ADAQ4003BBCZ

Analog To Digital Converters (ADC) Overview

The ADAQ4003BBCZ is an 18-bit, 2 MSPS µModule® precision data acquisition system utilizing system-in-package technology. It integrates a successive approximation register ADC, a fully differential driver amplifier, and a reference buffer within a 7 mm × 7 mm, 49-ball CSP_BGA package. The device supports input ranges of ±10 V, ±5 V, or ±2.5 V with a 5 V reference. Key electrical parameters include a typical SINAD of 99 dB at G = 0.454, guaranteed 18-bit no missing codes, and INL of ±8 ppm. Total power consumption is typically 51.6 mW at 2 MSPS. It operates from −40°C to +125°C and features a versatile logic interface supply compatible with 1.8 V, 2.5 V, 3 V, or 5 V.

Analog To Digital Converters (ADC) Feature Summary

• Integrates essential passive components using iPassives® technology for superior matching and drift characteristics.
• Includes a fully differential ADC driver with selectable input ranges and on-board reference buffer with VCM generation.
• Provides SPI-, QSPI-, MICROWIRE-, and DSP-compatible serial interfaces with versatile logic levels.
• Achieves significant footprint reduction compared to discrete solutions while maintaining high signal chain density.

Analog To Digital Converters (ADC) Applications

• Automatic test equipment
• Machine automation
• Process controls
• Medical instrumentation
• Digital control loops

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific ordering suffix against the manufacturer's current documentation to ensure correct packaging and temperature grade. Confirm that the required voltage references and logic levels align with the system design constraints before finalizing procurement. Cross-reference the component revision history to ensure compatibility with existing firmware or hardware designs.

Analog To Digital Converters (ADC) Selection Notes

Select this component when minimizing board space and reducing bill-of-materials complexity are critical priorities. It is suitable for applications requiring high accuracy and wide input voltage ranges without external signal conditioning amplifiers. Ensure the host processor supports the required serial interface modes and clock speeds to achieve the maximum throughput specifications.

Analog To Digital Converters (ADC) Part Context

This part belongs to the Analog Devices µModule Data Acquisition Solutions family, which consolidates multiple signal chain blocks into single packages. It serves as a high-performance alternative to discrete ADC and amplifier designs, specifically targeting precision measurement systems where layout sensitivity and component count need to be minimized.

Analog To Digital Converters (ADC) Replacement Considerations

The AD4003BRMZ is a related 18-bit SAR ADC in the same series but lacks the integrated driver and passive components found in the ADAQ4003BBCZ. Designers replacing the ADAQ4003BBCZ must account for additional external circuitry requirements if substituting with non-µModule parts.