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TA31001

Unisonic Technologies
Part Number TA31001
Manufacturer Unisonic Technologies
Description TELEPHONE TONE RINGER
Published Jul 8, 2006
Detailed Description UNISONIC TECHNOLOGIES CO., LTD TA31001 LINEAR INTEGRATED CIRCUIT TELEPHONE TONE RINGER „ DESCRIPTION The UTC TA31001...
Datasheet PDF File TA31001 PDF File

TA31001
TA31001

Overview
UNISONIC TECHNOLOGIES CO.
, LTD TA31001 LINEAR INTEGRATED CIRCUIT TELEPHONE TONE RINGER „ DESCRIPTION The UTC TA31001 is a bipolar integrated circuit designed for telephone bell replacement.
It can also be used as alarms or other alerting devices.
„ FEATURES *Designed for Telephone Bell Replacement.
*Low Current Drain for Multiple Extension of Lines.
*Adjustable 2-Frequency Tone.
*Adjustable Warbling Rate.
*Built-in Hysteresis Prevents False Triggering and Rotary Dial 'CHIRPS'.
*Programmable for Initiation Voltage by Simple External Resistor.
DIP-8 „ ORDERING INFORMATION Ordering Number Lead Free Halogen Free TA31001L-D08-T TA31001G-D08-T Package DIP-8 Packing Tube www.
unisonic.
com.
tw Copyright © 2010 Unisonic Technologies Co.
,LTD 1 of 6 QW-R108-003.
C TA31001 „ PIN CONFIGURATIONS Vcc 1 RSL 2 Low Freq.
Time Constant 3 Low Freq.
Time Costant 4 LINEAR INTEGRATED CIRCUIT 8 Output 7 High Freq.
Time Constant 6 High Freq.
Time Constant 5 GND UNISONIC TECHNOLOGIES CO.
, LTD www.
unisonic.
com.
tw 2 of 6 QW-R108-003.
C TA31001 „ BLOCK DIAGRAM R1 LINEAR INTEGRATED CIRCUIT C2 R2 47 6 3 LOW OSC C1 HIGH OSC AMP 8 OUTPUT 1 POWER SUPPLY (WITH HYSTERESIS) 52 Note:R1,R2,C1 and C2 are parts externally mounted UNISONIC TECHNOLOGIES CO.
, LTD www.
unisonic.
com.
tw 3 of 6 QW-R108-003.
C TA31001 LINEAR INTEGRATED CIRCUIT „ ABSOLUTE MAXIMUM RATINGS (Ta=25°C) PARAMETER Supply Voltage Power Dissipation Ambient Operating Temperature Storage Temperature SYMBOL VCC PD TOPR TSTG VALUE 30 800 -45 to 85 -65 to 150 UNIT V mW °C °C „ ELECTRICAL CHARACTERISTICS (Ta=25°C) (All voltage referenced to GND unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX Operating Supply Voltage Initiation Supply Voltage (Note 1) VCC VSI 29 17 19 21 Initiation Supply Current (Note 1) Sustaining Voltage (Note 2) ISI VSUS 6.
8K-Pin 2 to GND See Fig.
1 1.
4 3.
5 4.
2 9.
7 11 12 Sustaining Current (Note 2) Trigger Voltage (Note 3) Trigger Current (Not...


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