PCA9673PW,118 NXP Semiconductors, PCA9673PW,118 Datasheet - Page 13
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PCA9673PW,118
Manufacturer Part Number
PCA9673PW,118
Description
IC I/O EXPANDER I2C 16B 24TSSOP
Manufacturer
NXP Semiconductors
Datasheet
1.PCA9673PW112.pdf
(33 pages)
Specifications of PCA9673PW,118
Package / Case
24-TSSOP
Interface
I²C
Number Of I /o
16
Interrupt Output
Yes
Frequency - Clock
1MHz
Voltage - Supply
2.3 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Includes
POR
Logic Family
PCA
Operating Supply Voltage
2.3 V to 5.5 V
Power Dissipation
600 mW
Operating Temperature Range
- 40 C to + 85 C
Mounting Style
SMD/SMT
Output Current
50 mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
935283558118
PCA9673PW-T
PCA9673PW-T
PCA9673PW-T
PCA9673PW-T
Fig 18. Read input port register, scenario 2
SCL
SDA
read from port 0
data into port 0
read from port 1
data into port 1
INT
S
START condition
Transfer of data can be stopped at any moment by a STOP condition. When this occurs, data present at the latest acknowledge phase is valid (output mode).
A6
1
2
A5 A4 A3 A2 A1 A0
3
t
v(D)
4
5
6
acknowledge
from slave
DATA 00
7
t
R/W
h(D)
8
1
9
A
DATA 10
t
d(rst)
DATA 00
P0x
DATA 01
acknowledge
from master
t
h(D)
A
DATA 02
DATA 10
P1x
acknowledge
t
DATA 11
su(D)
from master
A
DATA 03
DATA 03
P0x
acknowledge
t
su(D)
from master
A
DATA 12
DATA12
P1x
no acknowledge
from master
002aac313
1
P