CD4047BCMX

Product Overview

• Category: Integrated Circuit (IC)
• Use: Multivibrator and Oscillator
• Characteristics: Low power consumption, wide operating voltage range, high noise immunity
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Monostable/Astable multivibrator and oscillator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 3V to 18V
• Operating Temperature Range: -55°C to +125°C
• Output Current: ±5.2mA
• Frequency Range: DC to 100kHz
• Triggering Edge: Positive or Negative

Pin Configuration

The CD4047BCMX IC has a total of 14 pins. The pin configuration is as follows:

1. Pin 1: Oscillator Input A
2. Pin 2: Oscillator Input B
3. Pin 3: Ground (GND)
4. Pin 4: Reset (RESET)
5. Pin 5: Control Voltage (CV)
6. Pin 6: Threshold (THRES)
7. Pin 7: Discharge (DISCH)
8. Pin 8: VDD (Positive Power Supply)
9. Pin 9: Output Q
10. Pin 10: Output Q̅ (Complementary Output)
11. Pin 11: Oscillator Output (OSC)
12. Pin 12: Oscillator Output (OSC)
13. Pin 13: Control Voltage (CV)
14. Pin 14: VSS (Negative Power Supply)

Functional Features

• Monostable Mode: Produces a single pulse output of a fixed duration when triggered.
• Astable Mode: Generates continuous square wave output with adjustable frequency and duty cycle.
• Wide Operating Voltage Range: Can operate from 3V to 18V, making it suitable for various applications.
• Low Power Consumption: Consumes minimal power, making it energy-efficient.
• High Noise Immunity: Provides reliable operation even in noisy environments.

Advantages and Disadvantages

Advantages

• Versatile: Can be used as a monostable multivibrator or an astable oscillator.
• Easy to Use: Requires minimal external components for operation.
• Wide Frequency Range: Supports frequencies from DC to 100kHz.
• Stable Output: Provides accurate and stable output waveforms.

Disadvantages

• Limited Output Current: The maximum output current is ±5.2mA, which may not be sufficient for certain applications.
• Temperature Sensitivity: The operating temperature range is limited to -55°C to +125°C.

Working Principles

The CD4047BCMX IC operates based on the principles of multivibrator and oscillator circuits. In the monostable mode, it produces a single pulse output of a fixed duration when triggered by an external signal. In the astable mode, it generates a continuous square wave output with adjustable frequency and duty cycle.

The internal circuitry of the CD4047BCMX consists of flip-flops, resistors, capacitors, and transistors. These components work together to control the timing and oscillation characteristics of the IC.

Detailed Application Field Plans

The CD4047BCMX IC finds applications in various fields, including:

1. Timing Circuits: Used in timing applications where precise pulse generation is required.
2. Power Supply Sequencing: Controls the sequencing of power supplies in electronic systems.
3. Frequency Generation: Generates clock signals for digital circuits and microcontrollers.
4. Motor Speed Control: Used in motor control circuits to adjust the speed of motors.
5. LED Flashers: Produces flashing patterns for LED lights in decorative or signaling applications.

Detailed and Complete Alternative Models

1. CD4047BE: DIP (Dual Inline Package) version of the CD4047BCMX.
2. MC14047B: Equivalent IC manufactured by Motorola.
3. HEF4047BP: Alternative IC produced by NXP Semiconductors.

These alternative models offer similar functionality and can be used as replacements for the CD4047BCMX in various applications.

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