X5323S8IZT1

With the inclusion of a Watchdog Timer, this product adds an additional layer of reliability to the system by monitoring for any potential malfunctions and providing timely resets if necessary. Furthermore, the Supply Voltage Supervision feature ensures that the system is protected from voltage fluctuations that could otherwise damage sensitive components. The Block Lock Protect function for the Serial EEPROM Memory adds an extra level of security by preventing unauthorized access to crucial data stored in the memory

Key Features

• Selectable watchdog timer
• Low V_CC detection and reset assertion
• Five standard reset threshold voltages
• Re-program low V_CC reset threshold voltage using special programming sequence
• Reset signal valid to V_CC = 1V
• Determine watchdog or low voltage reset with a volatile flag bit
• Long battery life with low power consumption
• <50µA max standby current, watchdog on
• <1µA max standby current, watchdog off
• <400µA max active current during read
• 32Kbits of EEPROM
• Built-in inadvertent write protection
• Power-up/power-down protection circuitry
• Protect 0, 1/4, 1/2 or all of EEPROM array with Block Lock™ protection
• In circuit programmable ROM mode
• 2MHz SPI interface modes (0,0 & 1,1)
• Minimize EEPROM programming time
• 32-byte page write mode
• Self-timed write cycle
• 5ms write cycle time (typical)
• 2.7V to 5.5V and 4.5V to 5.5V power supply operation
• Available packages
• 14 Ld TSSOP, 8 Ld SOIC, 8 Ld PDIP
• Pb-free plus anneal available (RoHS compliant)