UTC9106 Datasheet, PDF (1/3 Pages) Hangzhou Youwang Electronics Co., Ltd – TONE RINGER

UTC9106
LINEAR INTEGRATED CIRCUIT
TONE RINGER
DESCRIPTION
The UTC9106 is a bipolar integrated circuit
designed for telephone bell replacement.
FUNCTIONS
*Two oscillators
*Output amplifier
*Power supply control circuit
FEATURES
*Designed for telephone bell replacement.
*Low current drain.
*Small size 'MINIDIP' package.
*Adjustable 2-frequency tone.
*Adjustable warbling rate.
*Built-in hysteresis prevents false triggering and
rotary dial 'CHIRPS'.
*Extension tone ringer modules.
*Alarms or other alerting devices.
*Adjustable for reduced supply initiation current.
DIP-8
BLOCK DIAGRAM
R2
C3
R3
4
7
6
3
LOW
OSC
C2
HIGH
OSC
AMP
8 OUTPUT
1
POWER SUPPLY (WITH HYSTERESIS)
5
2
Note:R2,R3,C2 and C3 are parts externally mounted
ABSOLUTE MAXIMUM RATINGS(Ta=25°C )
Characteristic
Symbol
Supply Voltage
Vcc
Power Dissipation
Pd
Operating Temperature
Topr
Storage Temperature
Tstg
Value
30
400
-45 to 65
-65 to 150
Unit
V
mW
°C
°C
YOUW ANG ELECTRONICS CO.LTD
1