<page_title> Texas Instruments SN76489 </page_title> <section_title> Product Family </section_title> <table> <cell> SN76494 / SN76494A <col_header> Chip Variant </col_header> </cell> <cell> 500 kHz <col_header> Freq (max) </col_header> </cell> </table>
SN76494 has 500 kHz max clock rate.