
NXP Semiconductors.
Real-Time Clock (RTC) and calendar

NXP Semiconductors.
Clock and calendar with 240 x 8-bit RAM

NXP Semiconductors.
Real time clock and calendar

NXP Semiconductors.
256 × 8-bit static low-voltage RAM with I2C-bus interface

NXP Semiconductors.
Universal LCD driver for low multiplex rates

NXP Semiconductors.
Real-time clock/calendar

Philips Electronics
256 × 8-bit CMOS EEPROM with I2C-bus interface

NXP Semiconductors.
Universal LCD driver for low multiplex rates