Datasheet

PCAL9539A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 1 — 3 October 2012 26 of 48
NXP Semiconductors
PCAL9539A
16-bit I
2
C-bus and SMBus low power I/O port with interrupt and reset
9. Limiting values
[1] The input negative-voltage and output voltage ratings may be exceeded if the input and output current ratings are observed.
10. Recommended operating conditions
11. Thermal characteristics
[1] The package thermal impedance is calculated in accordance with JESD 51-7.
Table 29. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
V
DD
supply voltage 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 A0, A1, 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
<0V or V
O
>V
DD
- 20 mA
SDA; V
O
<0V or V
O
>V
DD
- 20 mA
I
OL
LOW-level output current continuous; I/O port - 50 mA
continuous; SDA, INT
-25mA
I
OH
HIGH-level output current continuous; P port - 25 mA
I
DD
supply current - 160 mA
I
SS
ground supply current - 200 mA
P
tot
total power dissipation - 200 mW
T
stg
storage temperature 65 +150 C
T
j(max)
maximum junction temperature - 125 C
Table 30. Operating conditions
Symbol Parameter Conditions Min Max Unit
V
DD
supply voltage 1.65 5.5 V
V
IH
HIGH-level input voltage SCL, SDA, RESET 0.7  V
DD
5.5 V
A0, A1, P1_7 to P0_0 0.7  V
DD
5.5 V
V
IL
LOW-level input voltage SCL, SDA, RESET 0.5 0.3  V
DD
V
A0, A1, P1_7 to P0_0 0.5 0.3  V
DD
V
I
OH
HIGH-level output current P1_7 to P0_0 - 10 mA
I
OL
LOW-level output current P1_7 to P0_0 - 25 mA
T
amb
ambient temperature operating in free air 40 +85 C
Table 31. Thermal characteristics
Symbol Parameter Conditions Max Unit
Z
th(j-a)
transient thermal impedance from junction to ambient TSSOP24 package
[1]
88 K/W
HWQFN24 package
[1]
66 K/W