CD74HC4538E: Features, Specs & More
In the world of electronic components, the TI CD74HC4538E stands out as an essential part for digital circuit applications. It is a monostable multivibrator, a key component in pulse generation and timing circuits. In this comprehensive article, we'll delve into the intricacies of the CD74HC4538E, uncovering its definition, key features, specifications, applications, and a closer look at its manufacturer.
Catalog
CD74HC4538E's Overview
The TI CD74HC4538E is a monostable multivibrator integrated circuit (IC) that features dual-element logic functionality. A monostable multivibrator, also known as a one-shot timer, is designed to generate a single output pulse in response to an external trigger. The CD74HC4538E has two monostable multivibrators in a single package, making it a cost-effective and space-saving choice for a variety of timing and pulse-related applications.
Key Features
Let's delve into the standout features that make the CD74HC4538E a standout in the world of electronics:
· It integrates two monostable multivibrators on one chip, providing enhanced functionality in space-constrained designs.
· It supports a typical operating voltage of 2.5V to 5V, offering flexibility in various voltage environments.
· Designed for military-grade applications, it operates reliably in temperatures ranging from -55°C to 125°C.
· With a maximum quiescent current of just 0.008mA, the CD74HC4538E is highly energy-efficient, making it ideal for power-sensitive projects.
· The device features a maximum propagation delay of 250ns at 2V, ensuring quick response times for your timing circuits.
· Leveraging CMOS technology, it provides low power consumption while maintaining high-speed operation.
· The maximum output drive of -5.2mA (high level) and +5.2mA (low level) allows it to interface easily with a variety of circuits.
Specifications
Now, let's take a closer look at the technical specifications that define the capabilities of the CD74HC4538E:
Type | Parameter |
Logic Family | HC |
Logic Function | Monostable Multivibrator |
Number of Elements per Chip | 2 |
Maximum Propagation Delay Time @ Maximum CL (ns) | 250@2V|50@4.5V|43@6V |
Absolute Propagation Delay Time (ns) | 375 |
Process Technology | CMOS |
Maximum High Level Output Current (mA) | -5.2 |
Maximum Low Level Output Current (mA) | 5.2 |
Minimum Operating Supply Voltage (V) | 2 |
Typical Operating Supply Voltage (V) | 2.5|3.3|5 |
Maximum Operating Supply Voltage (V) | 6 |
Maximum Quiescent Current (mA) | 0.008 |
Minimum Operating Temperature (°C) | -55 |
Maximum Operating Temperature (°C) | 125 |
Supplier Temperature Grade | Military |
Packaging | Tube |
Mounting | Through Hole |
Package Height | 5.08(Max) - 0.51(Min) |
Package Width | 6.6(Max) |
Package Length | 19.69(Max) |
PCB changed | 16 |
Standard Package Name | DIP |
Supplier Package | PDIP |
Pin Count | 16 |
Lead Shape | Through Hole |
Applications
Due to its reliability and versatile features, the TI CD74HC4538E is used in a variety of applications, including:
· Timing Circuits: As a monostable multivibrator, it is ideal for generating precise timing pulses in digital circuits.
· Signal Processing: It can be used in signal conditioning circuits to provide precise timing control.
· Pulse Generation: The device is perfect for generating one-shot pulses in various electronic systems, including communication devices and instrumentation.
· Military and Aerospace: With its military-grade temperature range and reliability, the CD74HC4538E is well-suited for defense and aerospace applications.
· Consumer Electronics: It can be used in consumer electronics where timing or pulse generation is necessary, such as in sound systems or timing-dependent controls.
CD74HC4538E's Manufacturer
Texas Instruments (TI), established in 1930, is a global leader in semiconductor and technology solutions, known for its pioneering contributions to the electronics industry. Specializing in the design and manufacture of analog and digital circuits, microcontrollers, and processors, TI has played a pivotal role in shaping technological advancements across diverse sectors, including industrial, automotive, consumer electronics, and communication.
Conclusion
The TI CD74HC4538E is a highly reliable, versatile monostable multivibrator IC, offering an ideal solution for pulse generation, timing, and frequency division applications. With its wide operating voltage range, fast response times, and military-grade temperature resilience, this component is perfect for a variety of electronics projects.
