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AX31002 Datasheet

  • AX31002

  • Bipolar Tone Ringer IC

  • 169.76KB

  • 5页

  • ETC

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AX31002
Bipolar Tone Ringer IC
AX31002 Series
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
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Current consumption is small
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Oscillation frequency is variable
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Adjustable start-up current
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Higher driving capability
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Built-in threshold circuits prevent false triggering due to power noise as well as 'chirps' due to rotary dial
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Few external components
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Easy connection to telephone system
Applications
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Telecom 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
1
2
3
4
Pin4: Low Freq. Time Constant. (LRC)
Absolute Maximum Rating
(unless otherwise specified)
Characteristics
Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
Symbol
V
CC
P
D
T
opr
T
stg
Rating
30
500
-25 ~ +85
-55 ~ +150
Unit
V
mW
掳C
掳C
Block Diagram
R2
191K
4
C3
7
+
+
R1
165K
6
High
OSC
-
+
3
C2
1
Low
OSC
-
AMP
-
DIP-8 Package
8
Power Supply (With Hysteresis)
5
2
AVANTICS - AX31002
Specification No.: 050310-FE0006

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