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TMS320DM643 Datasheet(PDF) 153 Page - Texas Instruments

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Part # TMS320DM643
Description  Video/Imaging Fixed-Point Digital Signal Processo
PDF  160 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TMS320DM643 Datasheet(HTML) 153 Page - Texas Instruments

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7
Mechanical Data
7.1
Thermal Data
TMS320DM643
Video/Imaging Fixed-Point Digital Signal Processor
SPRS269A – FEBRUARY 2005 – REVISED APRIL 2005
The following table(s) show the thermal resistance characteristics for the PBGA – GDK, GNZ, ZDK, and
ZNZ mechanical packages.
Table 7-1. Thermal Resistance Characteristics (S-PBGA Package) [GDK]
NO.
°C/W
AIR FLOW (m/s)(1)
1
R
Θ
JC
Junction-to-case
3.3
N/A
2
R
Θ
JB
Junction-to-board
7.92
N/A
3
18.2
0.00
4
15.3
0.5
R
Θ
JA
Junction-to-free air
5
13.7
1.0
6
12.2
2.00
7
0.37
0.00
8
0.47
0.5
PsiJT
Junction-to-package top
9
0.57
1.0
10
0.7
2.00
11
11.4
0.00
12
11
0.5
PsiJB
Junction-to-board
13
10.7
1.0
14
10.2
2.00
(1)
m/s = meters per second
Table 7-2. Thermal Resistance Characteristics (S-PBGA Package) [GNZ]
NO.
°C/W
AIR FLOW (m/s)(1)
1
R
Θ
JC
Junction-to-case
3.3
N/A
2
R
Θ
JB
Junction-to-board
7.46
N/A
3
17.4
0.00
4
14.0
0.5
R
Θ
JA
Junction-to-free air
5
12.3
1.0
6
10.8
2.00
7
0.37
0.00
8
0.47
0.5
PsiJT
Junction-to-package top
9
0.57
1.0
10
0.7
2.00
11
11.4
0.00
12
11
0.5
PsiJB
Junction-to-board
13
10.7
1.0
14
10.2
2.00
(1)
m/s = meters per second
Mechanical Data
153



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