ISL12026 Real Time Clock/Calendar with I2 C Bus and EEPROM 2.7 to 5.5 1.8 to 5.5 850 2 Y 3 N N Y Y IRQ_bar/FOUT IRQ_bar/FOUT N -64 to +110 512x8-Bit EEPROM 1.40 8 Ld SOIC 8 Ld SOIC T+R 8 Ld TSSOP 8 Ld TSSOP T+R ISL12027 Real Time Clock/Calendar with EEPROM 2.7 to 5.5 1.8 to 5.5 850 2 Y Y Y Y Y 5 Select VTRIP Levels from 2.63V to 4.64V Y -64 to +110 512x8-Bit EEPROM 1.65 8 Ld SOIC 8 Ld SOIC T+R 8 Ld TSSOP 8 Ld TSSOP T+R ISL12028 Real Time Clock/Calendar with I2 C Bus and EEPROM 2.7 to 5.5 1.8 to 5.5 850 2 Y 3 Y Y Y Y 5 Select VTRIP Levels from 2.63V to 4.64V IRQ_bar/FOUT IRQ_bar/FOUT Y -64 to +110 512x8-Bit EEPROM 1.80 14 Ld SOIC 14 Ld SOIC T+R 14 Ld TSSOP 14 Ld TSSOP T+R ISL12029 Real Time Clock/Calendar with I2 C Bus and EEPROM 2.7 to 5.5 1.8 to 5.5 850 2 Y 3 Y Y Y Y 5 Select VTRIP Levels from 2.63V to 4.64V IRQ_bar/FOUT IRQ_bar/FOUT Y -64 to +110 512x8-Bit EEPROM 1.80 14 Ld SOIC 14 Ld SOIC T+R 14 Ld TSSOP 14 Ld TSSOP T+R