CS5534-ASZ

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Analog to Digital Converters (ADCs) are a crucial part of any system that takes analog signals from the real world and converts them into a digital form that computers can understand. The CS5534-ASZ is a learn-and-configurable, low-power, high-performance 12-bit ADC with a high level of resolution suitable for a variety of signals and controlled environments. The device uniquely combines the wide input range and high precision of a truly programmable system-on-chip (SoC) solution with cost-efficient high order delta sigma and versatile analog circuits. This datasheet reviews the system design architecture, device configuration options and the many features and specifications of the CS5534-ASZ. A summary of the analog to digital converter architecture and implementation considerations is also provided.The CS5534-ASZ has been designed to provide a wide range of input signals. It has a stable reference voltage to ensure high accuracy, robust and reliable operation. The CS5534-ASZ features low power, advanced noise reduction techniques and is programmable for a wide range of applications including industrial, communications and medical.The CS5534-ASZ is a 12-bit ADC with an analog-to-digital conversion of up to 18.75 million samples per second (MS/s). It has a 10μsec/bit, full signal bandwidth of 1 MS/sec and a self-test feature which allows the fluctuating signal voltage to be measured.The device operates on a single-supply voltage, typically between 2.5 V to 5.0 V, and features a wide input range of ±1 V, low input bias current, low noise and high linearity. Furthermore, the CS5534-ASZ has a low power, adaptive-auto-zeroing, low-pass filter operating at up to 2 MHz.The device also features a wide range of digital input capabilities including multi-stage decimation, synchronous and asynchronous sample-and-holds, adjustable digital notch filters and delta-sigma and A/D conversions. These features make it convenient for applications such as instrumentation, power management and communication networks.The CS5534-ASZ has the option of a 16-lead, 20-pin or 60-pin package with 0.50 mm and 0.65 mm lead pitches. This makes it versatile and cost-effective for a variety of application and target markets.The CS5534-ASZ system design is modular, reducing time-to-market, flexibility, and scalability. The system includes a dual-slope ADC, 40-bit programmable MUX and channel gain control, and an internal temperature sensor.The ADC system includes a wide range of on-board calibration options. These include auto-zeroing and state machine-based programming for analog-to-digital conversion.The CS5534-ASZ uses a high resolution delta sigma architecture to achieve impressive dynamic performance with a small die area. An exceptionally low effective input noise of 0.1uV RMS at 1kHz single-ended, enables reliable operation for even the most sensitive signals.In conclusion, the CS5534-ASZ offers high linearity, low noise and conversion speeds, making it suitable for a variety of applications. It has low power consumption and a programmable architecture that make it ideal for designers needing tight control of the system design. The device is cost-efficient, has a high level of configurability and a wide input range.

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