AAT4291, AAT4290 Datasheet - AAT

AAT4291, AAT4290, (AAT4290 / AAT4291) I/O Expander Load Switches

AAT4290/91 I/O Expander Load Switches with Serial Control General .
The AAT4290 and AAT4291 SmartSwitch products are members of AnalogicTech’s Application Specific Power MOSFET™ (ASPM™) product family.

Features

* a 500ns turn-on time. The switch states are controlled by AnalogicTech’s Simple Serial Control™ (S2Cwire™) interface which permits ease of control and efficiency of size. The quiescent supply current is very low, typically 5µA. In shutdown mode, the supply current is reduced to less than 1µA. The AA

Applications

* Cell Phones I/O Expansion Multiple Low Power Switching Personal Communication Devices Portable Electronic Devices Typical Application INPUT IN OUT1 OUT2 OUT1 OUT2 OUT3 OUT4 OUT5 AAT4290 EN/SET EN/SET OUT3 OUT4 OUT5 GND CIN 1µF COUT1 0.1µF COU

AAT4290_AAT.pdf