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Product attributes Property Value
Manufacturer Harris Corporation
Product Series
Packaging Bulk |
Number of Bits 12
Sampling Rate (Per Second) -
Number of Inputs 2
Input Type Single Ended
Data Interface Parallel
Configuration ADC
Ratio - S/H:ADC 0:1
Number of A/D Converters 1
Architecture SAR
Reference Type External, Internal
Voltage - Supply, Analog ±12V ~ 15V
Voltage - Supply, Digital ±12V ~ 15V
Features -
Operating Temperature 0°C ~ 75°C
Mounting Type Through Hole
Grade -
Qualification -
Package / Case 28-DIP (0.600", 15.24mm)
Supplier Device Package 28-PDIP

The HI3-774K-5 is a 12-bit analog-to-digital converter from Harris Corporation, designed for reliable and straightforward analog-to-digital conversion. Featuring 2 input channels and a parallel interface, this ADC provides fast data transfer to digital systems. With both external and internal reference options, it offers flexibility in voltage scaling. Housed in a 28-DIP package, the HI3-774K-5 operates from 0°C to 75°C, making it suitable for laboratory and industrial applications where simplicity and durability are key.

  • Simple Parallel Interface: Direct connection to microprocessors without complex serial protocols, simplifying design.
  • Dual Channel Input: Allows simultaneous conversion of two analog signals, increasing system throughput.
  • Flexible Reference: Supports both external and internal references, adapting to various input voltage ranges.
  • Robust DIP Package: Easy to breadboard and solder, ideal for prototyping and educational use.
  • Proven Reliability: Harris Corporation's legacy design ensures stable performance in industrial environments.

Legacy Industrial Control Systems

The HI3-774K-5's parallel interface and 12-bit resolution make it suitable for retrofitting older industrial control systems that require direct digital output for process monitoring and control.

Laboratory Test Equipment

With dual channels and 12-bit accuracy, this ADC is ideal for benchtop instruments like digital multimeters and oscilloscopes, providing reliable conversion of analog test signals.

Data Acquisition Boards

The parallel output allows for straightforward integration into ISA or PCI data acquisition cards, enabling high-speed sampling for scientific research and engineering analysis.

Audio Signal Digitization

Although not high-resolution, the 12-bit ADC can be used in vintage audio equipment for digitizing analog audio signals, offering a simple parallel interface for DSP integration.

Educational Electronics Labs

Its DIP package and simple parallel interface make the HI3-774K-5 an excellent choice for teaching ADC principles in university electronics courses.

Q: What is the HI3-774K-5 ADC?
A: The HI3-774K-5 is a 12-bit analog-to-digital converter from Harris Corporation with a parallel interface and dual-channel input.
Q: What is the resolution of the HI3-774K-5?
A: It provides 12-bit resolution, offering 4096 discrete levels for accurate analog-to-digital conversion.
Q: How many channels does the HI3-774K-5 support?
A: This ADC has 2 input channels, allowing two separate analog signals to be converted.
Q: What interface does the HI3-774K-5 use?
A: It uses a parallel interface, enabling high-speed data transfer to microprocessors or digital logic.
Q: What is the architecture of the HI3-774K-5?
A: The architecture is a standard ADC (successive approximation type), with both external and internal reference options.
Q: What package is the HI3-774K-5 available in?
A: It comes in a 28-DIP (0.600", 15.24mm) package, operating from 0°C to 75°C.
Base Product Number : HI3-774K
12-bit 2-channel ADC Analog-to-Digital Converter DIP-28 Harris HI3-774K Parallel Interface
Q: What is the HI3-774K-5 ADC?
A: The HI3-774K-5 is a 12-bit analog-to-digital converter from Harris Corporation with a parallel interface and dual-channel input.
Q: What is the resolution of the HI3-774K-5?
A: It provides 12-bit resolution, offering 4096 discrete levels for accurate analog-to-digital conversion.
Q: How many channels does the HI3-774K-5 support?
A: This ADC has 2 input channels, allowing two separate analog signals to be converted.
Q: What interface does the HI3-774K-5 use?
A: It uses a parallel interface, enabling high-speed data transfer to microprocessors or digital logic.
Q: What is the architecture of the HI3-774K-5?
A: The architecture is a standard ADC (successive approximation type), with both external and internal reference options.
Q: What package is the HI3-774K-5 available in?
A: It comes in a 28-DIP (0.600", 15.24mm) package, operating from 0°C to 75°C.