| KA2411 DIP8 HYC 512G |
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零售价：¥0.15 经销商价：请登录经销商账号... |
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单位：
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数量：
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DESRCIPTION
THE KA2411 IS A BIPOLAR INTEGRATED CIRCUIT DESIGNED FOR TELEPHONE TONE RINGER .THESE DEVICES CONSISTS OF AN OUTPUT AMPLIFIER ,TWO OSCILLATORS,AND POWER SUPPLY CONTROL CIRCUIT.
FEATURES
Low current drain
Adjustable 2 tone frequency
Hysteresis circuit prevent false triggering and rotary dial
8 pin DIP plastic package
Adjustable for reduced supp;y initiation current
APPLICATIONS
Telephone bell replacement
Extension tone ringer modules
Alarms or other alerting devices
PIN ASSIGNMENT
|
PIN |
NAME |
FUNCTION |
|
1 |
Vcc |
Power Supply |
|
2 |
RSL |
Resistor Select |
|
3 |
LFI |
Low freq.osc.Input |
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4 |
LFO |
Low freq.osc.Output |
|
5 |
GND |
Ground |
|
6 |
HFO |
High freq.osc.Output |
|
7 |
HFI |
High freq.osc.Input |
|
8 |
OUT |
Output |
