Aug 27, 2009 #1 T thiam Newbie level 3 Joined Aug 27, 2009 Messages 3 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location malaysia Activity points 1,296 Hi, i need a guideline to construct a precision amplifier circuit to a motor driver(OPA 541). my input voltage is from -5V to 5V whic from PIC18F4331. Anyone can help me?? pls reply thanks.
Hi, i need a guideline to construct a precision amplifier circuit to a motor driver(OPA 541). my input voltage is from -5V to 5V whic from PIC18F4331. Anyone can help me?? pls reply thanks.
Aug 27, 2009 #2 M millwood Advanced Member level 3 Joined Jul 2, 2009 Messages 733 Helped 80 Reputation 164 Reaction score 35 Trophy points 1,308 Activity points 5,088 if you could your pic18f4331 to output a negative signal, you must be extremely smart.
Aug 27, 2009 #3 T thiam Newbie level 3 Joined Aug 27, 2009 Messages 3 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location malaysia Activity points 1,296 u mean PIC18F4331 cant have negative output signal?? do u have any suggestion for me??
Aug 27, 2009 #4 K kwkam Full Member level 5 Joined Feb 25, 2002 Messages 275 Helped 30 Reputation 60 Reaction score 13 Trophy points 1,298 Location Somewhere on earth Activity points 1,886 you can use cap couple to transfer the DC bias.