| Part Number | TCA9554A |
| Manufacturer | Texas Instruments (https://www.ti.com/) |
| Title | Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander |
| Description | The TCA9554A is a 16-pin device that provides 8 bits of general purpose parallel input-output (I/O) expansion for the two-line bidirectional I2C b... |
| Features |
•1 I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • Operating Power-Supply Voltage Range of 1.65 V to 5.5 V • 5-V Tolerant I/O Ports • 400-kHz Fast I2C Bus • Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMB... |
| Datasheet |
 TCA9554A Datasheet
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