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ST8004

Features: ·3 OR 5 V SUPPLY FOR THE IC·STEP-UP CONVERTER FOR VCC GENERATION·3 SPECIFIC PROTECTED HALF DUPLEX BI-DIRECTIONAL BUFFERED I/O LINES·AUTOMATIC ACTIVATION AND DEACTIVATION SEQUENCES·THERMAL AND SHORT-CIRCUIT PROTECTIONS ON ALL CARD CONTACTS·26 MHz INTEGRATED CRYSTAL OSCILLATOR·CLOCK GENERA...

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SeekIC No. : 004506863 Detail

ST8004: Features: ·3 OR 5 V SUPPLY FOR THE IC·STEP-UP CONVERTER FOR VCC GENERATION·3 SPECIFIC PROTECTED HALF DUPLEX BI-DIRECTIONAL BUFFERED I/O LINES·AUTOMATIC ACTIVATION AND DEACTIVATION SEQUENCES·THERMAL ...

ST8004 Data Sheet

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Part Number:
ST8004
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/25

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Product Details

Description



Features:

·3 OR 5 V SUPPLY FOR THE IC
·STEP-UP CONVERTER FOR VCC GENERATION
·3 SPECIFIC PROTECTED HALF DUPLEX BI-DIRECTIONAL BUFFERED I/O LINES
·AUTOMATIC ACTIVATION AND DEACTIVATION SEQUENCES
·THERMAL AND SHORT-CIRCUIT PROTECTIONS ON ALL CARD CONTACTS
·26 MHz INTEGRATED CRYSTAL OSCILLATOR
·CLOCK GENERATION FOR THE CARD UP TO 20MHz WITH SYNCHRONOUS FREQUENCY CHANGES
·ISO7816-3 COMPATIBLE
·ENHANCED ESD PROTECTION ON CARD SIDE
·SO-28 PACKAGE
·UNDER VOLTAGE LOCKOUT PROTECTION SELECTABLE TO 3V OR 2.2V
·SUPPLY SUPERVISOR INTEGRATED


Pinout

Connection Diagram


Specifications

Connection Diagram

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied.

Note 1: All card contacts are protected against any short with any other card contact.

Note 2: Method 3015 (HBM, 1500 , 100 pF) 3 positive pulses and 3 negative pulses on each pin referenced to  round.


Description

The ST8004 is a complete low cost analog interface for asynchronous 3V and 5V smart cards. It can be placed between the card and the microcontroller with few external components to perform all supply protection and control functions. Main applications are: smartcard readers for Set Top Box, IC card readers for banking, identification.




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