FM4428 IC Card Chip (Memory Card Chip manufactured with Security Logic Circuits)

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상하이 푸단 마이크로일렉트로닉그룹 (이하 푸단 마이크로일렉트로닉으로 약칭)은 국내 전문 집적회로 (asic) 설계, 개발 및 토탈솔루션의 선두 기업 중의 하나이다.

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Description

Chip Introduction
This series of IC card chip is built by Shanghai FM Co., Ltd. As one with security logic circuit addition, the contact chip is made to use 0.6μm CMOS EEPROM process, and process a 1KX8Bit EEPROM with features including programmable security code and write protect function. The configuration of its contact meets the ISO standard 7816 - Synchronous Transmission. Additionally, the IC card chip is capable of being used by various IC memory cards types.

Description
FM4428 is the memory card chip developed by Shanghai FM Co, Ltd.. FM4428 has 1K × 8Bit EEPROM with write protect function and programmable security code, its contact configuration is in accordance to ISO standard 7816 (Synchronous Transmission), FM4428 can be widely used in different types of IC memory cards.

Features

• 1024×8 bit EEPROM organization
• Byte-wise addressing
• Irreversible byte-wise write protection
• 1024×1 bit protection memory organization
• Serial three wire bus
• End of programming indicated on data output
• Minimum of 100,000 write/erase cycles
• Data retention for at least 10 years
• Contact configuration and serial interface in accordance to ISO standard 7816 (synchronous Transmission)
• Only after entry of the correct 2Byte programmable security code (PSC) data can be changed
• Compatible with SLE4428

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