5.0 or 3.0V, 512 bit (64 x 8) SERIAL RTC with SUPERVISORY FUNCTIONS

5.0, 3.3, or 3.0V, 1280 bit (160 x8) Secure Serial RTC and NVRAM Supervisor with Tamper Detection

3.0/3.3V I²C combination serial RTC, NVRAM supervisor and microprocessor supervisor

512 Bit (64 bit x8) SERIAL RTC (SPI) SRAM ( Rev : 2003 )

5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM

Serial access phantom RTC supervisor

5V or 3V NVRAM SUPERVISOR FOR LPSRAM

256Kbit (32K x 8) serial RTC ( Rev : 2007 )

I2C RTC/Supervisor with Trickle Charger and 512 Bytes EEPROM

5V or 3V NVRAM supervisor for LPSRAM