Overview
The LTC2412CGN#TRPBF is a 2-channel differential input, micropower, 24-bit No Latency ΔΣ (delta-sigma) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is renowned for its high precision and low noise characteristics, making it suitable for a variety of high-accuracy measurement applications. The LTC2412 features an integrated oscillator and supports flexible configuration options, including the ability to reject specific frequencies such as 50Hz or 60Hz ±2% through a single pin or by using an external oscillator.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Resolution | 24-bit |
| Conversion Technology | ΔΣ (Delta-Sigma) |
| Integral Non-Linearity (INL) | 2ppm |
| RMS Noise | 0.16ppm over the entire supply range |
| Input Differential Mode Rejection | Better than 110dB at 50Hz or 60Hz ±2% |
| Input Common Mode Voltage Range | GND to VCC |
| Reference Voltage Range | 0.1V to VCC |
| Full-Scale Differential Input Range | –0.5VREF to 0.5VREF |
| Package | 16-Lead SSOP (Narrow 0.15 Inch) |
| Digital Interface | 3-wire, compatible with SPI and MICROWIRE protocols |
Key Features
- High precision with 2ppm INL and 0.16ppm RMS noise over the entire supply range.
- Integrated oscillator with no external frequency setting components required.
- Flexible input differential mode rejection: better than 110dB at 50Hz or 60Hz ±2%, or user-defined frequency using an external oscillator.
- Accepts any external differential reference voltage from 0.1V to VCC for flexible ratiometric and remote sensing configurations.
- DC common mode input rejection better than 140dB.
- Communicates through a flexible 3-wire digital interface compatible with SPI and MICROWIRE protocols.
Applications
The LTC2412CGN#TRPBF is ideal for various high-accuracy measurement applications, including:
- Precision data acquisition systems.
- Industrial process control and monitoring.
- Medical devices requiring high accuracy and low noise.
- Aerospace and defense applications where precision and reliability are critical.
- Automotive systems that demand high accuracy and robustness.
Q & A
- What is the resolution of the LTC2412CGN#TRPBF ADC?
The LTC2412CGN#TRPBF has a resolution of 24 bits. - What is the conversion technology used in the LTC2412CGN#TRPBF?
The conversion technology used is ΔΣ (Delta-Sigma). - What is the integral non-linearity (INL) of the LTC2412CGN#TRPBF?
The INL is 2ppm. - How does the LTC2412CGN#TRPBF reject specific frequencies?
The device can reject specific frequencies such as 50Hz or 60Hz ±2% through a single pin or by using an external oscillator. - What is the input differential mode rejection of the LTC2412CGN#TRPBF?
The input differential mode rejection is better than 110dB at 50Hz or 60Hz ±2%. - What is the range of the reference voltage for the LTC2412CGN#TRPBF?
The reference voltage range is from 0.1V to VCC. - What type of digital interface does the LTC2412CGN#TRPBF use?
The device uses a 3-wire digital interface compatible with SPI and MICROWIRE protocols. - What is the package type of the LTC2412CGN#TRPBF?
The package type is 16-Lead SSOP (Narrow 0.15 Inch). - What are some typical applications of the LTC2412CGN#TRPBF?
Typical applications include precision data acquisition systems, industrial process control, medical devices, aerospace and defense, and automotive systems. - How does the LTC2412CGN#TRPBF handle common mode input rejection?
The device has a DC common mode input rejection better than 140dB.
