AD9644CCPZRL7-80

Analog To Digital Converters (ADC) Overview

The AD9644CCPZRL7-80 is a dual-channel, 14-bit analog-to-digital converter (ADC) operating at an 80 MSPS sampling rate. It features JESD204A coded serial digital outputs and operates from a single 1.8 V supply. The device utilizes a multistage differential pipelined architecture with integrated output error correction logic. Key specifications include a signal-to-noise ratio (SNR) of 70.0 dBFS at 70 MHz input frequency and 80 MSPS sampling rate. Power consumption is rated at 423 mW at the maximum sample rate. The component is housed in a 48-lead LFCSP package and supports industrial temperature ranges.

Analog To Digital Converters (ADC) Feature Summary

• Supports flexible analog input ranges from 1.4 V p-p to 2.1 V p-p with proprietary differential inputs maintaining performance up to 250 MHz.
• Integrates an on-chip PLL to multiply the ADC sampling clock for JESD204A data rates and includes a duty cycle stabilizer.
• Features user-configurable built-in self-test (BIST) capability and energy-saving power-down modes.
• Utilizes a standard 3-wire SPI-compatible serial interface for configuration of data formatting, test modes, and voltage reference.

Analog To Digital Converters (ADC) Applications

• Communications systems including GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, and TD-SCDMA.
• Multimode digital receivers and diversity radio systems.
• I/Q demodulation systems and smart antenna applications.
• Ultrasound equipment and general-purpose software radios.

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm the reel packaging designation and speed grade. Ensure that the procurement channel provides valid traceability for the Analog Devices Inc. part number. Cross-reference the component marking with the datasheet revision history to validate authenticity and production batch details before integration into manufacturing processes.

Analog To Digital Converters (ADC) Selection Notes

Select this model when a dual-channel 14-bit resolution is required alongside high-speed serial output capabilities via JESD204A. Consider the 80 MSPS conversion rate and 70.0 dBFS SNR specification for intermediate frequency sampling applications. Evaluate the 423 mW power dissipation against system thermal constraints and verify compatibility with the 1.8 V supply voltage requirements for both analog and digital domains.

Analog To Digital Converters (ADC) Part Context

This component belongs to the AD9644 series of high-speed analog-to-digital converters manufactured by Analog Devices Inc. The series is designed for communications applications requiring high performance combined with low cost and small size. The AD9644 family supports sampling speeds of either 80 MSPS or 155 MSPS, utilizing a multistage differential pipelined architecture with integrated output error correction logic.

Analog To Digital Converters (ADC) Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.

Analog To Digital Converters (ADC) FAQ

What is the signal-to-noise ratio (SNR) for the AD9644CCPZRL7-80 at 70 MHz?

The SNR is 70.0 dBFS at an input frequency of 70 MHz and a sampling rate of 80 MSPS.

How does the AD9644 handle clock synchronization?

The device integrates an on-chip PLL that multiplies the ADC sampling clock to produce the corresponding JESD204A data rate clock, allowing users to provide a single ADC sampling clock.

What is the power consumption of the AD9644CCPZRL7-80 at 80 MSPS?

The power consumption is 423 mW at 80 MSPS with a sine wave input.