Datasheet

PCA9540B All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 6 — 5 May 2014 12 of 27
NXP Semiconductors
PCA9540B
2-channel I
2
C-bus multiplexer
[1] V
DD
must be lowered to 0.2 V for at least 5 s in order to reset part.
Table 8. Static characteristics at V
DD
=3.6V to 5.5V
V
SS
=0V; T
amb
=  40  C to +85  C; unless otherwise specified.
See Table 7 for V
DD
= 2.3 V to 3.6 V.
Symbol Parameter Conditions Min Typ Max Unit
Supply
V
DD
supply voltage 3.6 - 5.5 V
I
DD
supply current operating mode; V
DD
=5.5V;
no load; V
I
=V
DD
or V
SS
;
f
SCL
= 100 kHz
-65100A
I
stb
standby current standby mode; V
DD
=5.5V;
no load; V
I
=V
DD
or V
SS
-0.31 A
V
POR
power-on reset voltage no load; V
I
=V
DD
or V
SS
[1]
-1.62.1V
Input SCL; input/output SDA
V
IL
LOW-level input voltage 0.5 - +0.3V
DD
V
V
IH
HIGH-level input voltage 0.7V
DD
-6 V
I
OL
LOW-level output current V
OL
=0.4V 3 - - mA
V
OL
=0.6V 6 - - mA
I
IL
LOW-level input current V
I
=V
SS
1- +1 A
I
IH
HIGH-level input current V
I
=V
DD
1- +1 A
C
i
input capacitance V
I
=V
SS
-68 pF
Pass gate
R
on
ON-state resistance V
DD
= 4.5 V to 5.5 V; V
O
=0.4V;
I
O
=15mA
4924 
V
o(sw)
switch output voltage V
i(sw)
=V
DD
= 5.0 V; I
o(sw)
= 100 A- 3.6- V
V
i(sw)
=V
DD
= 4.5 V to 5.5 V;
I
o(sw)
= 100 A
2.6 - 4.5 V
I
L
leakage current V
I
=V
DD
or V
SS
1- +1 A
C
io
input/output capacitance V
I
=V
SS
-2.55 pF