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                                I²C Expander
NOVOSENSE provides 8-bit / 16-bit universal parallel I²C bus number input/output GPIO extension solutions, providing a simple solution for such applications as additional I/O port requirements for ACPI power switches, sensors, buttons, LEDS and fans.
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show 4 devices
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| Part Number | ECAD Model | Number of I/Os(#) | Address | Supply Voltage(V) | Clock Frequency(Max) (kHz) | Features | Operation temperature(℃) | Qualification | Package | 
|---|---|---|---|---|---|---|---|---|---|
| NCA9555 | 
 | 
16  | 8  | 2.3~5.5  | 400  | Interrupt pin, Internal Pull-up  | -40~85  | Industrial  | TSSOP24  | 
| NCA9534B | 
 | 
8  | 8  | 2.3~5.5  | 400  | Interrupt pin, Internal Pull-up  | -40~85  | Industrial  | TSSOP16/SPW16  | 
| NCA9539-Q1 | 
 | 
16  | 4  | 1.65~3.6  | 400  | Interrupt pin, Internal Pull-up  | -40~125  | Automotive  | TSSOP24  | 
| NCA9555B | 
 | 
16  | 8  | 2.3~5.5  | 400  | Interrupt pin, Internal Pull-up  | -40~85  | Industrial  | TSSOP24  | 
>For more product information, please contact us.