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NCN4557 Datasheet Dual SIM/SAM/Smart Card Power Supply and Level Shifter

Manufacturer: onsemi

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Datasheet Details

Part number NCN4557
Manufacturer onsemi
File Size 234.56 KB
Description Dual SIM/SAM/Smart Card Power Supply and Level Shifter
Datasheet download datasheet NCN4557 Datasheet

Overview

NCN4557 1.8 V/3.0 V Dual SIM/SAM/ Smart Card Power Supply and Level Shifter The NCN4557 is a dual interface analog circuit designed to translate the voltages between SIM, SAM or Smart Cards and a microcontroller (or similar control device).

It integrates two LDOs for power conversion and three level shifters per channel allowing the management of two independent chip cards.

The device fulfills the ISO7816 and EMV smart card interface requirements as well as the GSM and 3G mobile standard.

Key Features

  • Supports 1.8 V or 3.0 V Operating SIM/SAM/Smart Cards.
  • The LDOs are able to Supply more than 50 mA Under 1.8 V and 3.0 V.
  • Built.
  • in Active and Passive Pullup Resistor for I/O and CRD_IOA/B Pins in Both Directions.
  • All Pins are Fully ESD Protected According to ISO.
  • 7816 Specifications.
  • ESD Protection on Card Pins in Excess of 8.0 kV (JEDEC HBM).
  • Built.
  • in Sequencer for Activation and Deactivation.
  • Supports up to.

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