76 Notes Single Tone Melody

Features :

l Operating Voltage range : 1.3V to 4.5V.

l Built-in RC oscillator .

l 76 notes memory .

l Operating mode : Level Hold .

General Description:

This is a new t*e of CMOS melody generator designed with sound composite system using minimum application circuit .It is dedicated to the applications such as rhythm box, toys, etc. and is easy for you to design your consumer products.

PIN Description:

*	Symbol	Description
1	OSCO	Oscillator output
2	LH	Level Hold Mode
3	VDD	Positive power supply
4	BD	Buzzer output pin
5	BDB	Buzzer output pin
6	GND	Negative power supply
7	T*T	Test pin

Electrical Characteristics

(VDD=3.0V,GND=0V,Ta=25oC,unless otherwise specified)

Parameter	Symbol	Min	T*	Max	Condition
Operating Voltage	Vdd	2.0V	3.0V	4.5V
Standby Current	Istb	---	---	5uA	Vdd=3V,I/O open
Operating Current	Iop	---	---	100uA	Vdd=3V,I/O open
BD and BDB Output pin Drive Current	Ibd		15mA	---	Vdd=3V,BD and BDB Output pin connect 200ohm
Oscillator Frequency		---	150KHz	---	Vdd=3V

Application Circuit:

类型

驱动IC

品牌/商标

A

型号/规格

A76系列

封装

裸片

供应各种单音音乐IC