B T 8 0 2 8 - X X

Features:

• 127-note ROM memory
• 1.3V to 3.3V power supply and low power consumption
• RC oscillator on chip
• One shot or level hold mode
• Sound range: 4 octaves, 2 series
• Tempo: 16 kinds (prestolargo)
• Direct piezo drive


Specifications

Characteristic	Symbol	Value	Unit
DC Supply Voltage	VCC VSS	-0.3 ~ 3.5	V
Input Voltage	VIN	VSS 0.3 ~ VCC 0.3	V
Operating Temperature	Topr	-20 ~ +65	°C
Storage Temperature	Tstg	-55 ~ +125	°C

Description

The BT8028 is a CMOS LSI chip which electronically plays a prearranged melody. Selection of melody start signal is
possible by mask option: orders specification suffix "L" indicate Level Hold Mode, and suffix "S" indicate One Shot
Mode. The Universal version (as One Shot or Level Hold Mode) is possible also (suffix "U").
ABSOLUTE MAXIMUM