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Tuesday, December 07 2021 - 13:00
AsiaNet
TI's new precision wideband ADC pushes data-acquisition performance higher while cutting size and power consumption in half
SYDNEY, Dec. 7, 2021 /PRNewswire-AsiaNet/ --

-Engineers can achieve industry-leading AC and DC performance while maximizing 
channel density and battery life

Texas Instruments (TI) (Nasdaq: TXN) today introduced the smallest 24-bit 
wideband analog-to-digital converter (ADC) that delivers industry-leading 
signal-measurement precision at wider bandwidths than competing ADCs. The 
ADS127L11, the newest product in TI's portfolio of precision wideband ADCs, 
achieves ultra-precise data acquisition in a 50% smaller package, significantly 
optimizing power consumption, resolution and measurement bandwidth for a wide 
range of industrial systems. For more information, see 
www.ti.com/product/ADS127L11.

"There is a clear trend toward smaller solution size and lower power 
consumption in applications such as test and measurement equipment and portable 
medical devices, where improved battery life is imperative," said Noman Akhtar, 
senior research analyst, Omdia. "There is an urgency to provide increased data 
throughput, higher bandwidth and lower power, all in a smaller footprint."

Capture high-resolution signals with 50% wider bandwidth and 25% lower latency

The highly flexible ADS127L11 offers wideband and low-latency filter options to 
optimize ADC performance and deliver tailored, high-performance data 
acquisition in a broad range of industrial systems. Designers can use wideband 
mode to improve AC measurement resolution with 50% wider bandwidth, data rates 
as high as 400 kSPS, and a 30% higher signal-to-noise ratio than competing data 
converters, while minimizing noise at high frequencies. In low-latency mode, 
the ADS12711 delivers 25% lower latency at up to 1,067 kSPS and 83.3% lower 
offset drift -- 50 nV/degree celsius -- to help designers improve DC 
measurement resolution, data throughput and response times in data acquisition 
and condition-monitoring applications.

Reduce ADC footprint with a 50% smaller package

Until now, miniaturized, battery-powered industrial equipment designers had to 
choose between an ADC's size and measurement precision at higher frequencies. 
The ADS127L11 eliminates this trade-off. In a 3-mm-by-3-mm quad flat no-lead 
(WQFN) package, this single-channel device is 50% smaller than the closest 
competing ADCs. In addition to reducing design size, the new ADC increases 
system functionality by enabling designers to pack additional channels into a 
compact design. To learn more about how to optimize channel density by using 
multiple ADC channels operating in simultaneous-sampling mode, read the 
application brief, "ADS127L11 in Simultaneous-Sampling 
Systems(https://www.ti.com/lit/sbaa520?HQS=asc-dcc-padc-dc_bluefin-pr-mc-2021120
7-au)."

Extend battery run time with 50% lower power consumption

The ADS127L11 consumes half the power of other ADCs, enabling designs such as 
portable electroencephalogram (EEG) machines and power-quality analyzers to 
better optimize power consumption against bandwidth requirements using the 
device's power-scalable modes. Power consumption is as low as 3.3 mW with 
sampling rates as high as 50 kSPS, improving signal resolution and battery 
life. Read more about the benefits of this lower power consumption in the 
article, "Balancing ADC size, power, resolution and bandwidth in precision 
data-acquisition 
systems(https://e2e.ti.com/blogs_/b/analogwire/posts/balancing-adc-size-power-re
solution-and-bandwidth-in-precision-data-acquisition-systems?HQS=asc-dcc-padc-dc
_bluefin-pr-ta-20211207-au)."

Package, availability and pricing

The 
ADS127L11(https://www.ti.com/product/ADS127L11?HQS=asc-dcc-padc-dc_bluefin-pr-pf
-20211207-au) is available for purchase on TI.com, and comes in a 20-pin, 
3-mm-by-3-mm WQFN package or a 20-pin, 6.5-mm-by-4.4-mm thin shrink 
small-outline package (TSSOP). Pricing starts at US$5.75 in 1,000-unit 
quantities. Evaluation modules are available on TI.com for US$149.00. TI offers 
multiple convenient payment and shipping options on TI.com.

About Texas Instruments

Texas Instruments Incorporated (Nasdaq: TXN) is a global semiconductor company 
that designs, manufactures, tests and sells analog and embedded processing 
chips for markets such as industrial, automotive, personal electronics, 
communications equipment and enterprise systems. Our passion to create a better 
world by making electronics more affordable through semiconductors is alive 
today, as each generation of innovation builds upon the last to make our 
technology smaller, more efficient, more reliable and more affordable – making 
it possible for semiconductors to go into electronics everywhere. We think of 
this as Engineering Progress. It's what we do and have been doing for decades. 
Learn more at 
TI.com(https://www.ti.com/?HQS=asc-dcc-padc-dc_bluefin-pr-pp-null-wwe).

SOURCE: Texas Instruments