pcf8575ts-1 NXP Semiconductors, pcf8575ts-1 Datasheet - Page 4
pcf8575ts-1
Manufacturer Part Number
pcf8575ts-1
Description
Remote 16-bit I/o Expander For I2c-bus
Manufacturer
NXP Semiconductors
Datasheet
1.PCF8575TS-1.pdf
(24 pages)
Philips Semiconductors
4
1999 Apr 07
handbook, full pagewidth
Remote 16-bit I/O expander for I
BLOCK DIAGRAM
V DD
SDA
V SS
SCL
INT
A0
A1
A2
21
24
12
1
2
3
22
23
FILTER
INPUT
POWER-ON
RESET
INTERRUPT
LOGIC
CONTROL
I
2
C-BUS
Fig.1 Block diagram.
2
C-bus
PCF8575
4
REGISTER
SHIFT
WRITE pulse
READ pulse
LP FILTER
16 BITS
PORT
I/O
MGL537
P00 to P07
P10 to P17
13 to 20
4 to 11
Product specification
PCF8575
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