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PCA9506DGG Datasheet(PDF) 4 Page - NXP Semiconductors

Part # PCA9506DGG
Description  40-bit I2C-bus I/O port with RESET, OE, and INT
PDF  30 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PCA9506DGG Datasheet(HTML) 4 Page - NXP Semiconductors

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9397 750 14939
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 01 — 14 February 2006
4 of 30
Philips Semiconductors
PCA9506
40-bit I2C-bus I/O port with RESET, OE, and INT
On power-up or RESET, all registers return to default values.
Fig 2.
Simplified schematic of IO0_0 to IO4_7
VDD
IOx_y
VSS
configuration port register data (Cx[y])
output port register data (Ox[y])
I/O configuration
register
DQ
CK
Q
data from
shift register
write configuration
pulse
output port
register
DQ
CK
data from
shift register
write pulse
polarity inversion
register
DQ
CK
data from
shift register
write polarity
pulse
ESD protection
diode
input port
register
DQ
CK
read pulse
input port
register data
(Ix[y])
INT
polarity
register data
(Px[y])
002aab493
INTERRUPT
MANAGEMENT
Mx[y]



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