AD9761ARSZ

Product Overview

• Category: Analog-to-Digital Converter (ADC)
• Use: Converts analog signals into digital data for processing or storage
• Characteristics:
  • High-speed and high-resolution ADC
  • Low power consumption
  • Small form factor
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Converts continuous analog signals into discrete digital values
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Resolution: 16 bits
• Sampling Rate: Up to 125 MSPS (Mega Samples Per Second)
• Input Voltage Range: ±2 V
• Power Supply: +5 V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AD9761ARSZ has a total of 28 pins. The pin configuration is as follows:

1. REFOUT
2. REFIN
3. AGND
4. AVDD
5. DVDD
6. DGND
7. D[15]
8. D[14]
9. D[13]
10. D[12]
11. D[11]
12. D[10]
13. D[9]
14. D[8]
15. D[7]
16. D[6]
17. D[5]
18. D[4]
19. D[3]
20. D[2]
21. D[1]
22. D[0]
23. FS
24. CLK
25. SDATA
26. SCLK
27. CS
28. RESET

Functional Features

• High-speed conversion with low latency
• Excellent linearity and accuracy
• Flexible input voltage range
• Serial interface for easy integration with microcontrollers or DSPs
• Built-in reference voltage generator

Advantages

• High resolution and sampling rate for accurate signal capture
• Low power consumption for energy-efficient applications
• Small form factor allows for compact designs
• Wide operating temperature range for versatile usage

Disadvantages

• Limited input voltage range compared to some other ADCs
• Requires external components for proper operation
• Higher cost compared to lower-end ADCs

Working Principles

The AD9761ARSZ operates based on the successive approximation method. It samples the analog input voltage and converts it into a digital value using an internal comparator and a digital-to-analog converter (DAC). The converted digital data is then output through the serial interface.

Detailed Application Field Plans

The AD9761ARSZ is commonly used in various applications, including:

1. Communications: Digital radio systems, software-defined radios, wireless base stations.
2. Test and Measurement: Oscilloscopes, spectrum analyzers, data acquisition systems.
3. Industrial Automation: Process control, robotics, instrumentation.
4. Medical Imaging: Ultrasound machines, MRI scanners, patient monitoring systems.
5. Audio Processing: Professional audio equipment, sound cards, audio mixers.

Alternative Models

Here are some alternative models that offer similar functionality:

1. AD9762ARSZ: 14-bit resolution, 250 MSPS sampling rate.
2. AD9763ARSZ: 12-bit resolution, 500 MSPS sampling rate.
3. AD9764ARSZ: 10-bit resolution, 1 GSPS sampling rate.
4. AD9765ARSZ: 8-bit resolution, 2 GSPS sampling rate.

These alternatives provide options with varying resolutions and sampling rates to suit different application requirements.

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