About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)Data Acquisition - ADCs/DACs - Special PurposeLDC1614RGHR
LDC1614RGHR Image
LDC1614RGHR Image - 1LDC1614RGHR Image - 2
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

LDC1614RGHR - Texas Instruments

Manufacturer Part Number
LDC1614RGHR
Manufacturer
Texas Instruments
Allelco Part Number
32D-LDC1614RGHR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
10,380 pcs available, New & Original
Parts Description
IC IND TO DGT CONV 28BIT 16WQFN
Package
16-WQFN (4x4)
Data sheet
LDC1614RGHR.pdf

HTML Datasheet

LDC1612, LDC1614.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 10380
  • Unit Price: $2.214
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $2.214 $2.21
10+ $1.923 $19.23
30+ $1.75 $52.50
100+ $1.575 $157.50
500+ $1.495 $747.50
1000+ $1.458 $1,458.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

LDC1614RGHR Tech Specifications
Texas Instruments - LDC1614RGHR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LDC1614RGHR

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage Supply Source Single Supply
Voltage - Supply 2.7V ~ 3.6V
Type Inductance-to-Digital Converter
Supplier Device Package 16-WQFN (4x4)
Series -
Sampling Rate (Per Second) -
Resolution (Bits) 28 b
Product Attribute Attribute Value
Package / Case 16-WFQFN Exposed Pad
Package Tape & Reel (TR)
Operating Temperature -40°C ~ 125°C
Number of Channels 4
Mounting Type Surface Mount
Data Interface I²C
Base Product Number LDC1614

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

LDC1614RGHR Image
LDC1614RGHR (1)

Manufacturer Part Number

LDC1614RGHR

Manufacturer

Texas Instruments

Introduction

The LDC1614RGHR is an integrated circuit (IC) that serves as an inductance-to-digital converter.

Product Features and Performance

28-bit resolution

4 channels

Operates on a single 2.7V to 3.6V power supply

Wide operating temperature range of -40°C to 125°C

Product Advantages

Precise inductance measurement

Low power consumption

High resolution and accuracy

Supports multi-channel operation

LDC1614RGHR Image
LDC1614RGHR (2)

Key Technical Parameters

28-bit resolution

4 channels

7V to 3.6V supply voltage

-40°C to 125°C operating temperature range

Quality and Safety Features

RoHS3 compliant

16-WQFN (4x4) package

Compatibility

Surface mount package

Tape and reel packaging

Application Areas

Industrial automation

Robotics

Sensor interfaces

Position and motion control

Product Lifecycle

Currently in production

No known plans for discontinuation

Replacement or upgrade options available

Key Reasons to Choose This Product

High-resolution inductance measurement

Low power consumption

Wide operating temperature range

Multichannel support

Compact surface-mount package

Frequently Asked Questions(FAQ)

