規格
| 屬性 | 價值 |
| Package / Case | Tube |
| Part Status | Obsolete |
| Type | PCM, Filter |
| Data Interface | PCM Audio Interface |
| Resolution(Bits) | 13 b |
| Number of AD Cs / DA Cs | 1 / 1 |
| Sigma Delta | No |
| Voltage - Supply, Digital | 2.7V ~ 5.25V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
概述
Description
The MC145483SD is an integrated circuit designed by Motorola (now part of NXP Semiconductors) for digital voice processing applications. It is a part of the MC145483 series, which are PCM (Pulse Code Modulation) codec/filters. These devices are used in telecommunication systems for converting analog audio signals into digital form and vice versa, enabling efficient digital transmission and storage.
Key features of the MC145483SD include:
1. 16-bit linear PCM: Provides high-quality audio conversion.
2. Integrated filters: Includes both transmit and receive filters to meet telecommunication standards.
3. Low power consumption: Suitable for battery-powered applications.
4. Single supply operation: Simplifies power requirements by operating from a single voltage supply.
5. Small package size: Available in SOP (Small Outline Package) for space-constrained applications.
The MC145483SD is typically used in digital telephony, voice storage devices, and other audio processing systems. Its reliable performance and integration of key telecommunication functions make it a valuable component in modern digital voice communication technologies.
Key features of the MC145483SD include:
1. 16-bit linear PCM: Provides high-quality audio conversion.
2. Integrated filters: Includes both transmit and receive filters to meet telecommunication standards.
3. Low power consumption: Suitable for battery-powered applications.
4. Single supply operation: Simplifies power requirements by operating from a single voltage supply.
5. Small package size: Available in SOP (Small Outline Package) for space-constrained applications.
The MC145483SD is typically used in digital telephony, voice storage devices, and other audio processing systems. Its reliable performance and integration of key telecommunication functions make it a valuable component in modern digital voice communication technologies.
Equivalent
The MC145483SD is an 8-bit A/D and D/A converter used in voiceband audio processing. Equivalent products include the TI TLC320AD77C, Maxim Integrated MAX197, and Analog Devices AD73311. These alternatives offer similar functionality in terms of audio signal conversion. Always verify the specific application requirements, such as pin compatibility and performance characteristics, before selecting an equivalent.
Features
The MC145483SD is a monolithic PCM (Pulse Code Modulation) Codec-Filter designed for voice telecommunication applications. Key features include:
1. Compliance and Compatibility: Adheres to ITU-T recommendations G.711 for PCM companding laws, providing both μ-law and A-law companding options.
2. Conversion: High-performance A/D and D/A conversion capabilities with a sample rate of 8 kHz, suitable for voiceband applications.
3. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered devices.
4. Integrated Filters: Features anti-aliasing filters, smoothing filters, and digital Delta-Sigma and DAC interpolation filters.
5. Package and Interface: Offered in a small SOIC package for space efficiency. It uses a simple serial interface for easy integration with microcontrollers and digital signal processors.
6. Signal Quality: Ensures high signal-to-noise ratio and low total harmonic distortion, enhancing audio quality.
7. Temperature Range: Operates over a wide temperature range, making it versatile for various environments.
These features make the MC145483SD ideal for a variety of telecommunication applications, including digital telephones and voice data systems.
1. Compliance and Compatibility: Adheres to ITU-T recommendations G.711 for PCM companding laws, providing both μ-law and A-law companding options.
2. Conversion: High-performance A/D and D/A conversion capabilities with a sample rate of 8 kHz, suitable for voiceband applications.
3. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered devices.
4. Integrated Filters: Features anti-aliasing filters, smoothing filters, and digital Delta-Sigma and DAC interpolation filters.
5. Package and Interface: Offered in a small SOIC package for space efficiency. It uses a simple serial interface for easy integration with microcontrollers and digital signal processors.
6. Signal Quality: Ensures high signal-to-noise ratio and low total harmonic distortion, enhancing audio quality.
7. Temperature Range: Operates over a wide temperature range, making it versatile for various environments.
These features make the MC145483SD ideal for a variety of telecommunication applications, including digital telephones and voice data systems.
Pinout
The MC145483SD is an 8-pin PCM (Pulse Code Modulation) codec-filter integrated circuit. Its primary function is to perform analog-to-digital and digital-to-analog conversion, making it suitable for applications in digital telecommunication systems like voice transmission. Here's a brief overview of its pins and functions:
1. VDD: Power supply voltage.
2. VSS: Ground connection.
3. DIN: Serial data input for PCM data.
4. DOUT: Serial data output for PCM data.
5. BCLK: Bit clock input/output for synchronizing data transfer.
6. FS: Frame synchronization input/output for aligning PCM data frames.
7. VAG: Analog ground voltage reference.
8. VFRO: Output for filtered analog voltage derived from digital input data.
The MC145483SD is designed for low-power consumption and operates over a wide range of voltages, making it versatile for various telecommunications applications.
1. VDD: Power supply voltage.
2. VSS: Ground connection.
3. DIN: Serial data input for PCM data.
4. DOUT: Serial data output for PCM data.
5. BCLK: Bit clock input/output for synchronizing data transfer.
6. FS: Frame synchronization input/output for aligning PCM data frames.
7. VAG: Analog ground voltage reference.
8. VFRO: Output for filtered analog voltage derived from digital input data.
The MC145483SD is designed for low-power consumption and operates over a wide range of voltages, making it versatile for various telecommunications applications.
Manufacturer
The MC145483SD is manufactured by ON Semiconductor, which is now known as onsemi. onsemi is a semiconductor manufacturing company that specializes in supplying a broad range of semiconductor solutions, including power and signal management, logic, discrete, and custom devices for automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace, and power applications. The company is known for providing innovative, energy-efficient solutions and is a significant player in the global semiconductor market.
Application
The MC145483SD is a CMOS voice codec and PCM (Pulse Code Modulation) device commonly used in telecommunications and audio processing applications. It is employed in areas such as digital telephony systems, voice over IP (VoIP) systems, and any application requiring analog-to-digital and digital-to-analog conversion of voice signals. Additionally, it is used in data communication systems and audio processing equipment that need efficient encoding and decoding of audio signals. Its low power consumption and compatibility with a wide range of digital signal processors make it suitable for portable and embedded systems where efficient voice signal processing is required.
Package
The MC145483SD is a digital-to-analog converter (DAC) typically available in an SOIC (Small Outline Integrated Circuit) package. This type of package is compact, making it suitable for surface-mount applications on printed circuit boards.
