Datasheet

PCAL6408A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 3 — 18 September 2013 24 of 49
NXP Semiconductors
PCAL6408A
Low-voltage translating, 8-bit I
2
C-bus/SMBus I/O expander
12. Thermal characteristics
[1] The package thermal impedance is calculated in accordance with JESD 51-7.
13. Static characteristics
Table 22. Thermal characteristics
Symbol Parameter Conditions Max Unit
Z
th(j-a)
transient thermal impedance from junction to ambient TSSOP16 package
[1]
108 K/W
HVQFN16 package
[1]
53 K/W
XQFN16 package
[1]
184 K/W
Table 23. Static characteristics
T
amb
=  40  C to +85  C; V
DD(I2C-bus)
= 1.65 V to 5.5 V; unless otherwise specified.
Symbol Parameter Conditions Min Typ
[1]
Max Unit
V
IK
input clamping voltage I
I
= 18 mA; V
DD(P)
= 1.65 V to 5.5 V 1.2 - - V
V
POR
power-on reset voltage V
I
=V
DD(P)
or V
SS
; I
O
=0mA;
V
DD(P)
= 1.65 V to 5.5 V
[2]
-11.4V
V
OH
HIGH-level output
voltage
[3]
P port; I
OH
= 8 mA; CCX = 11b
V
DD(P)
=1.65V 1.2 - - V
V
DD(P)
= 2.3 V 1.8 - - V
V
DD(P)
=3V 2.6 - - V
V
DD(P)
= 4.5 V 4.1 - - V
P port; I
OH
= 2.5 mA and CCX = 00b;
I
OH
= 5 mA and CCX = 01b;
I
OH
= 7.5 mA and CCX = 10b;
I
OH
= 10 mA and CCX = 11b;
V
DD(P)
=1.65V 1.1 - - V
V
DD(P)
= 2.3 V 1.7 - - V
V
DD(P)
=3V 2.5 - - V
V
DD(P)
= 4.5 V 4.0 - - V
V
OL
LOW-level
output voltage
[3]
P port; I
OL
=8mA; CCX=11b
V
DD(P)
= 1.65 V - - 0.45 V
V
DD(P)
= 2.3 V - - 0.25 V
V
DD(P)
=3V - - 0.25 V
V
DD(P)
= 4.5 V - - 0.2 V
P port; I
OL
= 2.5 mA and CCX = 00b;
I
OL
= 5 mA and CCX = 01b;
I
OL
= 7.5 mA and CCX = 10b;
I
OL
= 10 mA and CCX = 11b;
V
DD(P)
=1.65V - - 0.5 V
V
DD(P)
= 2.3 V - - 0.3 V
V
DD(P)
=3V - - 0.25 V
V
DD(P)
= 4.5 V - - 0.2 V