIONS
Table 32 lists the pin assignments for the PBGA package,
and the pin configurations diagram on page 51 shows the
pin assignment summary.
Table 31. Airflow Over Package Versus
θ
CA
Airflow (Linear Ft./Min.) 0 200 400
θ
CA
(°C/W)
1
1
θ
JC
= 3.6 °C/W.
12.13 9.86 8.7
T
CASE
T
AMB
PD
θ
CA
×()
+=