CD74HCT4538M96G4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Multivibrator and Timer
• Characteristics: High-speed CMOS logic, dual retriggerable monostable multivibrator
• Package: SOIC-16
• Essence: The CD74HCT4538M96G4 is a high-speed CMOS logic IC that functions as a dual retriggerable monostable multivibrator. It is commonly used in applications where precise timing and pulse generation are required.
• Packaging/Quantity: The CD74HCT4538M96G4 is available in a standard SOIC-16 package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 15 ns (typical)
• Trigger Pulse Width: 20 ns (minimum)
• Output Current: ±4 mA (maximum)

Detailed Pin Configuration

The CD74HCT4538M96G4 has a total of 16 pins, which are assigned specific functions:

1. Pin 1: Output Q1
2. Pin 2: Ground (GND)
3. Pin 3: Trigger Input A
4. Pin 4: Reset Input B
5. Pin 5: Control Voltage Input VCC
6. Pin 6: Threshold Input C
7. Pin 7: Discharge Output Q2
8. Pin 8: Output Q2
9. Pin 9: Discharge Input D
10. Pin 10: Control Voltage Input VBB
11. Pin 11: Threshold Input E
12. Pin 12: Reset Output F
13. Pin 13: Trigger Output G
14. Pin 14: VCC
15. Pin 15: Output Q1
16. Pin 16: Ground (GND)

Functional Features

• Dual retriggerable monostable multivibrator
• Precise timing control with adjustable pulse width
• Wide operating voltage range
• High-speed CMOS logic for fast operation
• Low power consumption
• Schmitt-trigger inputs for noise immunity

Advantages and Disadvantages

Advantages: - Flexible timing control with adjustable pulse width - Reliable performance in a wide range of operating conditions - Low power consumption makes it suitable for battery-powered applications - Schmitt-trigger inputs provide excellent noise immunity

Disadvantages: - Limited output current capacity may not be suitable for driving high-power loads - Requires external components for complete functionality - Not suitable for applications requiring very long pulse widths

Working Principles

The CD74HCT4538M96G4 operates as a dual retriggerable monostable multivibrator. It generates a pulse of a specific width when triggered by an external signal. The pulse width can be adjusted using the control voltage inputs. The device can be reset using the reset input, and the output can be discharged using the discharge input.

Detailed Application Field Plans

The CD74HCT4538M96G4 finds applications in various fields where precise timing and pulse generation are crucial. Some common application areas include:

1. Timing circuits in digital systems
2. Pulse-width modulation (PWM) control
3. Frequency division and counting circuits
4. Precision timing in communication systems
5. Industrial automation and control systems
6. Test and measurement equipment

Detailed and Complete Alternative Models

1. CD74HC4538E: Similar functionality but operates at a higher voltage range (2V to 6V)
2. CD74HCT4538M96: Same functionality but available in a different package (SOIC-14)
3. MC14538B: Dual retriggerable monostable multivibrator with similar characteristics

Note: This is not an exhaustive list, and there may be other alternative models available from different manufacturers.

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