Datasheet

PCA6408A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 1 — 27 September 2012 17 of 40
NXP Semiconductors
PCA6408A
Low-voltage, 8-bit I
2
C-bus and SMBus I/O expander
12. Thermal characteristics
[1] The package thermal impedance is calculated in accordance with JESD 51-7.
13. Static characteristics
Table 14. 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 15. 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 1.2 - - V
V
POR
power-on reset voltage V
I
=V
DD(P)
or V
SS
; I
O
=0mA - 1.1 1.4 V
V
OH
HIGH-level output
voltage
Pport
I
OH
= 8mA; V
DD(P)
=1.65V
[2]
1.2 - - V
I
OH
= 10 mA; V
DD(P)
=1.65V
[2]
1.1 - - V
I
OH
= 8mA; V
DD(P)
=2.3V
[2]
1.8 - - V
I
OH
= 10 mA; V
DD(P)
=2.3V
[2]
1.7 - - V
I
OH
= 8mA; V
DD(P)
=3.0V
[2]
2.6 - - V
I
OH
= 10 mA; V
DD(P)
=3.0V
[2]
2.5 - - V
I
OH
= 8mA; V
DD(P)
=4.5V
[2]
4.1 - - V
I
OH
= 10 mA; V
DD(P)
=4.5V
[2]
4.0 - - V
V
OL
LOW-level
output voltage
P port; I
OL
=8mA
V
DD(P)
=1.65V
[2]
- - 0.45 V
V
DD(P)
=2.3V
[2]
- - 0.25 V
V
DD(P)
=3V
[2]
- - 0.25 V
V
DD(P)
=4.5V
[2]
--0.2V
I
OL
LOW-level
output current
V
OL
= 0.4 V; V
DD(P)
=1.65V to 5.5V
SDA
[3]
3- - mA
INT
[3]
315
[4]
-mA
P port
V
OL
= 0.5 V; V
DD(P)
=1.65V
[3]
810- mA
V
OL
= 0.7 V; V
DD(P)
=1.65V
[3]
10 13 - mA
V
OL
= 0.5 V; V
DD(P)
=2.3V
[3]
810- mA
V
OL
= 0.7 V; V
DD(P)
=2.3V
[3]
10 13 - mA
V
OL
= 0.5 V; V
DD(P)
=3.0V
[3]
814- mA
V
OL
= 0.7 V; V
DD(P)
=3.0V
[3]
10 19 - mA
V
OL
= 0.5 V; V
DD(P)
=4.5V
[3]
817- mA
V
OL
= 0.7 V; V
DD(P)
=4.5V
[3]
10 24 - mA