Ultra-Low-Voltage Low-Power Bulk-Driven Quasi-Floating-Gate Operational Transconductance Amplifier

Table 3

A comparison with other reported implementations in the literature.

Parameter	Proposed rectifier	[30]	[31]	[32]
Technology used
[μm]	0.18	1.5	0.18	0.35
Supply voltage
[V]	±0.3	2.8	1.8	1
Power consumption
[μW]	13.4	2.8	1.08	0.06
Maximum amplitude
[mV]	225*	850	630	230
Maximum frequency
[kHz]	400*	10	20	0.1
FOM**
%	37.5	30	35	23

*0.85 ≤ ≤ 1, 0 < < 0.1.
**FOM = (maximum amplitude/supply voltage) * 100.