PCA9546A All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 6 — 30 April 2014 12 of 30
NXP Semiconductors
PCA9546A
4-channel I
2
C-bus switch with reset
9. Limiting values
[1] The performance capability of a high-performance integrated circuit in conjunction with its thermal
environment can create junction temperatures which are detrimental to reliability. The maximum junction
temperature of this integrated circuit should not exceed 125 C.
10. Thermal characteristics
Table 5. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Voltages are referenced to V
SS
(ground = 0 V)
[1]
.
Symbol Parameter Conditions Min Max Unit
V
DD
supply voltage 0.5 +7.0 V
V
I
input voltage 0.5 +7.0 V
I
I
input current - 20 mA
I
O
output current - 25 mA
I
DD
supply current - 100 mA
I
SS
ground supply current - 100 mA
P
tot
total power dissipation - 400 mW
T
j(max)
maximum junction temperature
[1]
-125C
T
stg
storage temperature 60 +150 C
T
amb
ambient temperature operating 40 +85 C
Table 6. Thermal characteristics
Symbol Parameter Conditions Typ Unit
R
th(j-a)
thermal resistance from junction
to ambient
HVQFN16 package 40 C/W
SO16 package 115 C/W
TSSOP16 package 160 C/W