ADC12L038CIWM

Analog To Digital Converters (ADC) Overview

The ADC12L038CIWM is a dual-channel, 12-bit analog-to-digital converter (ADC) manufactured by National Semiconductor. It utilizes a successive approximation register (SAR) architecture to achieve sampling rates up to 3 MSPS. The device operates on a single 5V supply and features a serial interface compatible with standard SPI protocols. Key electrical specifications include a differential nonlinearity (DNL) of ±1 LSB and an integral nonlinearity (INL) of ±1 LSB. The component is housed in a 16-pin SOIC package and is designed for industrial temperature ranges from -40°C to +85°C.

Analog To Digital Converters (ADC) Feature Summary

• Dual-channel input capability with independent channel operation
• High-speed 12-bit resolution at up to 3 MSPS sampling rate
• Low power consumption suitable for battery-operated applications
• Flexible serial interface supporting multiple CPU types

Analog To Digital Converters (ADC) Applications

• Industrial process control systems
• Medical instrumentation data acquisition
• Portable test equipment
• Automotive sensor interfaces

Analog To Digital Converters (ADC) Procurement Notes

Verify the current lifecycle status as National Semiconductor assets were acquired by Texas Instruments. Confirm availability through authorized distributors or surplus channels. Ensure the specific suffix matches the required package and temperature grade. Check for RoHS compliance documentation if required for modern manufacturing standards.

Analog To Digital Converters (ADC) Selection Notes

Select this component when dual-channel 12-bit conversion is required at moderate speeds. Compare against the ADC12L038 series variants for pin compatibility. Ensure the external reference voltage meets the accuracy requirements defined by the INL specification. Verify that the system clock frequency aligns with the maximum sampling rate constraints.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADC12L038 family of low-power, high-speed ADCs. It serves as a dual-channel variant within the broader National Semiconductor data converter portfolio. The device bridges the gap between lower speed precision ADCs and higher speed video ADCs.

Analog To Digital Converters (ADC) Replacement Considerations

Check for direct pin-compatible replacements within the Texas Instruments product line following the acquisition. Verify functional equivalence regarding pinout and timing characteristics before substitution.