Manufacturer Part Number
M74HC4538B1R
Manufacturer
STMicroelectronics
Introduction
The M74HC4538B1R is a high-speed CMOS Monostable Multivibrator fabricated with silicon gate C²MOS technology.
Product Features and Performance
Two independent monostable multivibrators
Schmitt-trigger inputs for noise immunity
Propagation delay of 25 ns
Output current capability of 5.2mA for both high and low levels
Operates across a wide voltage range from 2V to 6V
Wide operating temperature range from -55°C to +125°C
Available in a 16-DIP package for easy mounting
Product Advantages
High noise immunity due to Schmitt trigger inputs
Suitable for a wide range of supply voltages
Capable of driving standard LED indicators directly
Robust performance in extreme temperature conditions
Key Technical Parameters
Logic Type: Monostable
Independent Circuits: 2
Propagation Delay: 25 ns
Voltage Supply: 2 V ~ 6 V
Operating Temperature: -55°C ~ 125°C
Current Output High, Low: 5.2mA, 5.2mA
Quality and Safety Features
Fabricated in a high-reliability technology for enhanced durability and performance stability
Compatibility
Through hole 16-DIP package compatible with standard breadboards and sockets
Application Areas
Timing applications
Pulse generation
Frequency division
Industrial control systems
Product Lifecycle
The product status is listed as obsolete, indicating that it may be nearing the end of its production life. Alternatives or upgrades should be considered for new designs.
Several Key Reasons to Choose This Product
High reliability and noise immunity make it suitable for critical timing and pulse applications.
The dual independent circuits allow for flexibility in design.
Wide operating temperature range enables use in harsh environmental conditions.
Operates effectively across a broad range of supply voltages, making it versatile for various applications.
M74HC4515B1STMicroelectronics