CD4047BE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Multivibrator and Oscillator
• Characteristics: Low-power, Monostable/Astable operation, Wide supply voltage range
• Package: DIP (Dual In-line Package)
• Essence: CMOS (Complementary Metal-Oxide-Semiconductor) technology
• Packaging/Quantity: Tube/25 pieces

Specifications

• Supply Voltage Range: 3V to 18V
• Operating Temperature Range: -55°C to +125°C
• Output Current: ±5mA
• Frequency Range: 0.01Hz to 1MHz
• Triggering Pulse Width: 10µs

Detailed Pin Configuration

The CD4047BE IC has a total of 14 pins, which are assigned specific functions as follows:

1. Pin 1 (OSC1): Oscillator input 1
2. Pin 2 (OSC2): Oscillator input 2
3. Pin 3 (VDD): Positive power supply
4. Pin 4 (RESET): Reset input
5. Pin 5 (TRIGGER): Trigger input
6. Pin 6 (OUTPUT): Output
7. Pin 7 (GND): Ground
8. Pin 8 (CONTROL): Control voltage input
9. Pin 9 (THRES): Threshold input
10. Pin 10 (DISCHARGE): Discharge pin
11. Pin 11 (OUTB): Complementary output B
12. Pin 12 (OUTA): Complementary output A
13. Pin 13 (VSS): Negative power supply
14. Pin 14 (OSC): Oscillator output

Functional Features

• Monostable Operation: The CD4047BE can be configured as a monostable multivibrator, producing a single pulse output of a specific duration.
• Astable Operation: It can also function as an astable multivibrator, generating continuous square wave output.
• Wide Supply Voltage Range: The IC operates over a wide range of supply voltages, making it suitable for various applications.
• Low Power Consumption: CD4047BE is designed to consume minimal power, ensuring energy efficiency.

Advantages and Disadvantages

Advantages: - Versatile functionality as both monostable and astable multivibrator - Wide operating voltage range allows flexibility in different power supply scenarios - Low power consumption makes it suitable for battery-powered devices

Disadvantages: - Limited output current capability restricts its use in high-power applications - Not suitable for precise timing applications due to inherent variations in CMOS technology

Working Principles

The CD4047BE utilizes CMOS technology to generate oscillations. In monostable mode, an external trigger pulse initiates the timing cycle, resulting in a single pulse output. In astable mode, the IC continuously oscillates between two stable states, producing a square wave output. The timing components connected to the oscillator inputs determine the frequency and pulse width of the output waveform.

Detailed Application Field Plans

The CD4047BE finds application in various fields, including:

1. Timing Circuits: It is commonly used in timing circuits for controlling delays, pulse generation, and synchronization.
2. Frequency Generation: The IC is utilized in applications requiring precise frequency generation, such as clock circuits and frequency synthesizers.
3. Power Inverters: CD4047BE is employed in power inverters to convert DC power into AC power, enabling applications like solar power systems and uninterruptible power supplies (UPS).
4. Motor Control: It can be used in motor control circuits to generate variable frequency drives (VFDs) for controlling the speed of motors.
5. Audio Applications: The IC is suitable for audio applications like tone generation, sound effects, and musical instrument circuits.

Detailed and Complete Alternative Models

Some alternative models to CD4047BE include:

1. NE555: A popular timer IC with similar functionality but different pin configuration.
2. MC14538B: A dual retriggerable/resettable monostable multivibrator IC.
3. ICM7555: A low-power CMOS version of the NE555 timer IC.
4. XR-2206: A function generator IC capable of generating sine, square, and triangle waveforms.

These alternative models offer similar features and can be used as substitutes depending on specific requirements.

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