PCA9555PW,118 NXP Semiconductors, PCA9555PW,118 Datasheet - Page 16
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PCA9555PW,118
Manufacturer Part Number
PCA9555PW,118
Description
IC I/O EXPANDER I2C 16B 24TSSOP
Manufacturer
NXP Semiconductors
Datasheet
1.PCA9555BS118.pdf
(34 pages)
Specifications of PCA9555PW,118
Package / Case
24-TSSOP
Interface
I²C, SMBus
Number Of I /o
16
Interrupt Output
Yes
Frequency - Clock
400kHz
Voltage - Supply
2.3 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Includes
POR
Logic Family
CMOS
Number Of Lines (input / Output)
8 / 8
Operating Supply Voltage
2.3 V to 5.5 V
Power Dissipation
200 mW
Operating Temperature Range
- 40 C to + 85 C
Input Voltage
2.3 V to 5.5 V
Logic Type
I2C, SMBus
Maximum Clock Frequency
400 KHz
Maximum Operating Frequency
0 KHz to 400 KHz
Mounting Style
SMD/SMT
Number Of Input Lines
8
Number Of Output Lines
8
Output Current
+/- 50 mA
Output Voltage
1.7 V to 4.1 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
568-1058-2
935269569118
PCA9555PW-T
935269569118
PCA9555PW-T
NXP Semiconductors
8. Application design-in information
PCA9555_8
Product data sheet
Fig 19. Typical application
(5 V)
V
DD
Device address configured as 0100 000xb for this example.
IO0_0, IO0_2, IO0_3 configured as outputs.
IO0_1, IO0_4, IO0_5 configured as inputs.
IO0_6, IO0_7, and IO1_0 to IO1_7 configured as inputs.
CONTROLLER
MASTER
V
GND
DD
SDA
SCL
INT
10 k
10 k
10 k
INT
SCL
SDA
A2
A1
A0
Rev. 08 — 22 October 2009
PCA9555
V
V
DD
SS
IO0_0
IO0_1
IO0_2
IO0_3
IO0_4
IO0_5
IO0_6
IO0_7
IO1_0
IO1_1
IO1_2
IO1_3
IO1_4
IO1_5
IO1_6
IO1_7
16-bit I
2 k
NUMERIC
10 DIGIT
KEYPAD
2
C-bus and SMBus I/O port with interrupt
ENABLE
INT
RESET
(e.g., alarm system)
ALARM
(e.g., temp sensor)
A
B
SUB-SYSTEM 1
SUB-SYSTEM 2
SUB-SYSTEM 3
(e.g., counter)
PCA9555
controlled
switch
(e.g., CBT device)
© NXP B.V. 2009. All rights reserved.
002aac704
V
DD
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