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The ADS1203IRGTRG4 is a delta-sigma modulator manufactured by Texas Instruments, designed for motor control and current measurement applications. It features a 16-bit resolution with a maximum sampling rate of 40 kSPS. The device operates on a single 5V supply, accepting an input voltage range of ±250 mV. It utilizes a serial data interface and is housed in a compact 16-VQFN (3x3 mm) package with exposed pad. The component supports an operating temperature range from -40°C to +125°C and complies with RoHS3 standards.
Verify the presence of the 'G4' suffix to confirm lead-free and RoHS3 compliance status. Confirm the specific tape-and-reel quantity matches the manufacturer's standard packaging specification. Ensure the ordering part number aligns exactly with the required package variant and temperature grade.
Select this component when a high-resolution, low-noise delta-sigma modulator is required for current sensing in motor drives. The 16-bit resolution and ±250 mV input range are suitable for shunt-based current measurement. Consider the 16-VQFN package size if board space is limited. Verify that the system can accommodate the serial interface timing requirements.
This part belongs to the ADS1203 family of delta-sigma modulators. The 'IRGTR' designation indicates the industrial temperature range (-40°C to +125°C), VQFN-16 package, and tape-and-reel packaging. The 'G4' suffix denotes lead-free material composition and environmental compliance according to Texas Instruments specifications.
Direct replacements within the same family include the ADS1203IPWR or ADS1203IRGTR. For pin-compatible alternatives with different packaging, verify the ADS1203 variants with TSSOP or QFN packages. Cross-model substitution requires careful evaluation of interface compatibility and thermal performance.