SLE4432 - Siemens Semiconductor Group

SLE4432 (SLE44xx) ICs for Chip Cards

www.DataSheet4U.com ICs for Chip Cards SLE 4432/42 Intelligent 256-Byte EEPROM SLE 4440 Intelligent 64-Byte EEPROM SLE 4441 Intelligent 128-Byte EEPROM Data Sheet 09.98 Extension SLE 4432/40/41/42 Data Sheet Extension Revision History: Previous Releases: Page Subjects (changes since last revision) Original Version 09.98 Important: www.DataSheet4U.com .

Features

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• SLE 4432 SLE 4442 www.DataSheet4U.com 256 x 8-bit EEPROM organization Byte-wise addressing Irreversible byte-wise protection of lowest 32 addresses (Byte 0...31) 32 x 1-bit organization of protection memory Two-wire link protocol End of processing indicated at data output Ambient temperature TA -35... +80°C Supply voltage 5 V −5 / +10 % Supply current < 10 mA EEPROM programming time 5 ms ESD protection typical 4000 V Endurance minimum 105 write/erase cycles / bit1) Data retention for minimum of 10 years1) Contact configuration and Answer-to-Reset (synchronous tra.