MAX1422CCM+TD

Analog To Digital Converters (ADC) Overview

The MAX1422CCM+TD is a 12-bit, 20Msps analog-to-digital converter (ADC) featuring a fully differential pipelined architecture with digital error correction. It operates from a single 3.3V supply, consuming 137mW while delivering a typical 67dB signal-to-noise ratio at a 5MHz input frequency. The device includes an internal 2.048V precision bandgap reference and supports flexible external reference configurations. It provides parallel offset binary outputs in a 48-pin TQFP package and is specified for the commercial temperature range of 0°C to +70°C.

Analog To Digital Converters (ADC) Feature Summary

• Fully differential wideband track-and-hold amplifier with digital error correction
• Internal 2.048V precision bandgap reference with flexible external reference options
• Multiple power-down modes including reference shutdown and full shutdown
• CMOS-compatible three-state parallel digital outputs

Analog To Digital Converters (ADC) Applications

• Medical Ultrasound Imaging
• CCD Pixel Processing
• Data Acquisition
• Radar Systems
• IF and Baseband Digitization

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to confirm exact temperature range and packaging specifications. Ensure compatibility with system voltage requirements and interface standards before procurement. Cross-reference part numbers with authorized distributors to validate authenticity and traceability.

Analog To Digital Converters (ADC) Selection Notes

Select this component for applications requiring high dynamic performance and low power consumption at 20Msps sampling rates. Consider the internal reference for simplified designs or external references for customized full-scale ranges. Evaluate thermal management needs within the commercial temperature range and ensure adequate board layout practices for high-speed signals.

Analog To Digital Converters (ADC) Part Context

The MAX1422 belongs to a family of high-speed ADCs optimized for imaging and communications. Pin-compatible higher-speed versions include the MAX1421 (40Msps) and MAX1420 (60Msps). This series utilizes a 12-stage pipelined architecture to achieve high throughput while maintaining low power dissipation suitable for portable and battery-operated systems.

Analog To Digital Converters (ADC) Replacement Considerations

Pin-compatible alternatives include the MAX1421 and MAX1420 for higher speed requirements. Verify electrical characteristics and pin assignments when substituting with other manufacturers' devices.