PCA9698DGG NXP [NXP Semiconductors], PCA9698DGG Datasheet - Page 4

• Manufacturer Part Number: PCA9698DGG
• Description: 40-bit Fm+ I2C-bus advanced I/O port with RESET, OE and INT
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
PCA9698
Product data sheet
Fig 2.
shift register
write pulse
data from
On power-up or RESET, all registers return to default values.
Simplified schematic of the I/Os (IO0_0 to IO4_7)
D
CK
write configuration
FF
Q
write polarity
shift register
shift register
read pulse
data from
data from
OCH
pulse
pulse
STOP
pulse
I/O
configuration
register
output port
register
D
CK
D
CK
All information provided in this document is subject to legal disclaimers.
FF
FF
Q
Q
Q
40-bit Fm+ I
Rev. 3 — 3 August 2010
OUTx
2
OEPOL
C-bus advanced I/O port with RESET, OE and INT
input port
register
polarity inversion
register
D
CK
D
CK
OE
FF
FF
Q
Q
configuration port register data (Cx[y])
output port register data (Ox[y])
Mx[y]
MANAGEMENT
INTERRUPT
V
DD
PCA9698
© NXP B.V. 2010. All rights reserved.
IOx_y
INT
input port
register data
(Ix[y])
polarity inversion
register data
(Px[y])
002aab936
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