PCA9671D,112 NXP Semiconductors, PCA9671D,112 Datasheet - Page 3
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PCA9671D,112
Manufacturer Part Number
PCA9671D,112
Description
IC I/O EXPANDER I2C 16B 24SOIC
Manufacturer
NXP Semiconductors
Datasheet
1.PCA9671DK118.pdf
(35 pages)
Specifications of PCA9671D,112
Interface
I²C
Number Of I /o
16
Interrupt Output
No
Frequency - Clock
1MHz
Voltage - Supply
2.3 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-SOIC (7.5mm Width)
Includes
POR
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
935283551112
PCA9671D
PCA9671D
PCA9671D
PCA9671D
NXP Semiconductors
5. Block diagram
PCA9671
Product data sheet
Fig 1.
Fig 2.
RESET
data from Shift Register
SDA
AD0
AD1
AD2
SCL
V
V
data to Shift Register
DD
SS
Block diagram of PCA9671
Simplified schematic diagram of P00 to P17
power-on reset
write pulse
read pulse
PCA9671
All information provided in this document is subject to legal disclaimers.
FILTER
INPUT
POWER-ON
Rev. 2 — 29 July 2010
RESET
D
CI
Remote 16-bit I/O expander for Fm+ I
CONTROL
I
FF
2
S
C-BUS
Q
D
CI
FF
S
REGISTER
write pulse
read pulse
Q
SHIFT
I
trt(pu)
16 BITS
100 μA
I
I
OH
OL
002aab631
PORT
I/O
002aac244
PCA9671
© NXP B.V. 2010. All rights reserved.
2
C-bus with reset
V
P00 to P07
P10 to P17
V
to interrupt logic
DD
SS
P00 to P07
P10 to P17
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