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PCA9574 Arkusz danych(PDF) 4 Page - NXP Semiconductors

Numer części PCA9574
Szczegółowy opis  8-bit I2C-bus and SMBus, level translating, low voltage GPIO with reset and interrupt
PDF  29 Pages
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Producent  NXP [NXP Semiconductors]
Strona internetowa  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA9574 Arkusz danych(HTML) 4 Page - NXP Semiconductors

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NXP Semiconductors
PCA9574
8-bit I2C-bus and SMBus, level translating, low voltage GPIO with reset and interrupt
INTERRUPT
MASK
VDD(IO)
P0 to P7
output port
register data
configuration
register
D
Q
CK
Q
data from
shift register
write
configuration
pulse
output port
register
D
Q
CK
write pulse
polarity
inversion
register
D
Q
CK
data from
shift register
write polarity
pulse
input port
register
D
Q
CK
read pulse
input port
register data
polarity
inversion
register data
002aad066
FF
data from
shift register
FF
FF
FF
Q1
Q2
VSS
to INT
BUS-HOLD
AND
PULL-UP/PULL-DOWN
CONTROL
ESD
protection
diode
100 kΩ
VDD(IO)
Figure 2. Simplified schematic of the I/Os (P0 to P7)
PCA9574
All information provided in this document is subject to legal disclaimers.
© 2023 NXP B.V. All rights reserved.
Product data sheet
Rev. 6.0 — 31 May 2023
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