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 16 of 40
NXP Semiconductors
PCA6408A
Low-voltage, 8-bit I
2
C-bus and SMBus I/O expander
10. Limiting values
[1] The input negative-voltage and output voltage ratings may be exceeded if the input and output current ratings are observed.
11. Recommended operating conditions
Table 12. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
V
DD(I2C-bus)
I
2
C-bus supply voltage 0.5 +6.5 V
V
DD(P)
supply voltage port P 0.5 +6.5 V
V
I
input voltage
[1]
0.5 +6.5 V
V
O
output voltage
[1]
0.5 +6.5 V
I
IK
input clamping current ADDR, RESET, SCL; V
I
<0V - 20 mA
I
OK
output clamping current INT; V
O
<0V - 20 mA
I
IOK
input/output clamping current P port; V
O
<0VorV
O
>V
DD(P)
- 20 mA
SDA; V
O
<0VorV
O
>V
DD(I2C-bus)
- 20 mA
I
OL
LOW-level output current continuous; P port; V
O
= 0 V to V
DD(P)
-50mA
continuous; SDA, INT
; V
O
= 0 V to V
DD(I2C-bus)
-25mA
I
OH
HIGH-level output current continuous; P port; V
O
= 0 V to V
DD(P)
-25mA
I
DD
supply current continuous through V
SS
- 200 mA
I
DD(P)
supply current port P continuous through V
DD(P)
- 160 mA
I
DD(I2C-bus)
I
2
C-bus supply current continuous through V
DD(I2C-bus)
-10mA
T
stg
storage temperature 65 +150 C
T
j(max)
maximum junction temperature - 125 C
Table 13. Operating conditions
Symbol Parameter Conditions Min Max Unit
V
DD(I2C-bus)
I
2
C-bus supply voltage 1.65 5.5 V
V
DD(P)
supply voltage port P 1.65 5.5 V
V
IH
HIGH-level input voltage SCL, SDA, RESET 0.7  V
DD(I2C-bus)
5.5 V
ADDR, P7 to P0 0.7  V
DD(P)
5.5 V
V
IL
LOW-level input voltage SCL, SDA, RESET 0.5 0.3  V
DD(I2C-bus)
V
ADDR, P7 to P0 0.5 0.3  V
DD(P)
V
I
OH
HIGH-level output current P7 to P0 - 10 mA
I
OL
LOW-level output current P7 to P0 - 25 mA
T
amb
ambient temperature operating in free air 40 +85 C