Part Number Manufacturer / Brand Brife Description Part StatusNumber of I/OInterfaceInterrupt OutputFeaturesOutput TypeCurrent - Output Source/SinkClock FrequencyVoltage - SupplyOperating TemperatureMounting TypePackage / CaseSupplier Device Package
Maxim Integrated IC I/O EXPANDER I2C 28B 28SSOP Active20I²C, 2-Wire SerialYes
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Push-Pull4.5mA, 10mA400kHz2.5 V ~ 5.5 V-40°C ~ 125°CSurface Mount28-SSOP (0.209", 5.30mm Width)28-SSOP
Maxim Integrated IC I/O EXPANDER SPI 20B 28SSOP Active20SPIYes
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Push-Pull4.5mA, 10mA26MHz2.5 V ~ 5.5 V-40°C ~ 125°CSurface Mount28-SSOP (0.209", 5.30mm Width)28-SSOP
Maxim Integrated IC I/O EXPANDER SPI 20B 28SSOP Active20SPIYes
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Push-Pull4.5mA, 10mA26MHz2.5 V ~ 5.5 V-40°C ~ 125°CSurface Mount28-SSOP (0.209", 5.30mm Width)28-SSOP
Maxim Integrated IC I/O EXPANDER SPI 28B 36SSOP Active28SPIYes
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Push-Pull4.5mA, 10mA26MHz2.5 V ~ 5.5 V-40°C ~ 125°CSurface Mount36-BSOP (0.295", 7.50mm Width)36-SSOP
Maxim Integrated IC I/O EXPANDER SPI 28B 36SSOP Active28SPIYes
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Push-Pull4.5mA, 10mA26MHz2.5 V ~ 5.5 V-40°C ~ 125°CSurface Mount36-BSOP (0.295", 7.50mm Width)36-SSOP
Maxim Integrated IC I/O EXPANDER SPI 28B 40TQFN Active28SPIYes
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Push-Pull4.5mA, 10mA26MHz2.5 V ~ 5.5 V-40°C ~ 125°CSurface Mount40-WFQFN Exposed Pad40-TQFN-EP (6x6)
Maxim Integrated IC I/O EXPANDER SPI 28B 40TQFN Active28SPIYes
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Push-Pull4.5mA, 10mA26MHz2.5 V ~ 5.5 V-40°C ~ 125°CSurface Mount40-WFQFN Exposed Pad40-TQFN-EP (6x6)