Dual IC Card Interface | NXP Semiconductors

Dual IC Card Interface

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Product Details

Block Diagram

Block diagram: TDA8020HL

Features

  • Two independent 6 contacts smart card interfaces
  • Supply voltage to the cards: VCC = 5 V and ICC up to 60 mA or 3 V +-5pct. and ICC up to 55 mA
  • Integrated DC-to-DC converter (doubler, tripler or follower) for allowing power supply from 2.7 to 6.5 V
  • Independent supply voltage for interface signals (from 1.5 to 6.5 V)
  • Control and status via the I²C-bus
  • Four possible devices in parallel due to two I²C-bus address pins
  • Electrical specifications according to ISO 7816 or EMV2000
  • Automatic activation and deactivation sequences by means of integrated sequencers
  • Automatic clock count and reset toggling during warm or cold reset
  • Interrupt request output to the controller
  • 6 kV ESD protection on cards contacts
  • Automatic emergency deactivation in the event of supply drop-out, overload, overheating, card take-off or DC-to-DC malfunctioning
  • Current limitation on pins CLK, RST, I/O and VCC
  • Integrated voltage supervisor for power-on reset and drop-out detection.

Target Applications

  • Set top boxes
  • Banking terminals
  • Internet terminals.

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Documentation

Quick reference to our documentation types.

5 documents

Compact List

Design Files

Engineering Services

4 engineering services

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Training

3 trainings

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