AD7944BCPZ-RL7

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The AD7944BCPZ-RL7 analog-to-digital converter (ADC) is an integrated circuit designed to help systems detect and convert analog electrical signals into digital values. The AD7944BCPZ-RL7 is designed to provide superior performance and accuracy while operating in harsh environments such as high temperature and shock resistance requirements.

The AD7944BCPZ-RL7 is a low-power, 24-bit CMOS analog-to-digital converter (ADC) with a conversion speed of up to 1 megasample per second. The device can accept input frequencies from 12 kHz to 40 MHz and can be configured for unipolar or bipolar operation. It features a wide dynamic range and a rail-to-rail input range, allowing it to be used in a wide variety of applications. The device is also designed to reduce unwanted noise, allowing for improved accuracy.

The AD7944BCPZ-RL7 is designed to meet harsh environment requirements, such as those found in space, military, and aviation applications. The device is available in commercial, automotive, and wide temperature ranges from -40° to +85°C. Additionally, it is offered in a 6 mm x 6 mm, 48-pin plastic Quad Flat Pack (QFP) package for easier implementation.

The device has a 4-channel, 5-bit input mux, which allows for the connection of four single-ended signals, plus two pairs of differential signals. It also has a power-on reset feature and two power supply pins for positive and negative supplies to the ADC. This configuration offers a user-selectable input reference voltage range of ±2.5 V to +9 V.

The AD7944BCPZ-RL7 features a high-speed internal reference voltage source, with a precision of ±2.5 mV. Additional features of the device include single-cycle settling, software-controlled digital power modes, and the ability to select different input gains. The AD7944BCPZ-RL7 can be operated in either synchronous or asynchronous modes, allowing it to be configured to specific application needs.

The device uses a pipelined architecture for data acquisition, where analog signals are converted into digital values in several stages. The device has a high-speed, low-power sample and hold stage for low power, high resolution, and low latency operation. The device then uses two successive, multi-standard analog-to-digital conversion stages to convert the analog values into digital values. Finally, the device applies error correction to the digital values, assuring accuracy and linearity over the full operating temperature and load ranges.

The AD7944BCPZ-RL7 is a low-power, highly accurate, and highly reliable device for data acquisition applications. It is ideal for high speed, precision measurements and control applications, and has been designed to meet various requirements for automotive, aerospace, and industrial control systems. With its low power, wide dynamic range, and performance features, the AD7944BCPZ-RL7 provides an ideal solution for a wide range of data acquisition applications.

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