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Parallax S23SC4442 Smart Card

Parallax S23SC4442 Smart Card
Out Of Stock
Parallax S23SC4442 Smart Card

The IS23SC4442 Smart Card provides 256 bytes of serial EEPROM accessible by reader. This Smart Card also features a 3-bit error counter and 3-byte programmable security code to prevent unauthorized write/erase operations to the card.

The IS23SC4442 Smart Card is the size of a standard credit card. The pins of the IS23SC4442 are accessible through the gold plated contact pads embedded in the card. When paired with the smart card reader connected to the I/O pins of microcontroller, the Smart Card can be used for data storage, security systems, tracking systems, or identity authentication.

We also carry other smart cards.


  • Memory Organization: 256 x 8-bit
  • 2.5 ms write time
  • 3-byte Programmable Security Code for memory write/erase protection
  • 3-bit error counter
  • 1,000,000 erase/write cycles guaranteed with 10 year data retention

Key Specifications:

  • Power requirements: 2.7–5 VDC; 3 mA typical active current
  • Communication: I2C (CMOS)
  • Dimensions:2.5 x 3 in (6.35 x 7.62 cm)
  • Operating temp range: -22 to +167 °F ( 30 to +75 °C)

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  • Stock: Out Of Stock
  • Model: S23SC4442
  • Weight: 0.03kg
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