PCF8574TD NXP Semiconductors, PCF8574TD Datasheet - Page 13
PCF8574TD
Manufacturer Part Number
PCF8574TD
Description
I/O Expander 16-Pin SO Tube
Manufacturer
NXP Semiconductors
Datasheet
1.PCF8574ATD.pdf
(24 pages)
Specifications of PCF8574TD
Package
16SO
Operating Temperature
-40 to 85 °C
Chip Configuration
8 Bit
Bus Frequency
100kHz
Ic Interface Type
I2C
No. Of I/o's
8
Supply Voltage Range
2.5V To 6V
Digital Ic Case Style
SOIC
No. Of Pins
16
Termination Type
SMD
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
PCF8574TD
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
PCF8574TDK-T
Manufacturer:
ST
Quantity:
155
white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader. white to force landscape pages to be ...
CURRENT
VOLTAGE
PULL-UP
OUTPUT
OUTPUT
P3
P3
SDA
SCL
start condition
S
0
1
Fig.15 Transient pull-up current I
slave address (PCF8574A)
1
2
1
3
1
4
A2
5
A1
6
A0
7
R/W acknowledge
0
8
A
from slave
OHt
while P3 changes from LOW-to-HIGH and back to LOW.
data to port
P3
1
I OHt
A
data to port
P3
0
MBD971
A
I OH
P