Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Inductance-to-Digital Converter |
| NumberofChannels | 2 |
| Resolution(Bits) | 28 b |
| SamplingRate(PerSecond) | 1k |
| DataInterface | I²C |
| VoltageSupplySource | Single Supply |
| Voltage-Supply | 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 12-WFDFN Exposed Pad |
Overview
Description
The LDC1612DNTT is a dual-channel inductance-to-digital converter (LDC) from Texas Instruments. It measures changes in inductance from external coils, enabling contactless sensing of conductive targets (e.g., metal proximity, position, or motion).
### Key Features:
- Dual-channel (supports two independent sensors).
- High resolution (up to 28-bit output).
- Wide frequency range (1–10 MHz) for flexible coil design.
- Low power (typ. 2.6 mA active current).
- I²C interface for communication.
### Applications:
- Proximity detection (e.g., lid closure).
- Position sensing (rotary/linear).
- Industrial/automotive systems.
### Package:
- 4x4 mm WQFN (DNTT) for compact designs.
The LDC1612DNTT offers high accuracy in harsh environments (immune to dust, moisture), making it ideal for robust sensing solutions.
### Key Features:
- Dual-channel (supports two independent sensors).
- High resolution (up to 28-bit output).
- Wide frequency range (1–10 MHz) for flexible coil design.
- Low power (typ. 2.6 mA active current).
- I²C interface for communication.
### Applications:
- Proximity detection (e.g., lid closure).
- Position sensing (rotary/linear).
- Industrial/automotive systems.
### Package:
- 4x4 mm WQFN (DNTT) for compact designs.
The LDC1612DNTT offers high accuracy in harsh environments (immune to dust, moisture), making it ideal for robust sensing solutions.
Equivalent
Equivalent products to the LDC1612DNTT (Texas Instruments) include:
- LDC1312DNTT (2-channel, lower resolution)
- LDC1614DNTT (4-channel version)
- LDC1101DRCR (single-channel, optimized for high-speed sensing)
- LDC0851HDSGT (comparator-based alternative)
These TI alternatives offer similar inductive sensing capabilities with varying channel counts or features. For non-TI options, check STMicroelectronics' LDC08 series or ams OSRAM's AS8506, though pin compatibility may vary.
- LDC1312DNTT (2-channel, lower resolution)
- LDC1614DNTT (4-channel version)
- LDC1101DRCR (single-channel, optimized for high-speed sensing)
- LDC0851HDSGT (comparator-based alternative)
These TI alternatives offer similar inductive sensing capabilities with varying channel counts or features. For non-TI options, check STMicroelectronics' LDC08 series or ams OSRAM's AS8506, though pin compatibility may vary.
Features
The LDC1612DNTT is a dual-channel inductive sensing converter from Texas Instruments. Key features:
- Inductive Sensing: Measures changes in inductance for proximity, position, or metal detection.
- Dual Channels: Supports two independent sensors for multi-target applications.
- High Resolution: Up to 28-bit effective resolution for precise measurements.
- Wide Frequency Range: Operates from 1 kHz to 10 MHz, accommodating various sensor designs.
- Low Power: Consumes 2.7 mA per channel (active mode), suitable for battery-powered devices.
- I²C Interface: Simple digital communication with a microcontroller.
- Small Package: 4x4 mm WQFN (DNTT) for space-constrained designs.
- Automotive Grade: Qualified for AEC-Q100, making it suitable for automotive applications.
Ideal for touchless switches, wear detection, and position sensing.
- Inductive Sensing: Measures changes in inductance for proximity, position, or metal detection.
- Dual Channels: Supports two independent sensors for multi-target applications.
- High Resolution: Up to 28-bit effective resolution for precise measurements.
- Wide Frequency Range: Operates from 1 kHz to 10 MHz, accommodating various sensor designs.
- Low Power: Consumes 2.7 mA per channel (active mode), suitable for battery-powered devices.
- I²C Interface: Simple digital communication with a microcontroller.
- Small Package: 4x4 mm WQFN (DNTT) for space-constrained designs.
- Automotive Grade: Qualified for AEC-Q100, making it suitable for automotive applications.
Ideal for touchless switches, wear detection, and position sensing.
Pinout
The LDC1612DNTT is a 12-pin (WSON package) dual-channel inductive-to-digital converter from Texas Instruments.
Key Functions:
- Measures inductance changes in LC resonant circuits for proximity sensing, position detection, or metal object recognition.
- Dual-channel (supports two independent sensors).
- High resolution (up to 28-bit output).
- I²C interface for communication.
- Operating range: 1.8V to 3.3V.
Pin Count: 12 pins (including GND, VDD, SDA, SCL, and sensor input/output pins).
For exact pinout details, refer to the datasheet.
Key Functions:
- Measures inductance changes in LC resonant circuits for proximity sensing, position detection, or metal object recognition.
- Dual-channel (supports two independent sensors).
- High resolution (up to 28-bit output).
- I²C interface for communication.
- Operating range: 1.8V to 3.3V.
Pin Count: 12 pins (including GND, VDD, SDA, SCL, and sensor input/output pins).
For exact pinout details, refer to the datasheet.
Manufacturer
The LDC1612DNTT is manufactured by Texas Instruments (TI), a leading American semiconductor company. TI specializes in designing and producing analog and embedded processing chips for various industries, including automotive, industrial, and consumer electronics. Known for innovation and high-quality components, TI is a major player in the global electronics market. The LDC1612DNTT is an inductive-to-digital converter used for proximity sensing and metal detection.
Application
The LDC1612DNTT, a dual-channel inductive sensing IC, is used in:
1. Proximity Sensing – Detecting metal objects in industrial and consumer devices.
2. Position Sensing – Measuring linear/angular displacement in automotive and robotics.
3. Liquid Level Detection – Monitoring fluids in tanks without direct contact.
4. Touchless Interfaces – Enabling gesture control in appliances and wearables.
5. Material Analysis – Identifying metal composition or thickness in manufacturing.
Its high resolution and low power make it ideal for non-contact, reliable sensing in harsh environments.
1. Proximity Sensing – Detecting metal objects in industrial and consumer devices.
2. Position Sensing – Measuring linear/angular displacement in automotive and robotics.
3. Liquid Level Detection – Monitoring fluids in tanks without direct contact.
4. Touchless Interfaces – Enabling gesture control in appliances and wearables.
5. Material Analysis – Identifying metal composition or thickness in manufacturing.
Its high resolution and low power make it ideal for non-contact, reliable sensing in harsh environments.
Package
The LDC1612DNTT is a dual-channel inductance-to-digital converter from Texas Instruments. It comes in a WSON-12 package (12-pin, 3mm x 3mm, leadless, with an exposed thermal pad). This compact surface-mount package is suitable for space-constrained applications, offering efficient thermal dissipation.
