Continue to Site

Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

Register Log in

Interstage matching for current mode

Status
Not open for further replies.
V

visionbjp

Newbie level 5
Joined
Jun 26, 2010
Messages
10
Helped
0
Reputation
0
Reaction score
0
Trophy points
1,281
Location
Korea,ROK
Activity points
1,358
Hello I am currently working on current mode RF receiver front-end
question is do I need to conjugate match between two blocks(eg LNA - mixer)
normally for current mode, input impedance should be very small and output very large.

Do I need interstage match??(Rout=Rin)?

antenna(50ohm) - (50ohm)LNA( ?ohm ) - (??ohm)mixer(???ohm) - (????ohm)filter(!ohm)-(!!ohm)output_buffer(50ohm) - ADC

and if I don't need intersatge match why do I have to match at the end of front-end block(output buffer)?
 
Last edited:

Status
Not open for further replies.

Similar threads

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top