AD7224KRZ-18

Product Overview

Category

AD7224KRZ-18 belongs to the category of digital-to-analog converters (DACs).

Use

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

Characteristics

• Resolution: 8 bits
• Voltage Reference: Internal
• Supply Voltage: 2.7V to 5.5V
• Package Type: 24-Lead SOIC
• Temperature Range: -40°C to +85°C

Package and Quantity

The AD7224KRZ-18 comes in a 24-Lead Small Outline Integrated Circuit (SOIC) package. It is typically sold in quantities of one unit.

Specifications

Electrical Specifications

• Resolution: 8 bits
• Integral Nonlinearity (INL): ±1 LSB (max)
• Differential Nonlinearity (DNL): ±0.5 LSB (max)
• Output Voltage Range: 0V to VREF
• Power Supply Voltage Range: 2.7V to 5.5V
• Power Consumption: 3.5mW (typ)

Timing Specifications

• Conversion Time: 10µs (max)
• Update Rate: 100kHz (max)

Pin Configuration

The AD7224KRZ-18 has a total of 24 pins, which are assigned specific functions as follows:

1. VOUTA - Analog Output A
2. VOUTB - Analog Output B
3. VOUTC - Analog Output C
4. VOUTD - Analog Output D
5. AGND - Analog Ground
6. VDD - Positive Power Supply
7. VREF - Reference Voltage Input
8. DGND - Digital Ground
9. DB0 - Data Bit 0
10. DB1 - Data Bit 1
11. DB2 - Data Bit 2
12. DB3 - Data Bit 3
13. DB4 - Data Bit 4
14. DB5 - Data Bit 5
15. DB6 - Data Bit 6
16. DB7 - Data Bit 7
17. WR - Write Input
18. CS - Chip Select Input
19. RD - Read Input
20. A0 - Address Input 0
21. A1 - Address Input 1
22. A2 - Address Input 2
23. A3 - Address Input 3
24. VLOGIC - Logic Power Supply

Functional Features

• High-resolution digital-to-analog conversion
• Internal voltage reference for ease of use
• Wide supply voltage range for flexibility
• Low power consumption for energy efficiency
• Fast conversion time and update rate for real-time applications

Advantages and Disadvantages

Advantages

• High resolution provides accurate analog output
• Internal voltage reference simplifies circuit design
• Wide supply voltage range allows for compatibility with various systems
• Low power consumption reduces energy usage
• Fast conversion time and update rate enable real-time applications

Disadvantages

• Limited resolution of 8 bits may not be sufficient for certain high-precision applications
• Single-ended analog outputs may limit compatibility with differential input systems

Working Principles

The AD7224KRZ-18 is a digital-to-analog converter that utilizes an internal voltage reference to convert digital signals into corresponding analog voltages. It operates by receiving digital input data and converting it into an 8-bit binary code. This code is then decoded and converted into an analog voltage, which is output through the four analog output channels.

Application Field Plans

The AD7224KRZ-18 can be used in various applications, including: - Industrial automation - Process control systems - Data acquisition systems - Instrumentation and measurement equipment - Audio and video signal processing

Alternative Models

Some alternative models that offer similar functionality to the AD7224KRZ-18 include: - AD7224 - 8-Bit, High-Speed, Low-Power DAC - AD7302 - Dual, 8-Bit, Voltage Output DAC - AD5621 - 12-Bit, Serial Input, Voltage Output DAC - AD5662 - 16-Bit, Serial Input, Voltage Output DAC

These alternative models provide different resolution options and additional features to suit specific application requirements.

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