74HCT4538PW,112

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Multivibrator and Timer
• Characteristics: High-speed operation, low power consumption
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Dual precision monostable multivibrator
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +125°C
• Output Current: ±25mA
• Propagation Delay Time: 20ns (typical)

Detailed Pin Configuration

1. VCC: Positive supply voltage
2. GND: Ground reference
3. Rext: External resistor for timing control
4. Cext: External capacitor for timing control
5. MR: Master Reset input
6. Qn: Negative output
7. Q: Positive output
8. CP: Clock input

Functional Features

• Dual monostable multivibrator with independent trigger inputs
• Precision control of output pulse width
• Schmitt-trigger action on all inputs allows slow input transition and better noise immunity
• Wide operating voltage range enables use in various applications
• Low power consumption makes it suitable for battery-powered devices

Advantages

• High-speed operation allows for quick response times
• Low power consumption prolongs battery life
• Precision control of output pulse width ensures accurate timing
• Schmitt-trigger action provides improved noise immunity
• Wide operating voltage range enhances versatility

Disadvantages

• Limited output current may restrict usage in certain applications
• Propagation delay time may affect timing accuracy in high-speed applications

Working Principles

The 74HCT4538PW,112 is a dual precision monostable multivibrator. It generates a single output pulse of a specific width when triggered by an external signal. The timing of the output pulse is determined by an external resistor (Rext) and capacitor (Cext). The IC features independent trigger inputs (MR) for each multivibrator, allowing precise control over the output pulse width.

Detailed Application Field Plans

• Timing circuits in electronic devices
• Pulse generation for digital systems
• Frequency division and synchronization applications
• Precision timing in communication systems
• Control signals in industrial automation

Detailed and Complete Alternative Models

• CD4538BCN: Dual Precision Monostable Multivibrator
• MC14538B: Dual Precision Retriggerable/Resettable Monostable Multivibrator
• HEF4538BP: Dual Precision Monostable Multivibrator

Note: This list is not exhaustive and other alternative models may exist.

This entry provides an overview of the 74HCT4538PW,112 integrated circuit. It includes basic information such as its category, use, characteristics, package, essence, and packaging/quantity details. The specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models are also discussed.