Title :
A 3nV/vHz programmable gain/BW mixed-signal 4th order Chebyshev high-pass filter for ADSL/VDSL analog front end in 28nm CMOS
Author :
Mehta, Harsham ; Krishnamurthy, Gautham ; Inerfield, Mike ; Fang Lin ; Kwan, T.
Author_Institution :
Broadcom Corp., San Jose, CA, USA
Abstract :
A fourth-order Chebyshev high-pass filter (HPF) that achieves input-referred noise of 3 nV/√Hz, MTPR greater than 72 dB, and power consumption of less than 81 mW with 0.7 mm2 area in 28 nm CMOS is presented. Area and power reductions are realized via a mixed-signal filter topology.
Keywords :
CMOS integrated circuits; Chebyshev filters; digital subscriber lines; high-pass filters; integrated circuit noise; mixed analogue-digital integrated circuits; programmable filters; ADSL-VDSL analog front end; CMOS technology; HPF; MTPR; input-referred noise; mixed-signal filter topology; programmable gain-BW mixed-signal 4th order Chebyshev high-pass filter; size 28 nm; Chebyshev approximation; DSL; Digital filters; Dynamic range; Linearity; Noise; Transfer functions; DSL; high dynamic range receiver; mixed-signal filter;
Conference_Titel :
VLSI Circuits Digest of Technical Papers, 2014 Symposium on
Conference_Location :
Honolulu, HI
Print_ISBN :
978-1-4799-3327-3
DOI :
10.1109/VLSIC.2014.6858436
