AAT4291 switches equivalent, (aat4290 / aat4291) i/o expander load switches.
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..
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* Cell Phones I/O Expansion Multiple Low Power Switching Personal Communication Devices Port.
The AAT4290 and AAT4291 SmartSwitch products are members of AnalogicTech’s Application Specific Power MOSFET™ (ASPM™) product family. The AAT4290 and AAT4291 are five and three P-channel MOSFETs, respectively, configured for use as a microprocessor I.
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