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AD7291BCPZ

AD7291BCPZ Description

The AD7291BCPZ from Analog Devices Inc. is a high-performance, 12-bit SAR ADC integrating an 8-channel single-ended multiplexer, temperature sensor, and I2C-compatible interface in a compact 20-lead LFCSP package. Designed for precision measurement, it operates with dual supply voltages (2.8V–3.6V analog/digital) and delivers a sampling rate of 22.22kSPS. The ADC features selectable addressing, enabling multi-device configurations, and supports external/internal reference options for flexibility in system design. Its SAR architecture ensures low-latency conversions, making it ideal for real-time monitoring applications.

AD7291BCPZ Features

• 12-bit resolution with 1:1 S/H:ADC ratio for accurate signal acquisition.
• 8 single-ended inputs + integrated temperature sensor for multi-parameter monitoring.
• I2C interface with selectable addresses, simplifying bus expansion.
• Dual-supply operation (2.8V–3.6V) for compatibility with low-power systems.
• External/internal reference support (flexible system integration).
• 22.22kSPS throughput for dynamic signal tracking.
• RoHS3/REACH compliant and MSL 3 rated for environmental reliability.

AD7291BCPZ Applications

The AD7291BCPZ excels in systems requiring multi-channel data acquisition with minimal footprint, such as:

• Battery management systems (BMS): Monitoring cell voltages and temperature.
• Industrial automation: Sensor arrays in PLCs or motor control.
• Medical devices: Vital sign monitoring with high-precision ADC performance.
• Test/measurement equipment: Multi-input data logging with I2C scalability.

Conclusion of AD7291BCPZ

Combining high integration, low-power operation, and flexible interfacing, the AD7291BCPZ is a standout choice for space-constrained, multi-channel ADC applications. Its temperature sensing capability and address-selectable I2C interface further reduce BOM complexity, making it superior to discrete solutions. Ideal for portable, industrial, and automotive systems demanding reliability and precision.