Texas Instruments

ADS1209SPW  

Analog to Digital Converters

ADS1209SPW Description

The ADS1209SPW is a high-performance, 16-bit sigma-delta analog-to-digital converter (ADC) designed by Texas Instruments. This device is ideal for applications requiring high precision and accuracy in signal conversion. The ADS1209SPW features a single ADC with a sampling rate of 40,000 samples per second (40k SPS), making it suitable for a wide range of applications, including industrial control, medical instrumentation, and high-precision measurement systems.

This ADC supports both differential and single-ended inputs, providing flexibility in signal acquisition. It operates with a 5V analog supply voltage and a digital supply voltage ranging from 2.7V to 5.5V, ensuring compatibility with various power supply configurations. The ADS1209SPW also features an external reference type, allowing for precise calibration and adjustment of the conversion process.

The device is housed in a 24-TSSOP surface-mount package, making it suitable for compact designs and easy integration into modern electronic systems. The ADS1209SPW is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety standards. With a moisture sensitivity level (MSL) of 2 (1 year), it is well-suited for use in environments with varying humidity levels.

ADS1209SPW Features

• High Precision: The 16-bit resolution ensures high accuracy in signal conversion, making it ideal for applications requiring precise measurements.
• Flexible Input Options: Supports both differential and single-ended inputs, providing versatility in signal acquisition.
• Fast Sampling Rate: With a sampling rate of 40k SPS, the ADS1209SPW can handle high-frequency signals efficiently.
• Wide Operating Voltage Range: Compatible with a digital supply voltage range of 2.7V to 5.5V and a 5V analog supply voltage, ensuring flexibility in power supply requirements.
• External Reference: Allows for precise calibration and adjustment of the conversion process, enhancing accuracy.
• Compact Design: The 24-TSSOP surface-mount package makes it suitable for compact designs and easy integration.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety standards.
• Moisture Resistance: MSL 2 (1 year) rating ensures reliability in varying humidity conditions.

ADS1209SPW Applications

The ADS1209SPW is ideal for a variety of applications where high precision and accuracy are critical. Some specific use cases include:

• Industrial Control: High-precision measurement of process variables such as temperature, pressure, and flow rates.
• Medical Instrumentation: Accurate acquisition of physiological signals in medical devices like ECG monitors and blood glucose meters.
• High-Precision Measurement Systems: Ideal for applications requiring precise signal conversion, such as precision weigh scales and laboratory instruments.
• Automotive Systems: Used in sensor interfaces for automotive applications, ensuring accurate and reliable data acquisition.
• Consumer Electronics: High-precision signal conversion in consumer devices requiring accurate measurements, such as digital scales and smart meters.

Conclusion of ADS1209SPW

The ADS1209SPW is a versatile and high-performance ADC that offers a combination of precision, flexibility, and reliability. Its 16-bit resolution, fast sampling rate, and support for both differential and single-ended inputs make it suitable for a wide range of applications. The device's compact design, environmental compliance, and moisture resistance further enhance its suitability for modern electronic systems. Whether used in industrial control, medical instrumentation, or high-precision measurement systems, the ADS1209SPW provides a reliable and accurate solution for signal conversion needs.

ADS1209SPW Documents

Download datasheets and manufacturer documentation for ADS1209SPW

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Product Change Notification (PDF)      

Models :

ADS1209SPW Symbol & Footprint by SnapMagic      

Application Notes :

Closed-loop motor control: An introduction to rotary resolvers and encoders