E416 – A05 Current Mode analogue signal processing Home page




This is last year’s (2006/2007) content. Page will be update in spring 2008.



Lectures are on Wednesdays at 9am and Fridays at 11am in room 403a

Lecture notes


Course Overview (PDF)


1. Bipolar Current Mirrors (B. Gilbert, from [1], ch 6) (PDF)

2. Switched Currents (Notes by Prof Chris Toumazou) (PDF)

3. Current Conveyors (PDF)

4. Current feedback op-amps (PDF)

5. Miscellaneous current mode circuits

6. Adjoint networks (PDF)

7. Translinear Circuits (PDF)

8. Log Domain filters ( Two important papers by Dr E. Drakakis: PDF1, PDF2) NEW ! slides on LOG DOMAIN (PDF)


         On Mirrors and switched currents (PDF)


[1] Toumazou, C., Lidgey, F.J. and Haigh, D. G.,(Eds), “Analogue IC Design: the current-mode approach”, IEE, Peter Peregrinus, London, April 1990. ISBN 0 86341 297 1 (main course reference)


Further Reading

B. Gilbert, 2 articles from IEEE J of Solid state circuits, Dec 1968, pp353-373 (PDF) How the current mode started being an autonomous topic

B.Gilbert, “Current Mode, Voltage Mode or Free Mode” Analog Integrated Circuits and Signal Processing, (2002 pp83-101) (PDF)

Analog Devices: Application notes on Current feedback op-amps (OA-07, OA-13, OA-15, OA-20, OA-30)

Texas Instruments: On Current Feedback op-amps (PDF)

Some current feedback op-amp data sheets (Elantec EL5166, Analog Devices AD8000, National LMH6723)


This page maintained by Christos Papavassiliou
Last updated: 7 October 2007