GPIO Expander
Our GPIO Expander provides remote I/O expansion for masters(CPU/MCU) via the I2C-bus interface
Product List
Part Number
VCC (V)
I/O
Supply
Reset
INT
Add
I2C Address
Description
Package
CA9536
1.65 to 5.5
4bit
1
no
no
1
10000 01R/W
Low-Voltage 4-Bit I2C/SMBus I/O Expander with Configurations
SOP-8 MSOP-8
CA9534
1.65 to 5.5
8bit
1
no
yes
8
0100A2 A1A0R/W
Low-Voltage 8-Bit I2C/SMBus I/O Expander with Interrupt Output and Configurations
TSSOP-16 QFN4x4-16
CA9538
1.65 to 5.5
8bit
1
yes
yes
4
11100 A1A0R/W
Low-Voltage 8-Bit I2C/SMBus I/O Expander with Interrupt Output, Reset and Configurations
TSSOP-16
CA9554
1.65 to 5.5
8bit
1
no
yes
8
0100A2 A1A0R/W
Low-Voltage 8-Bit I2C/SMBus I/O Expander with Interrupt Output, Input I/O with internal pull-up and Configurations
TSSOP-16 QFN4x4-16 QFN3x3-16
CA9554A
1.65 to 5.5
8bit
1
no
yes
8
0111A2 A1A0R/W
Low-Voltage 8-Bit I2C/SMBus I/O Expander with Interrupt Output, Input I/O with internal pull-up and Configurations
TSSOP-16 QFN4x4-16 QFN3x3-16
CA9557
2.3 to 5.5
8bit
1
yes
no
8
0011A2 A1A0R/W
Low-Voltage 8-Bit I2C/SMBus I/O Expander with Reset and Configurations
TSSOP-16 SOP-16 QFN-4x4-16
CA9535
1.65 to 5.5
16bit
1
no
yes
8
0100A2 A1A0R/W
Low-Voltage 16-Bit I2C/SMBus I/O Expander with Interrupt Output and Configurations
TSSOP-24 QFN4x4-24
CA9555
1.65 to 5.5
16bit
1
no
yes
8
0100A2 A1A0R/W
Low-Voltage 16-Bit I2C/SMBus I/O Expander with Interrupt Output, Input I/O with internal pull-up and Configurations
TSSOP-24 QFN4x4-24
CA6408
1.65 to 5.5
8bit
2
yes
yes
2
010000 ADDRR/W
Low-Voltage 8-Bit I2C/SMBus I/O Expander with Interrupt Output, Reset, Voltage-Level Translation and Configurations
TSSOP-16 QFN3x3-16
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Copyright@Sensylink Inc. 2024