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PCA9670 Datasheet(PDF) 3 Page - NXP Semiconductors

Part # PCA9670
Description  Remote 8-bit I/O expander for Fm I2C-bus with reset
PDF  28 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA9670 Datasheet(HTML) 3 Page - NXP Semiconductors

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PCA9670_2
© NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 02 — 17 July 2007
3 of 28
NXP Semiconductors
PCA9670
Remote 8-bit I/O expander for Fm+ I2C-bus with reset
6.
Pinning information
6.1 Pinning
Fig 2.
Simplified schematic diagram of P0 to P7
002aac109
write pulse
read pulse
D
CI
S
FF
Q
power-on reset
data from Shift Register
Itrt(pu)
100
µA
IOH
IOL
VDD
P0 to P7
VSS
D
CI
S
FF
Q
data to Shift Register
to interrupt logic
Fig 3.
Pin configuration for SO16
Fig 4.
Pin configuration for TSSOP16
Fig 5.
Pin configuration for HVQFN16
PCA9670D
AD0
VDD
AD1
SDA
AD2
SCL
P0
RESET
P1
P7
P2
P6
P3
P5
VSS
P4
002aac257
1
2
3
4
5
6
7
8
10
9
12
11
14
13
16
15
PCA9670PW
AD0
VDD
AD1
SDA
AD2
SCL
P0
RESET
P1
P7
P2
P6
P3
P5
VSS
P4
002aac258
1
2
3
4
5
6
7
8
10
9
12
11
14
13
16
15
Transparent top view
4
9
3
10
2
11
1
12
terminal 1
index area
002aac261
PCA9670BS
P2
P6
P1
P7
P0
RESET
AD2
SCL



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