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SLE4406 is the one of the most common chip that used in telephone cards. The security is very reliable! We also have a large exportation volume every year!

General Description:

SLE 4406 is designed for applications in prepaid telephone cards. The chip consists of an EEPROM memory of 112 bit, a ROM of 16 bits and a control/security unit.

Technical Features:

  • 112 bit EEPROM and 16 bit ROM
  • Counter with up to 33352 count unitsl Irreversible byte-wise write protection
  • Transport Code protection for delivery
  • Contact configuration and Answer-to-Reset (synchronous transmission) in accordance to standard ISO/IEC 7816
  • Sophisticated electrical characteristics
  • Advanced 1.2 μm CMOS-technology optimised for security layout

Ordering Information

Delivery Terms

  • Samples: It’s free of charge and could be sent within 1-2 working days.
  • <10K pcs: Within 3-4 working days
  • <100K pcs: Within 6-7 working days
  • <1KK pcs: Within 15 working days.
  • >1KK pcs: On request

Payment Terms

  • TT in advance or LC
  • Others on requested

Why buy from us ?

  • Reply you within 12 hours at most time
  • Unsurpassable competitive price
  • Large quantity inventory always
  • Strong at customization on request
  • Experience and expertise
  • Fast delivery and strong package
View Package!

Contact Us

Shanghai RealSmart Technologies Co., Ltd.

R201, Bldg E, No. 50, Lane 2080 Lianhua Rd, Minhang Dist, Shanghai 201103, China

Tel: +86 21 6432 6941

Fax: +86 21 6432 6942


Tel: +86 21 6432 6941