DESCRIPTION
The 4518B is a Dual 4-Bit Internally Synchronous BCD Counter.

● TYPICAL COUNT FREQUENCY OF 10 MHz AT VDD - 10 V
● TRIGGERED ON EITHER A LOW-TO-HIGH OR A HIGH-TO-LOW TRANSITION
● ASYNCHRONOUS ACTIVE HIGH MASTER RESET
● BUFFERED OUTPUTS FROM ALL FOUR BIT POSITIONS
● FULLY SYNCHRONOUS COUNTING