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Part Number
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EM91420A |
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Manufacturer
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ELAN Microelectronics Corp |
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Description
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TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
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Published
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Apr 2, 2005 |
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Datasheet
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EM91420A
|
Features
• Tone/Pulse switchable.
• Wide operating voltage from 2.0 V to 5.5 V.
• Low operating current, 0.15 mA (Pulse) and 0.3 mA (Tone) typically.
• Adding resistor on keyboard scan pin that can select many telephone specifications, such as : Pulse rate, M...
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