AD7923SRU-EP-RL7

Product Overview

Category

The AD7923SRU-EP-RL7 belongs to the category of analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data, making it suitable for various applications in industries such as telecommunications, industrial automation, and medical equipment.

Characteristics

• High-resolution: The AD7923SRU-EP-RL7 offers a resolution of 12 bits, ensuring accurate conversion of analog signals.
• Low power consumption: This ADC operates at low power levels, making it energy-efficient and suitable for battery-powered devices.
• Fast conversion rate: With a maximum sampling rate of 1 MSPS (mega samples per second), the AD7923SRU-EP-RL7 can quickly convert analog signals into digital form.
• Wide input voltage range: It supports an input voltage range of 0V to Vref, allowing for versatile signal conversion.

Package and Essence

The AD7923SRU-EP-RL7 comes in a small outline integrated circuit (SOIC) package. Its essence lies in its ability to accurately convert analog signals into digital data, enabling further processing and analysis.

Packaging/Quantity

This product is typically packaged in reels containing 250 units.

Specifications

• Resolution: 12 bits
• Sampling Rate: Up to 1 MSPS
• Input Voltage Range: 0V to Vref
• Power Supply: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOIC

Detailed Pin Configuration

The AD7923SRU-EP-RL7 has a total of 16 pins, each serving a specific function. Here is the detailed pin configuration:

1. VDD: Power supply voltage
2. VREF: Reference voltage for ADC conversion
3. AGND: Analog ground
4. REFOUT: Buffered reference output
5. VIN: Analog input voltage
6. D0-D11: Digital output data bits
7. CS: Chip select input
8. SCLK: Serial clock input
9. SDATA: Serial data output
10. DGND: Digital ground
11. RDY/BSY: Ready/busy status indicator
12. PD: Power-down control input
13. RST: Reset control input
14. NC: No connection
15. NC: No connection
16. VIO: Digital I/O supply voltage

Functional Features

• High-resolution ADC: The AD7923SRU-EP-RL7 offers a 12-bit resolution, ensuring accurate and precise conversion of analog signals.
• Serial interface: It utilizes a serial interface (SPI) for communication with microcontrollers or other digital devices.
• Low power consumption: This ADC operates at low power levels, making it suitable for battery-powered applications.
• Flexible input range: The AD7923SRU-EP-RL7 supports a wide input voltage range, allowing for versatile signal conversion.

Advantages and Disadvantages

Advantages

• High-resolution conversion for accurate data acquisition.
• Low power consumption, ideal for portable and battery-powered devices.
• Fast conversion rate enables real-time signal processing.
• Wide input voltage range provides flexibility in signal conversion.

Disadvantages

• Limited to 12-bit resolution, which may not be sufficient for certain high-precision applications.
• Requires an external reference voltage source for accurate conversion.

Working Principles

The AD7923SRU-EP-RL7 operates based on the successive approximation register (SAR) architecture. It samples the analog input voltage and converts it into a digital representation using a binary search algorithm. The converted digital data is then outputted through the serial interface for further processing.

Detailed Application Field Plans

The AD7923SRU-EP-RL7 finds applications in various fields, including:

1. Telecommunications: Used for signal processing and data acquisition in communication systems.
2. Industrial Automation: Enables precise measurement and control of analog signals in industrial processes.
3. Medical Equipment: Utilized for accurate data acquisition in medical devices such as patient monitoring systems and diagnostic equipment.

Detailed and Complete Alternative Models

1. AD7920: Similar to the AD7923SRU-EP-RL7 but with a lower resolution of 10 bits.
2. AD7915: Offers a higher resolution of 14 bits for more precise analog-to-digital conversion.
3. AD7980: Provides a higher sampling rate of 2 MSPS for faster signal acquisition.

These alternative models offer different specifications and features, allowing users to choose the most suitable ADC for their specific application requirements.

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