IZ8057

Korzhenevskogo 12, Minsk, 220064, Republic of

Belarus

Fax:

+375 (17) 278 28 22,

Phone: +375 (17) 278 07 11, 277 24 70, 277 24 61,

277 69 16

E-mail: belms@belms.belpak.minsk.by

URL: www.bms.by

MULTI MELODY GENERATOR WITH ACCOMPANEMENT

DESCRIPTION

The IZ8057 series is a CMOS LSI chip designed for use in advance clock products. It is

designed to play the melodies

according to previously programmed information. The IZ8057 is capable of generating songs

with or without the bell sound effect.

By pushing the sequence trigger key, all songs can be sequentially selected and played with

autostop function This device also

includes a buffer for directly drive piezoelectric buzzer and a pre-amplifier that provides a

simple interface to the drives circuit.

The IZ8057 has LED terminal for direct drive light emitting diode with rhythm of melody.

Upon customer’s request, new melodies may be programmed.

FEATURES

• 1024-note ROM memory

• 1.3V to 5V power supply

• Low power consumption

• 14 tempos available through mask setting

• 15 beats available

• 27 notes (including rest) available

• 1 sequence trigger key

• LCD direct drive terminal

FUNCTIONS

• Chime function

• Natural sound effect; two individual external

envelope

circuits

• Dynamic speaker can be driven with an

external

NPN transistor

• Power on reset; melody begins from the first

note

• Output push-pull buffer for directly drive

piezoelectric buzzer

• On chip envelope circuit and pre-amplifier

• DIP-16 or bare chip available

SONG LIST

1:00

Hush Little Baby

+ 1 Chimes

13:00

Hush Little Baby

+ 1 Chimes

2:00

Down the Mountainside

We Go

+ 2 Chimes

14:00

Down the Mountainside We

Go

+ 2 Chimes

3:00

Twinkle Twinkle Little Star

+ 3 Chimes

15:00

Twinkle Twinkle Little Star

+ 3 Chimes

4:00

Home on the Range

+ 4 Chimes

16:00

Home on the Range

+ 4 Chimes

5:00

The Fire Man

+ 5 Chimes

17:00

The Fire Man

+ 5 Chimes

6:00

Spring is Coming

+ 6 Chimes

18:00

Spring is Coming

+ 6 Chimes

7:00

Oh! My Darling

+ 7 Chimes

19:00

Oh! My Darling

+ 7 Chimes

8:00

Did You Ever See

+ 8 Chimes

20:00

Did You Ever See

+ 8 Chimes

9:00

Rockaby Baby

+ 9 Chimes

21:00

Rockaby Baby

+ 9 Chimes

10:00

Three Blind Mice

+ 10 Chimes

22:00

Three Blind Mice

+ 10 Chimes

11:00

The Framer in the Dell

+ 11 Chimes

23:00

The Framer in the Dell

+ 11 Chimes

12:00

Bingo

+ 12 Chimes

24:00

Bingo

+ 12 Chimes

Remark: The chip IZ8057-01 generates the Chimes signals, only.