PCA9554A expander equivalent, remote 8-bit i2c and smbus i/o expander.
*1 I2C to Parallel Port Expander
* Open-Drain Active-Low Interrupt Output
* Operating Power-Supply Voltage Range of 2.3 V
to 5.5 V
* 5-V Tolerant I/Os
intellectual property matters and other important disclaimers. PRODUCTION DATA.
PCA9554A
SCPS127E
– SE.
This 8-bit I/O expander for the two-line bidirectional bus (I2C) is designed for 2.3-V to 5.5-V VCC operation. It provides general-purpose remote I/O expansion for most microcontroller families via the I2C interface [serial clock (SCL), serial data (.
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