Manufacturer Part Number
MM74C923N
Manufacturer
onsemi
Introduction
The MM74C923N is a 20-Key Encoder designed for encoding digit keys into a binary output.
Product Features and Performance
Encodes 20 keys into a binary output
Operates on a single supply voltage
Supports a wide range of supply voltages from 3V to 15V
Has a 9:4 circuit configuration
Provides output current of 15mA high and 16mA low
Can operate in temperatures ranging from -40°C to 85°C
Product Advantages
Versatility in supply voltage accommodating various design requirements
Suitable for high temperature operations
Direct interfacing with other logic components due to standardized output levels
Key Technical Parameters
Circuit Type: 1 x 9:4
Current Output High, Low: 15mA, 16mA
Voltage Supply: 3V ~ 15V
Operating Temperature: -40°C ~ 85°C
Package: 20-DIP (0.300", 7.62mm)
Quality and Safety Features
Manufactured by onsemi, known for high-quality and reliable components
Meets standard operation conditions and temperatures for logic devices
Compatibility
Through hole mounting type allows compatibility with standard PCB designs
Single supply source requirement for easier integration
Application Areas
Designed for use in keyboard encoding
Utility in digital systems requiring key entry interfaces
Product Lifecycle
Obsolete status indicates that the product is no longer being manufactured
Users should seek replacements or upgrades for new designs
Several Key Reasons to Choose This Product
High reliability and manufacturer quality assurance from onsemi
Flexibility in voltage supply for a diverse range of applications
Suitable for applications requiring temperature resilience and straightforward integration into existing systems
Provides a compact and efficient solution for key encoding tasks