PCA9670 Datasheet, PDF (3/28 Pages) NXP Semiconductors – Remote 8-bit I/O expander for Fm+ I2C-bus with reset

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