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 19 of 40
NXP Semiconductors
PCA6408A
Low-voltage, 8-bit I
2
C-bus and SMBus I/O expander
13.1 Typical characteristics
I
DD
= I
DD(I2C-bus)
+ I
DD(P)
Fig 19. Supply current versus ambient temperature Fig 20. Standby supply current versus
ambient temperature
T
amb
=25C
I
DD
= I
DD(I2C-bus)
+ I
DD(P)
Fig 21. Supply current versus supply voltage
8
12
4
16
20
I
DD
(μA)
0
T
amb
(°C)
−40 856010 35−15
002aag973
V
DD(P)
= 5.5 V
5.0 V
3.6 V
3.3 V
2.5 V
2.3 V
V
DD(P)
= 1.8 V
1.65 V
600
800
400
1400
I
DD(stb)
(nA)
0
T
amb
(°C)
−40 856010 35−15
002aag974
V
DD(P)
= 5.5 V
5.0 V
3.6 V
3.3 V
200
1000
2.5 V
2.3 V
1.8 V
1.65 V
8
12
4
16
20
I
DD
(μA)
0
V
DD(P)
(V)
1.5 5.54.52.5 3.5
002aag975