AD7853ANZ

Product Overview

Category

AD7853ANZ belongs to the category of analog-to-digital converters (ADCs).

Use

It is primarily used for converting analog signals into digital data.

Characteristics

• High precision conversion
• Low power consumption
• Wide input voltage range
• Fast conversion speed

Package

AD7853ANZ comes in a standard 28-pin plastic dual in-line package (PDIP).

Essence

The essence of AD7853ANZ lies in its ability to accurately convert analog signals into digital form, enabling further processing and analysis.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Resolution: 12 bits
• Input Voltage Range: ±10V
• Conversion Time: 1.25 µs
• Power Supply: +5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VDD: Power supply positive terminal
2. VREF: Reference voltage input
3. AGND: Analog ground
4. VIN: Analog input voltage
5. D7: Digital output bit 7
6. D6: Digital output bit 6
7. D5: Digital output bit 5
8. D4: Digital output bit 4
9. D3: Digital output bit 3
10. D2: Digital output bit 2
11. D1: Digital output bit 1
12. D0: Digital output bit 0
13. CS: Chip select input
14. RD: Read control input
15. WR: Write control input
16. ALE: Address latch enable input
17. INT/REFOUT: Interrupt output/reference voltage output
18. REFSEL: Reference voltage selection input
19. CLK: Clock input
20. DGND: Digital ground 21-28: NC (No Connection)

Functional Features

• High-resolution conversion for accurate data acquisition
• Fast conversion time enables real-time processing
• Wide input voltage range allows for versatile applications
• Low power consumption for energy-efficient operation
• Multiple digital output bits provide detailed digital representation of analog signals

Advantages and Disadvantages

Advantages

• High precision conversion ensures accurate data acquisition
• Fast conversion speed enables real-time processing
• Wide input voltage range allows for versatile applications
• Low power consumption for energy-efficient operation

Disadvantages

• Limited resolution compared to higher-end ADCs
• No built-in voltage reference, requiring an external reference source

Working Principles

AD7853ANZ operates on the principle of successive approximation. It samples the analog input voltage and compares it with a reference voltage. By iteratively adjusting the digital code, it converges towards the closest digital representation of the analog signal.

Detailed Application Field Plans

AD7853ANZ finds applications in various fields, including: 1. Industrial automation 2. Data acquisition systems 3. Instrumentation and measurement equipment 4. Medical devices 5. Communication systems

Detailed and Complete Alternative Models

1. AD7854ANZ: Similar specifications but with 14-bit resolution
2. AD7856ANZ: Higher resolution (16-bit) version with extended temperature range
3. AD7858ANZ: Lower power consumption variant with 10-bit resolution

These alternative models offer different trade-offs in terms of resolution, temperature range, and power consumption, allowing users to choose the most suitable option for their specific requirements.

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