M67 Datasheet PDF - Micro Electronics

DESCRIPTION
The M67 series are low power CMOS LSI in TO-92 package, designed for the application of melody generation. The build in oscillator and strong driving capability minimise the external component required. A maximum of 128 notes can be programmed and repeat mode. It is suitable for use in melody cards, toys and other similar applications.

FEATURES
   Wide range of supply voltage (1.2 to 3.6V)
   Maximum or 128 notes
   Built-in RC oscillator
   Low power consumption
   Direct driving capability to piezo-buzzer