Manufacturer Part Number
MM74HC139M
Manufacturer
onsemi
Introduction
The MM74HC139M is part of the high-speed Si-gate CMOS devices and it integrates two 2-to-4 line decoders in a single package.
Product Features and Performance
High-Speed CMOS technology
Two independent 2-to-4 decoders
Low Quiescent Current: 80uA maximum (typical)
Output Drive Capability: 10 LSTTL Loads
Standardized, symmetrical output characteristics
Maximum propagation delay was given at a voltage of 5V and a temperature of 25°C
Product Advantages
Optimized for low power consumption
High noise immunity
Functional at a broad range of Voltage: 2V to 6V
Suitable for a variety of operating conditions with a temperature range from -40°C to 85°C
Key Technical Parameters
Type: Decoder/Demultiplexer
Circuit: 1 x 2:4
Independent Circuits: 2
Current - Output High, Low: 5.2mA, 5.2mA
Voltage Supply Source: Single Supply
Voltage - Supply: 2V ~ 6V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Compliance with RoHS requirements
Designed for rugged usage with a wide temperature range
Compatibility
Compatible with TTL, HTL and CMOS logic signal levels
Application Areas
Used in system-level Address Decoding
Ideal for memory chip select decoding
Applications requiring data routing
Product Lifecycle
Obsolete - likely nearing discontinuation
Potential for sourcing difficulties
Users should seek replacements or upgrades
Several Key Reasons to Choose This Product
High functional integration saves board space
Reduced power consumption for energy-sensitive applications
Flexible use with a wide range of power supplies
High-reliability industry-standard 74HC series logic device
Ease of use with multiple logic families due to seamless compatibility
Suitable for harsh environments with a wide operating temperature range