Datasheet
DISSIPATION RATINGS
THERMAL CHARACTERISTICS
RECOMMENDED OPERATING CONDITIONS
SN75DP122A
SLLS939 – NOVEMBER 2008 ............................................................................................................................................................................................
www.ti.com
PCB JEDEC DERATING FACTOR
(1)
T
A
= 85 ° C
PACKAGE T
A
< 25 ° C
STANDARD
ABOVE T
A
= 25 ° C POWER RATING
Low-K 3623 mW 36.23 mW/ ° C 1449 mW
56-Pin QFN (RTQ)
High-K 1109 mW 11.03 mW/ ° C 443.9 mW
(1) This is the inverse of the junction-to-ambient thermal resistance when board-mounted and with no air flow.
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX
(1)
UNIT
Junction-to-board thermal
R
θ JB
4x4 Thermal vias under powerpad 11.03 ° C/W
resistance
Junction-to-case thermal
R
θ JC
20.4 ＝ C/W
resistance
LP = 5 V, ML: V
ID
= 600 mV, 2.7 Gbps PRBS;
Device power dissipation
P
D(1)
AUX: V
ID
= 500 mV, 1 Mbps PRBS; 250 305 mW
DisplayPort selected
HPD/CAD = 5 V; V
DD
*1
= V
DD
LP = 5 V, ML: V
ID
= 500 mV, 2.5 Gbps PRBS;
Device power dissipation TMDS
P
D(2)
270 420 mW
I
2
C: V
ID
= 3.3 V, 100 Kbps PRBS; HPD/CAD = 5
selected
V; V
DD
*1
= V
DD
LP = 0 V, ML: V
ID
= 600 mV, 2.7 Gbps PRBS;
Device power dissipation under
P
SD
75 85 µ W
AUX: V
ID
= 500 mV, 1 Mbps PRBS; HPD/CAD =
low power
5 V; V
DD
*1
= V
DD
(1) The maximum rating is simulated under 5.25 V VDD.
MIN NOM MAX UNIT
V
DD
Supply voltage 4.5 5 5.25 V
V
DD
*1
HPD and CAD output reference voltage 1.62 5.25 V
V
CC
Supply voltage 3 3.3 3.6 V
T
A
Operating free-air temperature 0 85 ° C
MAIN LINK DIFFERENTIAL PINS
V
ID
Peak-to-peak input differential voltage 0.15 1.40 V
d
R
Data rate 2.7 Gbps
R
t
Termination resistance 45 50 55 Ω
V
Oterm
Output termination voltage 0 2 V
TMDS DIFFERENTIAL OUTPUT PINS
AV
CC
TMDS output termination voltage 3 3.3 3.6 V
d
R
Data rate 2.5 Gbps
R
t
Termination resistance 45 50 55 Ω
AUXILIARY AND I
2
C PINS
V
I
Input voltage 0 5.25 V
d
R(AUX)
Auxiliary data rate 1 MHz
d
R(I2C)
I
2
C data rate 100 kHz
HPD, CAD, AND CONTROL PINS
V
IH
High-level input voltage 2 5.25 V
V
IL
Low-level input voltage 0 0.8 V
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