pcf8575cts-1 NXP Semiconductors, pcf8575cts-1 Datasheet - Page 7
pcf8575cts-1
Manufacturer Part Number
pcf8575cts-1
Description
Remote 16-bit I/o Expander For I2c-bus
Manufacturer
NXP Semiconductors
Datasheet
1.PCF8575CTS-1.pdf
(24 pages)
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OUTPUT CURRENT
DATA OUTPUT
FROM PORT
05 PULL-UP
05 OUTPUT
WRITE TO
VOLTAGE
PORT
SDA
SCL
INT
start condition
S
1
0
slave address (PCF8575C)
2
1
0
3
4
0
A2
5
A1
6
A0
7
R/W
8
0
A
acknowledge
from slave
Fig.5 WRITE mode (output).
P07 P06
P05
1
data to port 0
Integral multiples of two bytes
P00
acknowledge
from slave
A
P17
data to port 1
I OHt
t pv
P10
t ir
A
acknowledge
from slave
Data A0 and
B0 valid
MGS633
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