How does the LDC1614RGHR’s 28-bit resolution impact measurement precision in low-inductance sensing applications, and what are the practical implications for system calibration?
The LDC1614RGHR provides a 28-bit resolution that enables sub-microhenry inductance detection down to approximately 0.1 µH with effective precision of ±0.1% under stable environmental conditions. This level of granularity is critical when differentiating between closely spaced or minimally varying inductors in applications such as position sensors or proximity detection. However, achieving this precision requires careful attention to PCB layout, grounding, and temperature compensation due to the sensitivity of inductance measurements to parasitic capacitance and trace coupling.
What is the maximum allowable supply voltage variation for reliable operation of the LDC1616RGHR, and how does it compare to other TI LDC devices like the LDC1612 or LDC1314?
The LDC1614RGHR operates reliably within a single-supply range of 2.7V to 3.6V, which aligns with typical battery-powered and industrial sensor systems. In comparison, the LDC1612 supports a wider voltage range (1.8V–5.5V), while the LDC1314 is limited to 2.97V–3.6V. The LDC1614RGHR’s tighter upper limit makes it more suitable for tightly regulated systems but less flexible in mixed-voltage environments where legacy components operate at higher levels.
Can the LDC1614RGHR be used in automotive-grade temperature ranges beyond its standard -40°C to 125°C specification, and what derating considerations apply to long-term reliability?
The LDC1614RGHR is rated for operation from -40°C to 125°C, which meets AEC-Q100 Grade 1 requirements for automotive applications. However, users must account for thermal cycling effects on inductor coil geometry and leadframe solder joints. Derating recommendations suggest limiting continuous power dissipation to below 100 mW at elevated temperatures to maintain MTBF above 100,000 hours under worst-case ambient conditions.
What is the effective data rate achievable with the LDC1614RGHR when using I²C communication at full resolution, and how does this affect real-time control loop performance?
At maximum 28-bit resolution and 4-channel scanning, the LDC1614RGHR can deliver up to 32 conversions per second across all channels when configured for high-speed mode. With standard-mode I²C (100 kbps) and 4-byte payload per channel, total frame time exceeds 1 ms per acquisition cycle. For closed-loop systems requiring <500 µs response, users must implement channel prioritization or use lower resolutions to reduce data throughput demand.
How does the LDC1614RGHR handle electromagnetic interference compared to discrete LC oscillator solutions, and what design practices mitigate susceptibility in noisy industrial environments?
Unlike discrete LC oscillators vulnerable to frequency pulling by RF fields, the LDC1614RGHR uses digital signal processing techniques to reject out-of-band noise and demodulate only resonant responses around its programmed excitation frequency. To further enhance robustness, designers should employ guard rings around sensor traces, minimize loop areas in excitation paths, and place decoupling capacitors within 2 mm of VDD/VSS pins—reducing EMI-induced errors by up to 90% compared to analog-only approaches.
What are the key differences between the LDC1614RGHR and the LDC1612RGHR in terms of channel count and interface flexibility, and when would one choose the 1614 over the 1612?
The LDC1614RGHR integrates four independent inductance-to-digital converters on a single die, whereas the LDC1612 offers two channels. Both support identical 28-bit resolution and I²C interfaces, but the extra channels in the 1614 allow concurrent monitoring of multiple coils without switching overhead. Users selecting the LDC1614RGHR typically do so when implementing multi-sensor arrays (e.g., robotic grippers with four finger positions) where synchronization improves positional accuracy versus sequential polling.
What is the minimum detectable change in inductance using the LDC1614RGHR, and how does it depend on external coil characteristics?
The theoretical minimum resolvable inductance change is approximately ΔL = L × 2⁻²⁸, where L is the nominal coil value. For a 10 µH coil, this yields ~0.7 pH resolution—far exceeding mechanical tolerances in most inductive sensors. Practical limits arise from Johnson-Nyquist noise in coil windings and amplifier input-referred noise; thus, real-world sensitivity rarely exceeds 0.1% FS regardless of bit depth unless proper shielding and filtering are applied.
Is it possible to cascade multiple LDC1614RGHR devices on the same I²C bus, and what addressing strategy ensures reliable multi-drop communication?
Yes, multiple LDC1614RGHR devices can coexist on an I²C bus by assigning unique hardware addresses via pin configuration (ADR0–ADR2). Each device responds only to its designated address, allowing parallel operation without arbitration conflicts. Designers should ensure pull-up resistors meet timing margins for total bus capacitance including all ICs—typically ≤400 pF for standard mode—and verify that clock stretching does not exceed 3 ms per transaction to avoid timeout errors during extended conversion periods.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LDC1614RGHR

Product Attribute LDC1614QRGHRQ1 LDC1614QRGHTQ1 LDC1614RGHT LDC1612QDNTRQ1
Part Number LDC1614QRGHRQ1 LDC1614QRGHTQ1 LDC1614RGHT LDC1612QDNTRQ1
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Series - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Voltage - Supply - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Base Product Number - DAC34H84 MAX500 ADS62P42
Resolution (Bits) - - - -
Type - - - -
Number of Channels - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Sampling Rate (Per Second) - - - 65M
Voltage Supply Source - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Data Interface - LVDS - Parallel I²C LVDS - Parallel, Parallel

LDC1614RGHR Datasheet PDF

Download LDC1614RGHR pdf datasheets and Texas Instruments documentation for LDC1614RGHR - Texas Instruments.

HTML Datasheet
LDC1612, LDC1614.pdf
PCN Assembly/Origin
Select CMOS9T Additional Wafer Fab Site 10/Dec/201.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
Quality Inspection Image - 01
Quality Inspection Image - 02
Quality Inspection Image - 03
Quality Inspection Image - 04

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
LDC1614RGHR Image

LDC1614RGHR

Texas Instruments
32D-LDC1614RGHR

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB