| Part Number | SM8230A |
| Manufacturer | Nippon Precision Circuits Inc |
| Title | Tone Dialer with Built-in Piezo Driver |
| Description | Number 1 2 3 4 5 6 7 8 Name SD SCL OE VSS CLK BZL BZH VDD I/O I I I – I O O – Serial data input Serial data transfer clock input. (For valid trans... |
| Features |
a built-in piezo-electric speaker driver for direct connection to a piezo-electric buzzer. The DTMF frequencies can be set to correspond to the DTMF standards of any country. The output level is also adjustable under software control. These features,...
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| Datasheet |
 SM8230A Datasheet
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