Function : Frequency clock 2 MHz Programmable Timer / 28 PIN
Maker : STMicroelectronics
The EF6840 is a programmable subsystem component of the 6800 family designed to provide variable system time intevals.
The EF6840 has three 16-bit binary counters, three corresponding control registers and a status register.
Datasheet PDF Download :
Others datasheet of same file : EF6840,EF6840C,EF6840E,EF6840J,EF6840P