ho8 1 filter - apinunt kmitlapinunt.yolasite.com/resources/mixed-ic/ho8_1_filter.pdf · single...
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Analog Filters
Apinunt Thanachayanont
Filters
2010Mixed-signal ICs Design, A. Thanachayanont2
Types of filters
2010Mixed-signal ICs Design, A. Thanachayanont3
Lowpass
Highpass
Bandpass
Band-reject
Second-order filters (biquadratic function)
2010Mixed-signal ICs Design, A. Thanachayanont4
Second-order LPF
2010Mixed-signal ICs Design, A. Thanachayanont5
Second-order HPF
2010Mixed-signal ICs Design, A. Thanachayanont6
Second-order BPF
2010Mixed-signal ICs Design, A. Thanachayanont7
Second-order BRF
2010Mixed-signal ICs Design, A. Thanachayanont8
Second-order all-pass filter (APF)
2010Mixed-signal ICs Design, A. Thanachayanont9
Active-RC filters
� C integrator
2010Mixed-signal ICs Design, A. Thanachayanont10
Active-RC inverting integrator
2010Mixed-signal ICs Design, A. Thanachayanont11
Non-inverting integrator
2010Mixed-signal ICs Design, A. Thanachayanont12
1st-order filter
2010Mixed-signal ICs Design, A. Thanachayanont13
Single amplifier 2nd-order filter – Sallen-
Key LP biquad filter
2010Mixed-signal ICs Design, A. Thanachayanont14
Single amplifier 2nd-order filter – Sallen-
Key LP biquad filter
2010Mixed-signal ICs Design, A. Thanachayanont15
Single amplifier 2nd-order filter – Sallen-
Key LP biquad filter
2010Mixed-signal ICs Design, A. Thanachayanont16
State-variable 2nd-order filters
2010Mixed-signal ICs Design, A. Thanachayanont17
Tow-Thomas (TT) biquad
2010Mixed-signal ICs Design, A. Thanachayanont18
Arbitrary transmission zeros by
summing
2010Mixed-signal ICs Design, A. Thanachayanont19
MOSFET-C filters
� MOSFET in the Triode region
� MOSFET-C integrators
2010Mixed-signal ICs Design, A. Thanachayanont20
MOSFET-C TT biquad filter
2010Mixed-signal ICs Design, A. Thanachayanont21
Transconductor-C filters
� Transconductor
2010Mixed-signal ICs Design, A. Thanachayanont22
Transconductor basic circuits
2010Mixed-signal ICs Design, A. Thanachayanont23
Gm-C lossy integrator
2010Mixed-signal ICs Design, A. Thanachayanont24
Fully-differential Gm-C integrator
2010Mixed-signal ICs Design, A. Thanachayanont25
Gm-C-opamp integrator
2010Mixed-signal ICs Design, A. Thanachayanont26
Gyrators
2010Mixed-signal ICs Design, A. Thanachayanont27
Gm-C gyrators
2010Mixed-signal ICs Design, A. Thanachayanont28
CMOS transconductors
2010Mixed-signal ICs Design, A. Thanachayanont29
Transconductor’s non-idealities
2010Mixed-signal ICs Design, A. Thanachayanont30
Effects of non-zero go on gyrator
2010Mixed-signal ICs Design, A. Thanachayanont31
Effect of phase shift on gyrator
2010Mixed-signal ICs Design, A. Thanachayanont32
Gm-C 1st-order filter
2010Mixed-signal ICs Design, A. Thanachayanont33
Gm-C 2nd-order filters
2010Mixed-signal ICs Design, A. Thanachayanont34
2010Mixed-signal ICs Design, A. Thanachayanont35
Gm-C 1st-order filter using Miller
integrators
2010Mixed-signal ICs Design, A. Thanachayanont36
Gm-C 1st-order filter using Miller
integrators
2010Mixed-signal ICs Design, A. Thanachayanont37
Gm-C 2nd -order filter using Miller
integrators
2010Mixed-signal ICs Design, A. Thanachayanont38
Gm-C 2nd -order filter using Miller
integrators
2010Mixed-signal ICs Design, A. Thanachayanont39
Ladder filter using Gm-C gyrators
2010Mixed-signal ICs Design, A. Thanachayanont40
Ladder filter using Signal-Flow Graph
2010Mixed-signal ICs Design, A. Thanachayanont41
Gm-C resonator
2010Mixed-signal ICs Design, A. Thanachayanont42
Gm-C oscillator
2010Mixed-signal ICs Design, A. Thanachayanont43