TABLE VI.
Comparison Data With Other Preamplifiers for Ultrasonic Transducer.
| Paper | Process | Gain (dB) | Bandwidth | Frequency (MHz) | Power (mW) | NF or Input-referred noise | Target application |
|---|---|---|---|---|---|---|---|
| [20] | CMOS | 100 | 990 Hz | 3.5 | 3.4 | — | Transducer |
| [21] | CMOS | 22 | 6.5 MHz | 10 | — | 9.4 nV/√Hz | CMUT |
| [22] | CMOS | 12 | 32 MHz | 20 | 20 | 6.3 nV/√Hz | Ultrasound probe |
| [23] | CMOS | 23 | 1.5 MHz | 2 | 2 | 6.45 nV/√Hz | CMUT |
| [24] | CMOS | — | — | 3 | 0.12 | — | CMUT |
| [5] | CMOS | 14 | 7 MHz | 3 | 600 to 1050 | — | RT3DU transducer |
| [25] | CMOS | 18.9 | 15 to 45 MHz | 30 | 0.598 | — | CMUT |
| [26] | DMOS | 40 | 25 MHz | — | 150 | — | CMUT |
| [27] | CMOS | 40 | 10 MHz | — | 4 | — | CMUT |
| [28] | CMOS | 5 to 20 | >75 MHz | — | — | 10 dB | Piezoelectric MEMS transducer |
| This | BiCMOS | 25.8 24.08 |
82 MHz 73 MHz |
100 93 |
49.53 43.57 |
2.9 dB 5.61 dB |
Piezoelectric transducer |