Voltage - Supply is 2.3 V ~ 5.5 V - Interface - I/O Expanders Distributor - CAT9534YI-GT2 CAT9554HV4I-GT2 CAT9554WI-GT2

Part Number	Manufacturer / Brand	Brife Description	Part Status	Number of I/O	Interface	Interrupt Output	Features	Output Type	Current - Output Source/Sink	Clock Frequency	Voltage - Supply	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
CAT9534YI-GT2	ON Semiconductor	IC I/O EXPANDER I2C 8B 16TSSOP	Obsolete	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
CAT9554HV4I-GT2	ON Semiconductor	IC I/O EXPANDER I2C/SMBUS 16TQFN	Obsolete	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-WQFN Exposed Pad	16-TQFN (4x4)
CAT9554WI-GT2	ON Semiconductor	IC I/O EXPANDER I2C 8B 16SOIC	Obsolete	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.154", 3.90mm Width)	16-SOIC
CAT9554YI-GT2	ON Semiconductor	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
CAT9555HT6I-GT2	ON Semiconductor	IC I/O EXPANDER 16BI 2C 24TQFN	Obsolete	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-WFQFN Exposed Pad	24-TQFN (4x4)
CAT9555HV6I-GT2	ON Semiconductor	IC I/O EXPANDER I2C/SMBUS 24TQFN	Obsolete	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-WFQFN Exposed Pad	24-TQFN (4x4)
CAT9555YI-T2	ON Semiconductor	IC I/O EXPANDER I2C 16B 24TSSOP	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
MAX7310AEE+T	Maxim Integrated	IC I/O EXPANDER I2C 8B 16QSOP	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	18mA, 30mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 125°C	Surface Mount	16-SSOP (0.154", 3.90mm Width)	16-QSOP
MAX7310ATE+T	Maxim Integrated	IC I/O EXPANDER I2C 8B 16TQFN	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	18mA, 30mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 125°C	Surface Mount	16-WQFN Exposed Pad	16-TQFN (4x4)
MAX7310AUE+	Maxim Integrated	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	18mA, 30mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 125°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
MAX7310AUE+T	Maxim Integrated	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	18mA, 30mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 125°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9534ADB	Texas Instruments	IC I/O EXPANDER I2C 8B 16SSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.209", 5.30mm Width)	16-SSOP
PCA9534ADBR	Texas Instruments	IC I/O EXPANDER I2C 8B 16SSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.209", 5.30mm Width)	16-SSOP
PCA9534ADGVR	Texas Instruments	IC I/O EXPANDER I2C 8B 16TVSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TFSOP (0.173", 4.40mm Width)	16-TVSOP
PCA9534APW	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9534APWR	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9534ARGTR	Texas Instruments	IC I/O EXPANDER I2C 8B 16VQFN	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-VFQFN Exposed Pad	16-QFN (3x3)
PCA9534ARGVR	Texas Instruments	IC I/O EXPANDER I2C 8B 16QFN	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-VQFN Exposed Pad	16-VQFN (4x4)
PCA9534DB	Texas Instruments	IC I/O EXPANDER I2C 8B 16SSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.209", 5.30mm Width)	16-SSOP
PCA9534DGVR	Texas Instruments	IC I/O EXPANDER I2C 8B 16TVSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TFSOP (0.173", 4.40mm Width)	16-TVSOP
PCA9534PW	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9534PWR	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9534RGVR	Texas Instruments	IC I/O EXPANDER I2C 8B 16QFN	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-VQFN Exposed Pad	16-VQFN (4x4)
PCA9534RGVRG4	Texas Instruments	IC I/O EXPANDER I2C 8B 16QFN	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-VQFN Exposed Pad	16-VQFN (4x4)
PCA9535DBQR	Texas Instruments	IC I/O EXPANDER I2C 16B 24QSOP	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.154", 3.90mm Width)	24-SSOP/QSOP
PCA9535PW	Texas Instruments	IC I/O EXPANDER I2C 16B 24TSSOP	Not For New Designs	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
PCA9535PWR	Texas Instruments	IC I/O EXPANDER I2C 16B 24TSSOP	Not For New Designs	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
PCA9535PWRG4	Texas Instruments	IC I/O EXPANDER I2C 16B 24TSSOP	Not For New Designs	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
PCA9535RGER	Texas Instruments	IC I/O EXPANDER I2C 16B 24VQFN	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-VFQFN Exposed Pad	24-VQFN (4x4)
PCA9535RTWR	Texas Instruments	IC I/O EXPANDER I2C 16B 24WQFN	Not For New Designs	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-WFQFN Exposed Pad	24-WQFN (4x4)
PCA9536D	Texas Instruments	IC I/O EXPANDER I2C 4B 8SOIC	Active	4	I²C, SMBus	No	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
PCA9536DGKR	Texas Instruments	IC I/O EXPANDER I2C 4B 8VSSOP	Active	4	I²C, SMBus	No	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-VSSOP
PCA9536DGKRG4	Texas Instruments	IC I/O EXPANDER I2C 4B 8VSSOP	Active	4	I²C, SMBus	No	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-VSSOP
PCA9536DR	Texas Instruments	IC I/O EXPANDER I2C 4B 8SOIC	Active	4	I²C, SMBus	No	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
PCA9538DBRG4	Texas Instruments	IC I/O EXPANDER I2C 8B 16SSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.209", 5.30mm Width)	16-SSOP
PCA9538PW	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9538PWR	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9539DB	Texas Instruments	IC I/O EXPANDER I2C 16B 24SSOP	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.209", 5.30mm Width)	24-SSOP
PCA9539DBQR	Texas Instruments	IC I/O EXPANDER I2C 16B 24QSOP	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.154", 3.90mm Width)	24-SSOP/QSOP
PCA9539PW	Texas Instruments	IC I/O EXPANDER I2C 16B 24TSSOP	Not For New Designs	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
PCA9539PWR	Texas Instruments	IC I/O EXPANDER I2C 16B 24TSSOP	Not For New Designs	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
PCA9554ADB	Texas Instruments	IC I/O EXPANDER I2C 8B 16SSOP	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.209", 5.30mm Width)	16-SSOP
PCA9554APW	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Not For New Designs	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9554ARGVR	Texas Instruments	IC I/O EXPANDER I2C 8B 16VQFN	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-VQFN Exposed Pad	16-VQFN (4x4)
PCA9554PW	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Not For New Designs	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
PCA9555DB	Texas Instruments	IC I/O EXPANDER I2C 16B 24SSOP	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.209", 5.30mm Width)	24-SSOP
PCA9555PW	Texas Instruments	IC I/O EXPANDER I2C 16B 24TSSOP	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
PCA9557D	Texas Instruments	IC I/O EXPANDER I2C 8B 16SOIC	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.154", 3.90mm Width)	16-SOIC
PCA9557DBR	Texas Instruments	IC I/O EXPANDER I2C 8B 16SSOP	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.209", 5.30mm Width)	16-SSOP
PCA9557PW	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	10mA, 25mA	400kHz	2.3 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP

Manufacturers for Interface - I/O Expanders