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MAX7300 Datasheet - Maxim

MAX7300 20-Port or 28-Port I/O Expander

The MAX7300 compact, serial-interfaced, I/O expansion peripheral provides microprocessors with up to 28 ports. Each port is individually user configurable to either a logic input or logic output. Each port can be configured as either a push-pull logic output capable of sinking 10mA and sourcing 4.5m.

MAX7300 Features

* 400kbps I2C-Compatible Serial Interface

* 2.5V to 5.5V Operation

* -40°C to +125°C Temperature Range

* 20 or 28 I/O Ports, Each Configurable as Push-Pull Logic Output Schmitt Logic Input Schmitt Logic Input with Internal Pullup

* 11µA (max) Shutdo

MAX7300_MaximIntegratedProducts.pdf