PCA9557PW,NXP SEMICONDUCTORS,I/O EXPANDER 8BIT 400 KHZ I2C SMBUS 2.3 V 5.5 V TSSOP
PCA9557PW BY NXP SEMICONDUCTORS IS AN 8-BIT I2C/SMBUS I/O EXPANDER SUPPORTING 400KHZ OPERATING FROM 2.3V TO 5.5V AND OFFERED IN A TSSOP PACKAGE FOR FLEXIBLE GPIO EXPANSION IN DIGITAL SYSTEMS.
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