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CAT9554 from ON,ON Semiconductor

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15.625ms

CAT9554

Manufacturer: ON

I/O Port Expander, I2C / SMBus, 8-Bit, with Active Low Interrupt

Partnumber Manufacturer Quantity Availability
CAT9554 ON 856 In Stock

Description and Introduction

I/O Port Expander, I2C / SMBus, 8-Bit, with Active Low Interrupt The CAT9554 is a manufacturer-specific part from ON Semiconductor (ON). Here are the factual specifications from Ic-phoenix technical data files:

1. **Manufacturer**: ON Semiconductor (ON)  
2. **Part Number**: CAT9554  
3. **Type**: I²C/SMBus GPIO Expander  
4. **Channels**: 8-bit (8 I/O ports)  
5. **Interface**: I²C/SMBus compatible  
6. **Supply Voltage (VDD)**: 2.3V to 5.5V  
7. **I/O Voltage Range**: 1.8V to 5.5V (independent of VDD)  
8. **Operating Temperature Range**: -40°C to +85°C  
9. **Package Options**: SOIC-16, TSSOP-16  
10. **Features**:  
   - Configurable as input or output  
   - Internal pull-up resistors  
   - Interrupt output for pin state change detection  
   - Low standby current  

For detailed electrical characteristics and application notes, refer to the official ON Semiconductor datasheet.

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