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LTC4558

Part Number	LTC4558
Manufacturer	Linear
Description	Dual SIM/Smart Card Power Supply/Interface
Published	Mar 31, 2016
Detailed Description	LTC4558 Dual SIM/Smart Card Power Supply and Interface FEATURES ■ Power Management and Control for Two SIM Cards or Sma...
Datasheet	LTC4558 PDF File

Overview

LTC4558 Dual SIM/Smart Card Power Supply and Interface FEATURES ■ Power Management and Control for Two SIM Cards or Smart Cards ■ Independent 1.
8V/3V VCC Control for Both Cards ■ Supports Simultaneous Powering of Both Cards ■ Fast Channel Switching ■ Automatic Level Translation ■ Dynamic Pull-Ups Deliver Fast Signal Rise Times* ■ Built-In Fault Protection Circuitry ■ Automatic Activation/Deactivation Sequencing Circuitry ■ Low Operating/Shutdown Current ■ > 10kV ESD on SIM Card Pins ■ Meets EMV Fault Tolerance Requirements ■ Low Proﬁle 20-Lead (3mm × 3mm) QFN Package APPLICATIONS ■ GSM, TD-SCDMA and other 3G+ Cellular Phones ■ Wireless Point-of-Sale Terminals ■ Multiple SIM Card Interfaces ...

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