SLAAE64
may 2023
AFE58JD48
,
DAC81001
,
DAC8801
,
DAC8830
,
OPA2210
,
REF5010
,
REF5040
,
THS4130
1
Abstract
Trademarks
1
Introduction
2
Proposed Topologies
2.1
Proposal 1: Using R-2R DAC (DAC8830)
2.1.1
Highlighted Products
2.1.1.1
DAC8830
2.1.1.2
OPA2210
2.1.1.3
THS4130
2.1.1.4
REF5040
2.1.2
Design Circuit
2.1.3
PSpice-TI Simulation
2.2
Proposal 2: Using M-DAC (DAC8801)
2.2.1
Highlighted Products
2.2.1.1
DAC8801
2.2.1.2
OPA2210
2.2.1.3
THS4130
2.2.1.4
REF5010
2.2.2
Design Circuit
2.2.3
PSpice-TI Simulation
2.3
Proposal 3: Using Low-Noise R-2R DAC (DAC81001)
2.3.1
Highlighted Products
2.3.1.1
DAC81001
2.3.1.2
OPA2210
2.3.1.3
THS4130
2.3.1.4
REF5010
2.3.2
Design Circuit
2.3.3
PSpice-TI Simulation
3
Conclusion
4
References
4
References
Texas Instruments,
Design and analysis of a time-gain-control (TGC) circuit to drive the control voltage for TI’s ultrasound AFE
analog applications journal
Texas Instruments,
2.3-nV/√Hz, Differential, Time Gain Control DAC Reference Design for Ultrasound
design guide
Texas Instruments,
AFE58JD48 16-Channel Ultrasound AFE with 140-mW/Channel Power, 0.8-nV/√Hz Noise, 16-Bit, 125-MSPS ADC with JESD or LVDS Interface, Digital Demodulator, and Passive CW Mixer
data sheet
Pithadia, S., and Prakash, R., (December 2016).
Time Gain Control (Compensation) in Ultrasound Applications
. Retrieved from https://www.ti.com/lit/pdf/SLAA724