MIC4555 datasheet, shifter equivalent, MICREL

Features and benefits

* Powers 1.8V or 3V SIM up to 50mA
* Input voltage 2.7V to 5.5V
* Controller voltage 1.6V to 5.5V
* Supports clock rates greater than 5MHz
* 8kV ESD p.

Application

* SIM card interface for 3G/4G systems
* Wireless PC cards
* Smart card readers ___________________________.

Description

The MIC4555 is a digital level shifter with a 50mA LDO for SIM card interfaces. There are three high-speed level shifters for SIM card signal translation. The level shifters are designed to support high-speed clocking up to 5MHz. The 50mA LDO provide.

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