UTC 1618 CMOS IC
UTC UNISONIC TECHNOLOGIES CO., LTD. 1
QW-R502-007,D

6 KEYS SIREN/ALARM
SOUND GENERATOR


DESCRIPTION
The UTC 1618 is a CMOS design for 6 different alarm sounds
application. According to the priority of the select keys, the sound
of UTC 1618 will be generated in cycling sequence.

FEATURES
*Auto power off function , reduce power consumption.
* Low operating voltage: 2V ~ 5V.
* On-chip RC oscillator.
* 6 different sounds.
* 6 prioritized keys for selecting 6 different sounds.
* Low stand by current.
* CMOS process.


DIP-16
* Pb-free plating product number: 1618L

PIN CONFIGURATION


OSC1
S6
S1
S4
OSC2
NC
NC
VDD
S3
BZ1
NC
GND INI
UTC 1618
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
S2
S5
BZ2