2010 MURSHIDABAD COLLEGE OF ENGINEERING & TECHNOLOGY A FINAL YEAR PROJECT Submitted by:- ZAID ZEESHAN MD. AKRAM KHAN RAHUL PRIYADARSHI SUMAN SAHA SOURAV SARKAR 10603061030…
HT9170 DTMF Receiver Features • • • • Operating voltage: 2.5V~5.5V Minimal external components No external filter is required Low standby current (on power down mode)…