MC145483DWR2

Product Overview

Category: Integrated Circuit (IC)

Use: The MC145483DWR2 is a versatile integrated circuit primarily used for audio signal processing and modulation. It is commonly employed in various communication systems, such as telecommunication devices, radios, and audio equipment.

Characteristics: - High-quality audio signal processing - Modulation capabilities - Compact size and low power consumption - Wide operating voltage range - Robust performance in different environmental conditions

Package: The MC145483DWR2 is available in a small outline package (SOIC) with 16 pins. This package offers excellent thermal dissipation and ease of integration into electronic circuits.

Essence: The essence of the MC145483DWR2 lies in its ability to process audio signals efficiently and modulate them according to specific requirements. It enables clear and reliable audio transmission in various communication systems.

Packaging/Quantity: The MC145483DWR2 is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

The MC145483DWR2 features the following specifications:

• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Audio Sampling Rate: Up to 48 kHz
• Modulation Frequency Range: 20 Hz to 20 kHz
• Total Harmonic Distortion: <0.1%
• Signal-to-Noise Ratio: >90 dB
• Package Dimensions: 10.3mm x 7.5mm x 2.35mm

Detailed Pin Configuration

The MC145483DWR2 has 16 pins arranged as follows:

1. VDD: Positive supply voltage
2. GND: Ground reference
3. XIN: Crystal oscillator input
4. XOUT: Crystal oscillator output
5. VREF: Reference voltage output
6. AGND: Analog ground reference
7. MICIN: Microphone input
8. MICBIAS: Bias voltage for microphone
9. LINEIN: Line-level audio input
10. LOUT: Left channel audio output
11. ROUT: Right channel audio output
12. MOD: Modulation control input
13. CLK: Clock input
14. DATA: Serial data input/output
15. LRCK: Left/right channel select
16. MCLK: Master clock input

Functional Features

The MC145483DWR2 offers the following functional features:

1. Audio Signal Processing: The IC provides high-quality processing of audio signals, including amplification, filtering, and equalization.
2. Modulation Capability: It allows modulation of audio signals for various applications, such as frequency modulation (FM) or amplitude modulation (AM).
3. Clock Synchronization: The IC synchronizes its internal operations with an external master clock signal.
4. Serial Data Interface: It supports a serial data interface for easy integration with microcontrollers or other digital devices.
5. Low Power Consumption: The IC is designed to operate efficiently with low power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High-quality audio signal processing - Versatile modulation capabilities - Compact size for space-constrained designs - Wide operating voltage range for flexibility - Robust performance in different environmental conditions

Disadvantages: - Limited number of input/output channels - Requires external components for complete audio system integration - Relatively higher cost compared to some alternatives

Working Principles

The MC145483DWR2 operates based on integrated circuit technology and utilizes various internal components, such as amplifiers, filters, and modulators. It receives audio signals from input sources, processes them according to the selected modulation scheme, and outputs the modulated signals for transmission or further processing.

The IC's clock synchronization ensures precise timing of its internal operations, while the serial data interface facilitates communication with external devices. The low power consumption design allows efficient operation even in battery-powered applications.

Detailed Application Field Plans

The MC145483DWR2 finds extensive application in the following fields:

1. Telecommunication Devices: Used in telephones, mobile phones, and voice communication systems for audio signal processing and modulation.
2. Radios: Employed in radio receivers and transmitters for audio processing and modulation, enabling clear and reliable audio transmission.
3. Audio Equipment: Integrated into audio systems, such as amplifiers, mixers, and recording devices, to enhance audio quality and provide modulation capabilities.

Detailed and Complete Alternative Models

1. MC145483DW: Similar to MC145483DWR2 but available in a different package (SOIC-20).
2. MC145483P: DIP package alternative with similar functionality.
3. MC145483FN: QFN package alternative offering