Overview
The LTC2408IG#TRPBF is a high-precision, 24-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the LTC2404/LTC2408 series, which features 4- or 8-channel configurations. It is designed for low-power applications and utilizes delta-sigma conversion technology, ensuring high accuracy and minimal latency. The ADC operates within a voltage range of 2.7V to 5.5V and is known for its integrated oscillator and flexible digital interface compatible with SPI and MICROWIRE protocols.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24 bits |
| Number of Channels | 4 or 8 channels |
| Operating Voltage | 2.7V to 5.5V |
| Integral Non-Linearity (INL) | 4 ppm |
| RMS Noise | 0.3 ppm |
| Reference Voltage Range | 0.1V to VCC |
| Input Conversion Range | –12.5% VREF to 112.5% VREF |
| Package | 28-Lead SSOP |
| Temperature Range | –40°C to 85°C |
| Digital Interface | SPI and MICROWIRE compatible |
Key Features
- No latency delay due to single cycle digital filter settling time, making the first conversion after channel change always valid.
- Integrated oscillator with the option to configure for better than 110dB rejection at 50Hz or 60Hz ±2%, or driven by an external oscillator for user-defined rejection frequencies.
- Extended input conversion range to smoothly resolve offset and overrange problems from preceding sensors or signal conditioning circuits.
- Low power consumption, making it suitable for micropower applications.
- Flexible 4-wire digital interface compatible with SPI and MICROWIRE protocols.
Applications
The LTC2408IG#TRPBF is suitable for a variety of applications that require high precision and low power consumption. These include:
- Industrial automation and control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Environmental monitoring systems.
- Aerospace and defense applications where high accuracy and reliability are critical.
- Automotive systems that need robust and precise data conversion.
Q & A
- What is the resolution of the LTC2408IG#TRPBF ADC?
The LTC2408IG#TRPBF has a resolution of 24 bits. - How many channels does the LTC2408IG#TRPBF support?
The LTC2408IG#TRPBF supports either 4 or 8 channels. - What is the operating voltage range of the LTC2408IG#TRPBF?
The operating voltage range is 2.7V to 5.5V. - What is the integral non-linearity (INL) of the LTC2408IG#TRPBF?
The INL is 4 ppm. - Can the LTC2408IG#TRPBF be configured for different noise rejection frequencies?
Yes, it can be configured for better than 110dB rejection at 50Hz or 60Hz ±2%, or driven by an external oscillator for user-defined rejection frequencies. - What type of digital interface does the LTC2408IG#TRPBF use?
The LTC2408IG#TRPBF uses a flexible 4-wire digital interface compatible with SPI and MICROWIRE protocols. - What is the temperature range of the LTC2408IG#TRPBF?
The temperature range is –40°C to 85°C. - What is the package type of the LTC2408IG#TRPBF?
The package type is 28-Lead SSOP. - Is the LTC2408IG#TRPBF suitable for low-power applications?
Yes, it is designed for micropower applications. - What are some common applications of the LTC2408IG#TRPBF?
Common applications include industrial automation, medical devices, environmental monitoring, aerospace, and automotive systems.
