LTC2184CUP

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The LTC2184CUP data acquisition IC is an Analog to Digital Converter (ADC) with a wide range of applications. It is suitable for providing high speed conversion of electrical signals such as thermocouple or RTD signals for a variety of temperature, pressure, or acceleration measurements.

The LTC2184CUP features Sigma-Delta Modulator conversion technology, which provides high accuracy and noise immunity over a wide dynamic range. The device features an exceptionally wide gain range of 1 to +845@1KHz, allowing it to convert narrow band signals from thermal sensors with a high degree of accuracy. The device supports selectable output data rates from 250SPS to 16KSPS (single-ended) or 32KSPS (differential) and can be operated at lower data rates to suit a wide variety of applications. This flexibility also enables the device to convert signals over a wide range of frequencies, ensuring high-quality results in noisy environments.

The LTC2184CUP is a 16-bit ADC, which provides exceptional linearity and dynamic range, offering up to ±3LSBs of differential non-linearity (DNL). It also offers excellent low-noise performance, which helps to reduce signal distortions while improving temporal resolution and overall accuracy. The device operates from 1.8V to 5.0V and is easily integrated into a variety of applications that require reliable data acquisition.

The device also features flexible digital input and output options, allowing for easy integration into any microcontroller or system. An SPI compatible interface supports control, monitoring and calibration of the device, whilst I/O pins are available for additional interfacing. Additionally, the device has Programmable Gain Amplifier (PGA) for signal conditioning, which helps to provide precise control over the gain, resolution and dynamic range.

The LTC2184CUP’s on-chip analog circuitry is powered from the Supply Voltage (V S ) pin, while switching is enabled by a single External Switch signal. The device operates over a wide temperature range of –40°C to +125°C and is designed to minimize power consumption by reducing the number of components and power connections required. The device also has key safety features, including an EMI filter and over-temperature protection.

To summarize, the LTC2184CUP is a highly accurate and versatile ADC that is suitable for a wide range of applications. It features a wide gain range, flexible data rate and low-noise performance, making it suitable for a range of temperature, pressure and acceleration sensing applications. With its high accuracy, wide temperature range and low power consumption, the device is well suited to a variety of data acquisition applications.

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