Ordering number : EN660A Monolithic Linear IC LA1231N FM IF System Overview Package Dimensions Being developed for FM IF System, LA1231 is a highly unit: mm integrated circuit in which almost all functions are 3006B-DIP16 contained concerning the FM tuner IF stage.
The block diagram of equivalent circuit is shown below.
Usual [LA1231N] peripheral circuits are shown also in examples of application circuits.
The IF amplifier and limiter stages are composed of 6- stage double-end type dif
