Datasheet

3/25/209:59AM/Users/p-makin/Documents/GitHub/Qwiic_GPIO/Hardware/Qwiic_GPIO.sch(Sheet:1/1)
IC
AddressBitSelection
A2A1A0Address
0000x20
0010x21
0100x22
0110x23
1000x24
1010x25
1100x26
2
Defaultaddress:0x27
Whennojumpersarecut
1110x27
3.3V
3.3V
3.3V3.3V
3.3V
TCA9534U
3.3V 3.3V 3.3V
3.3V
GND
3.3V3.3V
GND
3.3V
GND
GND GND GND
GND GND GND
GND
3.3V
GND
1
2
3
4
1
2
3
4
1
2
3
4
A0
1
A1
2
A2
3
P0
4
P1
5
P2
6
P3
7
GND
8
P4
9
P5
10
P6
11
P7
12
INT
13
SCL
14
SDA
15
VCC
16
U3
1
2
3
4
1
2
3
4
INT
INT
A0
A0
A1
A1
A2
A2
SDA
SDA SDASDA
SCL
SCL SCLSCL
P0
P0
P2
P2
P3
P3
P1
P1
KevinKuwata
X03
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