The timer clock contains 16 pins. The supply voltage of the programmable timer can rate 2.5V. The sum of the IC chip pins is 16 . The number of the chip's terminations sums up to 16.
SN74LV123ANS Features
SN74LV123ANS Applications
There are a lot of Texas Instruments SN74LV123ANS Programmable Timers & Oscillators applications.