com T48C893 Flash Version for M44C090/890 and M44C092/892 The T48C893 is the multiple times programmable (MTP) version for the MARC4 ROM types M44C090/890, M44C092/892.
The MTP is designed with EEPROM cells so it can be programmed several times.
To offer full compatibility with each ROM version, the I/O configuration is stored into a separate internal EEPROM block during programming.
The configuration is download to the I/Os with every power-on reset.
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Features / Benefits D 4-Kbyte EEPROM program memory D EEPROM programmable options D Read protection for the EEPROM program memory D 16 bidirectional I/Os D Up to 7 external / internal interrupt sources D 8 hardware and softwar...

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