PCA9505_9506 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved.
Product data sheet Rev. 4 — 3 August 2010 19 of 34
NXP Semiconductors
PCA9505/06
40-bit I
2
C-bus I/O port with RESET, OE and INT
9. Application design-in information
Device address configured as 0100 000X for this example.
IO0_0, IO0_2, IO0_3, IO1_0 to IO3_7 are configured as outputs.
IO0_1, IO0_4, IO4_0 to IO4_7 configured as inputs.
Fig 15. Typical application
PCA9505/06
IO0_0
IO0_1
SCL
SDA
V
DD
MASTER
CONTROLLER
SCL
SDA
1.6 kΩ
INT
1.6 kΩ
IO0_2
V
DD
A2
A1
A0
5 V
V
DD
RESET
OE
GND
1.1 kΩ
(optional)
OE
INT
RESET
2 kΩ
1.1 kΩ
(optional)
SUB-SYSTEM 1
(e.g., temp sensor)
IO0_3
INT
SUB-SYSTEM 2
(e.g., counter)
RESET
controlled
switch
(e.g., CBT device)
V
DD
A
B
ENABLE
SUB-SYSTEM 3
(e.g., alarm system)
ALARM
IO0_4
IO0_5
IO1_0
IO3_7
IO4_0
IO4_7
24 LED MATRIX
ALPHA NUMERIC
KEYPAD
V
SS
002aab500
PCA9505_9506 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved.
Product data sheet Rev. 4 — 3 August 2010 20 of 34
NXP Semiconductors
PCA9505/06
40-bit I
2
C-bus I/O port with RESET, OE and INT
10. Limiting values
11. Static characteristics
Table 9. 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 V
V
I
input voltage V
SS
0.5 5.5 V
I
I
input current - ±20 mA
V
I/O(n)
input/output voltage on any other pin V
SS
0.5 5.5 V
V
I/O(IO0n)
input/output voltage on pin IO0_n V
SS
0.5 5.5 V
I
O(I/On)
output current on an I/O pin 20 +50 mA
I
DD
supply current - 500 mA
I
SS
ground supply current - 1100 mA
P
tot
total power dissipation - 500 mW
T
stg
storage temperature 65 +150 °C
T
amb
ambient temperature operating 40 +85 °C
T
j
junction temperature operating - 125 °C
storage - 150 °C
Table 10. Static characteristics
V
DD
= 2.3 V to 5.5 V; V
SS
=0V; T
amb
=
40
°
C to +85
°
C; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
Supply
V
DD
supply voltage 2.3 - 5.5 V
I
DD
supply current PCA9506 only;
operating mode; no load;
f
SCL
= 400 kHz
V
DD
=2.3V - 56 95 μA
V
DD
=3.3V - 98 150 μA
V
DD
= 5.5 V - 225 300 μA
PCA9505 only;
operating mode; no load;
f
SCL
= 400 kHz
V
DD
=2.3V - 1 1.5 mA
V
DD
=3.3V - 1.5 2 mA
V
DD
=5.5V - 2.7 3.5 mA
I
stbH
HIGH-level standby current no load; f
SCL
= 0 kHz;
I/O = inputs; V
I
=V
DD
V
DD
= 2.3 V - 0.15 11 μA
V
DD
= 3.3 V - 0.25 12 μA
V
DD
= 5.5 V - 0.75 15.5 μA
PCA9505_9506 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved.
Product data sheet Rev. 4 — 3 August 2010 21 of 34
NXP Semiconductors
PCA9505/06
40-bit I
2
C-bus I/O port with RESET, OE and INT
I
stbL
LOW-level standby current PCA9505 only
V
DD
= 2.3 V - 0.97 2 mA
V
DD
=3.3V - 1.3 3 mA
V
DD
=5.5V - 2.2 5 mA
V
POR
power-on reset voltage
[1]
no load; V
I
=V
DD
or V
SS
-1.702.0V
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
-5.5V
I
OL
LOW-level output current V
OL
=0.4V 20--mA
I
L
leakage current V
I
=V
DD
=V
SS
1- +1μA
C
i
input capacitance V
I
=V
SS
- 5 10 pF
I/Os
V
IL
LOW-level input voltage 0.5 - +0.8 V
V
IH
HIGH-level input voltage 2 - 5.5 V
I
OL
LOW-level output current V
OL
=0.5V
V
DD
=2.3V 10--mA
V
DD
=3.0V 12--mA
V
DD
=4.5V 15--mA
I
OL(tot)
total LOW-level output current V
OL
=0.5V; V
DD
=4.5V - - 0.6 A
V
OH
HIGH-level output voltage I
OH
= 10 mA
V
DD
= 2.3 V 1.6 - - V
V
DD
= 3.0 V 2.3 - - V
V
DD
= 4.5 V 4.0 - - V
I
LIH
HIGH-level input leakage current V
DD
= 3.6 V; V
I
=V
DD
1- +1μA
I
LIL
LOW-level input leakage current V
DD
= 5.5 V; V
I
=V
SS
PCA9506 only 1- +1μA
PCA9505 only 100 - +1 μA
C
i
input capacitance - 6 7 pF
C
o
output capacitance - 6 7 pF
Interrupt INT
I
OL
LOW-level output current V
OL
=0.4V 6--mA
I
OH
HIGH-level output current 1- +1μA
C
o
output capacitance - 3.0 5 pF
Inputs RESET
and OE
V
IL
LOW-level input voltage 0.5 - +0.8 V
V
IH
HIGH-level input voltage 2 - 5.5 V
I
LI
input leakage current 1- +1μA
C
i
input capacitance - 3.0 5 pF
Table 10. Static characteristics
…continued
V
DD
= 2.3 V to 5.5 V; V
SS
=0V; T
amb
=
40
°
C to +85
°
C; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit

PCA9506BS,118

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
Interface - I/O Expanders I/O EXPANDER I2C
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