UNISONIC TECHNOLOGIES CO., LTD

1812A/1812B/1813

CMOS IC

www.unisonic.com.tw

1 of 7

Copyright © 2012 Unisonic Technologies Co., Ltd

QW-R502-006.F

SINGLE SOUND GENERATOR

DESCRIPTION

The UTC 1812A/1812B/1813 is a CMOS LSI chip designed for

use in sound effect products .It is equipped with tone circuit, noise

circuit and other control logic to generate different sounds including

rifle gun, machine gun, booming sound, door bell, alarm etc. The

customer

supplied

sound

source

can

be

analyzed

and

programmed into an internal ROM by changing a mask layer during

device fabrication. The UTC 1812A/1812B/1813 is suitable for

various toy applications.

FEATURES

*Single power supply: 2.4~3.3V

*Low standby current at 3V, 1μA typ

*Auto power-off function

*Speaker or direct piezo. application

*Built-in envelope control circuit

*1Hz-8Hz programmable LED flash output

*Minimum external components

*Low operating current

*Strong driving capability

DIP- 8

SOP-8

DIP-14

ORDERING INFORMATION

Ordering Number

Package

Packing

Lead Free

Halogen Free

1812AL-D08-T

1812AG-D08-T

DIP-8

Tube

1812AL-S08-R

1812AG-S08-R

SOP-8

Tape Reel

1812AL-S08-T

1812AG-S08-T

SOP-8

Tube

1812BL-D08-T

1812BG-D08-T

DIP-8

Tube

1812BL-S08-R

1812BG-S08-R

SOP-8

Tape Reel

1812BL-S08-T

1812BG-S08-T

SOP-8

Tube

1813L-D14-T

1813G-D14-T

DIP-14

Tube