Texas Instruments

ADC121S021CISD/NOPB  

Analog to Digital Converters

ADC121S021CISD/NOPB Description

The ADC121S021CISD/NOPB is a high-performance, single-channel, 12-bit analog-to-digital converter (ADC) designed by Texas Instruments. This ADC features a Successive Approximation Register (SAR) architecture, providing a sampling rate of up to 200,000 samples per second (200k SPS). It operates within a wide supply voltage range of 2.7V to 5.25V for both analog and digital supplies, ensuring compatibility with various power sources. The device is housed in a compact 6-lead WSON package, making it suitable for surface-mount applications.

ADC121S021CISD/NOPB Features

• High Resolution and Precision: With a 12-bit resolution, the ADC121S021CISD/NOPB offers high precision for accurate signal conversion.
• Fast Sampling Rate: Capable of 200k samples per second, it ensures rapid data acquisition, making it ideal for applications requiring high-speed signal processing.
• Flexible Data Interface: The device supports both SPI and DSP interfaces, providing versatile connectivity options for different system architectures.
• Single-Ended Input: The single-ended input type simplifies circuit design and reduces complexity.
• Wide Supply Voltage Range: Operating within a 2.7V to 5.25V range for both analog and digital supplies, it offers flexibility in power supply requirements.
• Robust Compliance: The ADC121S021CISD/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory adherence.
• Low Moisture Sensitivity: With a moisture sensitivity level (MSL) of 1 (unlimited), it is suitable for a wide range of environmental conditions without the need for special handling.
• Supply Referenced: The reference type is supply-referenced, which simplifies the design and reduces the need for additional reference components.

ADC121S021CISD/NOPB Applications

The ADC121S021CISD/NOPB is well-suited for a variety of applications due to its high precision, fast sampling rate, and flexible power supply options. Key applications include:

• Industrial Automation: Ideal for precision measurement and control systems, where high-speed data acquisition and accurate signal conversion are critical.
• Medical Equipment: Suitable for medical devices requiring precise and reliable signal processing, such as patient monitoring systems and diagnostic equipment.
• Consumer Electronics: Applicable in devices that require high-speed and high-precision data conversion, such as digital cameras and audio equipment.
• Automotive Systems: Useful in automotive applications for sensor data acquisition and processing, contributing to enhanced vehicle performance and safety.

Conclusion of ADC121S021CISD/NOPB

The ADC121S021CISD/NOPB from Texas Instruments stands out as a reliable and high-performance ADC, offering a combination of high resolution, fast sampling rate, and flexible power supply options. Its compact size and robust compliance make it an ideal choice for a wide range of applications, from industrial automation to consumer electronics. The device's single-ended input and supply-referenced architecture simplify design and reduce complexity, while its wide supply voltage range and low moisture sensitivity ensure versatility and reliability. Overall, the ADC121S021CISD/NOPB is a versatile and efficient solution for precise analog-to-digital conversion needs.

ADC121S021CISD/NOPB Documents

Download datasheets and manufacturer documentation for ADC121S021CISD/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Product Change Notification 2024-06-28 (PDF)      

Application Notes :

Improving Machinery Vibration Analysis       Low-Voltage Current Loop Transmitter