AX31002
AX31002 is Bipolar Tone Ringer IC manufactured by Avantics.
Description
The AX31002 is a bipolar integrated circuit. It is designed for telephone bell replacement. It can also be used as alarms or other alerting devices.
Features
- Current consumption is small
- Oscillation frequency is variable
- Adjustable start-up current
- Higher driving capability
- Built-in threshold circuits prevent false triggering due to power noise as well as 'chirps' due to rotary dial
- Few external ponents
- Easy connection to telephone system
Applications
- Tele Tone Ringer Set
Pin Connections
8 7 6 5
Pin1: VCC Pin2: RSL Trigger In (RSL) Pin3: Low Freq. Time Constant. (LRC)
Pin5: Gnd Pin6: High Freq. Time Constant. (HRC) Pin7: High Freq. Time Constant. (HRC) Pin8: Output
Pin4: Low Freq. Time Constant. (LRC)
Absolute Maximum Rating (unless otherwise specified)
Characteristics Supply Voltage Power Dissipation Operating Temperature Storage Temperature Symbol VCC PD Topr Tstg Rating 30 500 -25 ~ +85 -55 ~ +150 Unit V m W °C °C
Block Diagram
R2 191K 4 C3 7
+ +
R1 165K 6 High OSC +
3 C2 1
Low OSC
- AMP
- DIP-8 Package
Power Supply (With Hysteresis) 5 2
AVANTICS
- AX31002
Specification No.: 050310-FE0006
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Electrical Characteristics
Characteristics Operating Voltage Initiation Supply Voltage Sustaining Supply Voltage Initiation Current Consumption Sustaining Current Consumption Oscillator Frequency "H" Level "L" Level Symbol Vopr Vsi Vsus Isi Isus f L f H1 f H2 Output Voltage VOH...
