PCF8574AT NXP Semiconductors, PCF8574AT Datasheet - Page 10
PCF8574AT
Manufacturer Part Number
PCF8574AT
Description
Manufacturer
NXP Semiconductors
Datasheet
1.PCF8574AT.pdf
(24 pages)
Specifications of PCF8574AT
Operating Temperature (min)
-40C
Operating Temperature Classification
Industrial
Operating Temperature (max)
85C
Package Type
SO
Rad Hardened
No
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PCF8574AT
Manufacturer:
NXP
Quantity:
4 300
Company:
Part Number:
PCF8574AT
Manufacturer:
PHILIPS
Quantity:
452
Company:
Part Number:
PCF8574AT
Manufacturer:
NXPLIPS
Quantity:
2 000
Part Number:
PCF8574AT
Manufacturer:
NXP
Quantity:
20 000
Company:
Part Number:
PCF8574AT-3
Manufacturer:
SHARP
Quantity:
600
Part Number:
PCF8574AT-3
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
PCF8574AT/3
Manufacturer:
EVERLIGHT
Quantity:
8 012
Part Number:
PCF8574AT/3
Manufacturer:
PH
Quantity:
20 000
Part Number:
PCF8574AT/3518
Manufacturer:
NXP/恩智浦
Quantity:
20 000
Part Number:
PCF8574ATS/3
Manufacturer:
NXP/恩智浦
Quantity:
20 000
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FROM PORT
DATA OUT
WRITE TO
PORT
SCL
SDA
start condition
S
1
0
slave address (PCF8574)
2
1
0
3
4
0
A2
5
A1
6
A0
7
R/W
8
0
A
acknowledge
from slave
Fig.11 WRITE mode (output).
data to port
DATA 1
t pv
A
acknowledge
from slave
data to port
DATA 1 VALID
DATA 2
t pv
A
acknowledge
from slave
DATA 2 VALID
MBD974