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HMS88T4804

Magna Chip
Part Number HMS88T4804
Manufacturer Magna Chip
Description New 80C52 Based High Security Smart Card IC
Published Dec 12, 2006
Detailed Description www.DataSheet4U.com HMS88T4804 HMS88T4804 New 80C52 Based High Security Smart Card IC General Features • TurboCore : H...
Datasheet PDF File HMS88T4804 PDF File

HMS88T4804
HMS88T4804

Overview
www.
DataSheet4U.
com HMS88T4804 HMS88T4804 New 80C52 Based High Security Smart Card IC General Features • TurboCore : High Security 8-bit 80C52 compatible CPU 9 9 Multiple source vectorized interrupt system with two priority levels Multiple source reset system • High reliable EEPROM for data storage 9 9 9 9 9 9 9 4KB high reliability EEPROM 1 to 32 bytes per a page 64 bytes security area (OTP : One Time Programmable) Bytewise EEPROM programming and read access EEPROM endurance: 300,000 cycles at 25℃ EEPROM data retention: min.
10 years EEPROM management library (EML) with intelligent write algorithm • 1MHz to 6MHz operating clock frequency range for program execution from ROM • Integrated On-Chip Memory 9 9 9 48KB User ROM : non-visible & scramble ROM code 256B IRAM 1KB XRAM • Integrated Peripherals 9 9 9 9 Interrupt module for I/O interface and peripherals UART supporting ISO standard protocols T = 0 and T = 1 True random number generator in hardware CRC module : 16 bit checks...


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