AD9467BCPZRL7-250

Product Overview

Category

The AD9467BCPZRL7-250 belongs to the category of high-performance analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data in various applications, such as communications, instrumentation, and medical imaging.

Characteristics

• High resolution: The AD9467BCPZRL7-250 offers a resolution of 16 bits, ensuring accurate conversion of analog signals.
• High sampling rate: With a maximum sampling rate of 250 MegaSamples per second (MSPS), this ADC can capture fast-changing signals with precision.
• Low power consumption: The device is designed to operate efficiently, consuming minimal power during operation.
• Wide input voltage range: It supports a wide input voltage range, allowing it to handle signals from various sources.
• Integrated features: The ADC includes built-in features like programmable gain amplifiers and digital filters, enhancing its versatility.

Package and Quantity

The AD9467BCPZRL7-250 comes in a compact package, specifically a 64-lead LFCSP (Lead Frame Chip Scale Package). It is typically sold in reels, with a quantity of 250 units per reel.

Specifications

• Resolution: 16 bits
• Sampling Rate: Up to 250 MSPS
• Input Voltage Range: ±2 V
• Power Supply: +3.3 V
• Power Consumption: 1.5 W (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AD9467BCPZRL7-250 has a total of 64 pins. Here is a brief overview of the pin configuration:

• Pins 1-8: Analog input channels AIN0-AIN7
• Pins 9-16: Analog input channels AIN8-AIN15
• Pins 17-24: Ground (GND)
• Pins 25-32: Power supply (VDD)
• Pins 33-40: Digital output data (D[0:7])
• Pins 41-48: Control and configuration inputs (CS, SCLK, SDATA, etc.)
• Pins 49-56: Reference voltage inputs (REFP, REFM)
• Pins 57-64: Reserved for future use

For a detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

The AD9467BCPZRL7-250 offers several functional features that enhance its performance and usability:

1. Programmable Gain Amplifiers (PGAs): The ADC includes PGAs that allow users to adjust the gain of the input signal, optimizing the dynamic range and sensitivity.
2. Digital Filters: Integrated digital filters help remove unwanted noise and improve the overall signal quality.
3. Serial Interface: The ADC supports a serial interface for easy communication with microcontrollers or other digital devices.
4. Clock Input: It accepts an external clock signal for synchronization purposes, ensuring accurate sampling.

Advantages and Disadvantages

Advantages

• High resolution and sampling rate enable precise signal conversion.
• Low power consumption makes it suitable for portable and battery-powered applications.
• Wide input voltage range accommodates various signal sources.
• Integrated features like PGAs and digital filters enhance flexibility and performance.

Disadvantages

• Limited number of analog input channels may restrict certain multi-channel applications.
• Higher cost compared to lower-performance ADCs in the market.

Working Principles

The AD9467BCPZRL7-250 operates based on the principle of successive approximation. It converts analog signals into digital data by comparing the input voltage against a reference voltage and iteratively approximating the digital representation.

The analog input signal is sampled at a high rate and then processed through the internal circuitry, including amplification, filtering, and quantization stages. The resulting digital data is then made available for further processing or storage.

Application Field Plans

The AD9467BCPZRL7-250 finds applications in various fields, including:

1. Communications: Used in wireless communication systems for signal processing and baseband applications.
2. Instrumentation: Enables precise measurement and analysis of analog signals in scientific instruments and test equipment.
3. Medical Imaging: Supports the digitization of medical imaging modalities like ultrasound and magnetic resonance imaging (MRI).
4. Radar Systems: Used in radar systems for capturing and processing radar signals.

Alternative Models

For users seeking alternative options, here are some other ADC models with similar capabilities:

1. AD9649BCPZ-250: A 14-bit ADC with a maximum sampling rate of 250 MSPS.
2. AD9250BCPZ-80: A 12-bit ADC with a maximum sampling rate of 80 MSPS.
3. AD9430BCPZ-210: A