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SAN3021
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South African Micro Electronic Systems
SAN3021 Hoja de datos - South African Micro Electronic Systems
South African Micro Electronic Systems
Scope
This Application Note describes how to modify the standard application AN1500A to use a dynamic microphone instead of the standard electret microphone. Additionally, an application is shown, which uses the dynamic microphone as tone ringer.
KEY FEATUREs
• Updating existing systems using dynamic handset microphone
• No need for a piezo ringer when using the dynamic microphone as tone ringer
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