Jan 14, 2006 #1 M mystique_unbound Junior Member level 3 Joined Dec 25, 2005 Messages 25 Helped 2 Reputation 4 Reaction score 0 Trophy points 1,281 Activity points 1,546 operational transconductance amplifier Can anybody explain the construction of OTA and why it is being used in the design of filters
operational transconductance amplifier Can anybody explain the construction of OTA and why it is being used in the design of filters
Jan 16, 2006 #2 P paulux Advanced Member level 4 Joined May 16, 2005 Messages 112 Helped 11 Reputation 22 Reaction score 2 Trophy points 1,298 Activity points 2,339 OTA is defined as iout/Vin which means the output current delivered by OTA is governed by the differential voltage across its input.
OTA is defined as iout/Vin which means the output current delivered by OTA is governed by the differential voltage across its input.
Jan 16, 2006 #3 T tok47 Advanced Member level 4 Joined Jan 16, 2004 Messages 119 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,296 Location Kuala Lumpur, MALAYSIA Activity points 1,009 the next stage that after the filter should be a capasitive load. So, need a filter that construc by OTA to drive it.
the next stage that after the filter should be a capasitive load. So, need a filter that construc by OTA to drive it.
Jan 16, 2006 #4 A angelote Advanced Member level 4 Joined Apr 28, 2005 Messages 108 Helped 12 Reputation 24 Reaction score 1 Trophy points 1,298 Location Spain Activity points 2,099 It is used in filter design because you can replace an inductor by an OTA an a capacitor. Capacitors are better integrated than inductors, so, using OTAs and capacitors you can manufacture more complex and accurate integrated filters.
It is used in filter design because you can replace an inductor by an OTA an a capacitor. Capacitors are better integrated than inductors, so, using OTAs and capacitors you can manufacture more complex and accurate integrated filters.