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AD7821KPZ

AD7821KPZ Description

The AD7821KPZ from Analog Devices Inc. is a high-performance 8-bit pipelined analog-to-digital converter (ADC) designed for precision signal acquisition in demanding applications. Housed in a 20-pin PLCC package, this single-channel ADC operates with a 1 MSPS sampling rate, making it ideal for high-speed data conversion tasks. It features a parallel data interface and supports single-ended input with an external reference voltage, ensuring flexibility in system integration. The device operates on a 5V analog and digital supply, simplifying power management in mixed-signal designs. With a 1:1 sample-and-hold (S/H) to ADC ratio, it delivers accurate conversions with minimal latency.

AD7821KPZ Features

• 8-bit resolution with 1 MSPS throughput for fast, reliable conversions.
• Pipelined architecture ensures low power consumption (typ. 75 mW) while maintaining high speed.
• Single 5V supply operation reduces system complexity.
• External reference voltage allows customization for precision requirements.
• Parallel interface enables seamless integration with microcontrollers and FPGAs.
• RoHS3 compliant and REACH unaffected, meeting environmental regulations.
• Surface-mount PLCC package (20-pin) for compact PCB designs.
• Wide operating temperature range (-40°C to +85°C) for industrial applications.

AD7821KPZ Applications

The AD7821KPZ excels in applications requiring high-speed, low-power ADC performance, such as:

• Data acquisition systems (e.g., oscilloscopes, sensor interfaces).
• Medical instrumentation (portable monitors, imaging devices).
• Industrial automation (motor control, process monitoring).
• Communications equipment (signal processing, baseband conversion).
• Automotive systems (sensor digitization, battery management).

Conclusion of AD7821KPZ

The AD7821KPZ stands out for its 8-bit precision, 1 MSPS speed, and pipelined efficiency, making it a robust choice for high-speed analog-to-digital conversion. Its single-supply operation, external reference flexibility, and parallel interface simplify system design, while its industrial-grade reliability ensures performance in harsh environments. Whether in medical, industrial, or automotive systems, this ADC delivers speed, accuracy, and power efficiency in a compact form factor.