How much is 609 São Tomé and Príncipe Dobra to Bangladeshi Taka? 3.20 Bangladeshi Taka is todays conversion result. International currency exchange rate for pair STD to BDT for today is 0.0053. CNV.to is using the latest data from authority sources, data updates every minute. To calculate reversed currencies go to - 609 BDT to STD.