PCF8575TSDB NXP Semiconductors, PCF8575TSDB Datasheet - Page 10

• Manufacturer Part Number: PCF8575TSDB
• Description: I/O Expander 24-Pin SSOP Tube
• Manufacturer: NXP Semiconductors

Specifications of PCF8575TSDB

• Package: 24SSOP
• Operating Temperature: -40 to 85 °C

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A LOW-to-HIGH transition of SDA, while SCL is HIGH is defined as the STOP condition (P). 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). Input data is lost.
READ FROM PORT
DATA INTO PORT
INT
SDA
SCL
S
t iv
0
P07 to P00
1
0
0
A2
A1
P17 to P10
A0
R/W acknowledge
1
A
from slave
t ir
t h
P07 P06 P05 P04
P07 to P00
P03 P02 P01 P00
Fig.10 READ mode (input).
A
acknowledge
from receiver
P17
P17 to P10
P10
t su
A
acknowledge
from receiver
t ir
P07
P07 to P00
P00
A P17
acknowledge
from receiver
P17 to P10
MGL543
non acknowledge
from receiver
P10
1
P