TLK1521 Datasheet, PDF (14/19 Pages) Texas Instruments – 500 Mbps to 1.3 Gbps TRANSCEIVER

TLK1521
500 Mbps to 1.3 Gbps TRANSCEIVER
SLLS591A− OCTOBER 2003 − REVISED JANUARY 2004
DOUTXP
tr
DOUTXN
tf
80%
50%
20%
tf
80%
50%
20%
tr
DOUTXP
DOUTXN
80%
20%
+V
0V
−V
tr
tf
Figure 9. Rise and Fall Time Definitions
thermal characteristics
R_θJA
R_θJC
R_θJA
R_θJC
R_θJA
R_θJC
PARAMETER
TEST CONDITION
Junction-to-free-air thermal resistance ^{Board mounted, no air flow, high conductivity TI}
recommended test board, chip soldered or greased to
Junction-to-case thermal resistance _{thermal land}
Junction-to-free-air thermal resistance ^{Board mounted, no air flow, high conductivity TI}
recommended test board with thermal land but no
Junction-to-case thermal resistance _{solder or grease thermal connection to thermal land}
Junction-to-free-air thermal resistance
Board mounted, no air flow, JEDEC test board
Junction-to-case thermal resistance
MIN TYP
21.47
0.38
MAX
UNIT
°C/W
42.2
0.38
75.83
7.8
°C/W
°C/W
14
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