Part	Mounting Type	Package Name	Operating Temperature (Min)	Operating Temperature (Max)	Interface	Number of I/O	Interrupt Output	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Clock Frequency	Output Type	Current - Output Sink	Current - Output Source	Package Width	Package Length	Features	Package / Case
NXP USA Inc. PCA9555PW,112	Surface Mount	24-TSSOP	-40 °C	85 °C	I2C SMBus	16	Yes	5.5 V	2.3 V	400 kHz	Push-Pull	25 mA	10 mA	4.4 mm	0.173 in	POR
NXP USA Inc. PCA9555D,112	Surface Mount	24-SO 24-SOIC	-40 °C	85 °C	I2C SMBus	16	Yes	5.5 V	2.3 V	400 kHz	Push-Pull	25 mA	10 mA	7.5 mm	0.295 in	POR
NXP USA Inc. PCA9555DB,118	Surface Mount	24-SSOP	-40 °C	85 °C	I2C SMBus	16	Yes	5.5 V	2.3 V	400 kHz	Push-Pull	25 mA	10 mA	5.3 mm	0.209 in	POR
NXP USA Inc. PCA9555PW,112
NXP USA Inc. PCA9555BS,118	Surface Mount	24-HVQFN	-40 °C	85 °C	I2C SMBus	16	Yes	5.5 V	2.3 V	400 kHz	Push-Pull	25 mA	10 mA	4 mm	4 mm	POR	24-VFQFN Exposed Pad

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