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Part No AD7820KN
Manufacturer Analog Devices Inc.
Catalog Hard To Find
Rohs State Need to verify

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Pricing & Ordering $14.3994 Historical reference price : is the price that a customer announces that it is willing to pay for this component in the previous period, only for reference.
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Availability: 3,640 pieces
MOQ: 3 pcs
Order Increment : 1 pcs
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Products specifications

Categories Integrated Circuits
Manufacturer Analog Devices Inc.
Packaging Tube
Status Obsolete
Resolution 8
Number of Inputs 1
Input Type Single Ended
Data Interface Parallel
Configuration S/H-ADC
Number of A/D Converters 1
Architecture Flash
Reference Type External
Supply Voltage , Analog 5V
Supply Voltage , Digital 5V
Temperature Range - Operating -40°C ~ 85°C
Manufacturer Package 20-DIP
Supplier Device Package 20-PDIP
Mounting Style Through Hole
Family Part Number AD7820
Manufacturer Pack Quantity 18
MSL Level 1 (Unlimited)
Win Source Part Number 1137728-AD7820KN
Manufacturer Homepage
Popularity Medium
Fake Threat In the Open Market 29 pct.
Supply and Demand Status Limited


The AD7820KN is a high-speed, microprocessor-compatible, 8-bit analog-to-digital converter (ADC) from the renowned manufacturer Analog Devices Inc. Designed with advanced CMOS technology, this ADC delivers exceptional performance for applications requiring quick and accurate digital representation of analog signals.

Key Features

  • High-Speed Conversion: The AD7820KN boasts a fast conversion time of 1.75 µs, making it an ideal choice for high-speed data acquisition systems and real-time signal processing.
  • Resolution: With an 8-bit resolution, it provides 256 discrete digital values, offering a fine granularity for a wide range of analog inputs.
  • Single +5V Supply: Operating on a single +5V power supply, the AD7820KN simplifies power management in systems where power efficiency and minimization are crucial.
  • Microprocessor Compatibility: The device includes a versatile control logic interface, allowing for easy integration with various microprocessors or digital systems.
  • Low Power Consumption: It features a low power design, consuming typically just 15 mW, which is reduced to 10 µW in standby mode, thus extending the life of battery-powered devices.


Due to its speed and accuracy, the AD7820KN is suitable for a multitude of applications, including:

  • Digital signal processing (DSP)
  • High-speed data acquisition
  • Medical imaging systems
  • Instrumentation and control systems
  • Communication systems

Package and Quality

The AD7820KN is offered in a 20-pin PDIP (Plastic Dual In-line Package), ensuring robustness and ease of handling for PCB mounting. Analog Devices Inc. is committed to high-quality standards, and this product is no exception. It is designed to meet the stringent requirements of industrial and commercial applications.


The AD7820KN from Analog Devices Inc. is a top-of-the-line ADC that provides both speed and precision. Its compatibility with microprocessors, low power consumption, and ease of integration make it a versatile and efficient choice for designers and engineers looking to enhance their digital systems with reliable analog-to-digital conversion capabilities.

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