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

ON Semiconductor

The NCN4557 by ON Semiconductor is a Dual SIM/SAM/Smart Card Power Supply and Level Shifter. Below is the official datasheet preview.

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NCN4557 Dual SIM/SAM/Smart Card Power Supply and Level Shifter by ON Semiconductor - Datasheet Preview — Official preview page of the **NCN4557** Dual SIM/SAM/Smart Card Power Supply and Level Shifter datasheet (ON Semiconductor).

Datasheet Details

Part number	NCN4557
Manufacturer	ON Semiconductor
File Size	234.56 KB
Description	Dual SIM/SAM/Smart Card Power Supply and Level Shifter
Datasheet	NCN4557_ONSemiconductor.pdf
Additional preview pages of the NCN4557 datasheet.

NCN4557 Product details

Description

PIN Name Type Description 1 CRD_VCCB POWER This pin is connected to the Card power supply pin (C1) (Card B).The corresponding LDO is programmable using the pins SEL0, SEL1 and ENABLE to provide 1.8 V, 3.0 V or 0 V (disable).CRD_VCCB can not be active when CRD_VCCA is active and conversely.2 VDD POWER This pin is connected to the controller power supply.It configures the level shifter input stage to accept the signal coming from the microcontroller.A 0.1 mF capacitor shall be used t

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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Published: Jan 12, 2007 |