Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | ADC, Audio |
| NumberofChannels | 2 |
| Resolution(Bits) | 24 b |
| SamplingRate(PerSecond) | 96k |
| DataInterface | Serial |
| VoltageSupplySource | Analog and Digital |
| Voltage-Supply | 2.7V ~ 3.6V, 4.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 20-SSOP (0.209, 5.30mm Width) |
Tổng quan
Description
The PCM1803ADBR is a high-performance, single-chip stereo analog-to-digital converter (ADC) designed by Texas Instruments. It is primarily used in audio applications to convert analog audio signals into digital data. The device supports a 24-bit resolution with a sampling rate of up to 96 kHz, ensuring high-quality audio conversion. Its main features include a highly integrated design with built-in digital filtering, which helps in reducing noise and enhancing signal clarity. The PCM1803ADBR operates over a wide supply voltage range and has low power consumption, making it suitable for battery-operated devices. Its compact TSSOP package allows easy integration into various audio systems, such as sound cards, audio interfaces, and recording equipment. The device also supports standard audio interfaces, making it compatible with various digital audio processing units. Overall, the PCM1803ADBR is valued for its reliability, efficiency, and superior audio performance in consumer and professional audio applications.
Equivalent
The PCM1803ADBR is a stereo Analog-to-Digital Converter (ADC) from Texas Instruments. Equivalent products from other manufacturers include the AK4552 from Asahi Kasei Microdevices, the WM8782 from Cirrus Logic, and the CS5343 from Cirrus Logic as well. These chips offer similar functionality, such as stereo audio ADC capabilities and are commonly used in audio applications for digitizing analog audio signals. Always check the specific datasheets for detailed feature comparisons.
Features
The PCM1803ADBR is a high-performance, stereo analog-to-digital converter (ADC) from Texas Instruments. Key features include:
1. High Performance: It supports 24-bit resolution and sampling rates up to 96 kHz, ensuring high-quality audio conversion.
2. Low Power Consumption: Designed for efficient power usage, making it suitable for portable and battery-powered devices.
3. Integrated Functions: Includes a built-in digital filter and high-pass filter to eliminate DC offset.
4. Serial Interface: Provides I²S, left-justified, and right-justified data formats for flexible interfacing with various digital audio systems.
5. Low Voltage Operation: Operates at 3.3V, compatible with modern low-voltage digital systems.
6. High Dynamic Range: Offers a dynamic range of up to 103 dB, providing clear audio with minimal noise.
7. Small Package: Comes in a compact TSSOP-14 package, suitable for space-constrained applications.
8. Application Versatility: Ideal for consumer audio electronics, automotive audio systems, and professional audio equipment.
These features make the PCM1803ADBR a versatile and reliable choice for high-quality audio signal conversion.
1. High Performance: It supports 24-bit resolution and sampling rates up to 96 kHz, ensuring high-quality audio conversion.
2. Low Power Consumption: Designed for efficient power usage, making it suitable for portable and battery-powered devices.
3. Integrated Functions: Includes a built-in digital filter and high-pass filter to eliminate DC offset.
4. Serial Interface: Provides I²S, left-justified, and right-justified data formats for flexible interfacing with various digital audio systems.
5. Low Voltage Operation: Operates at 3.3V, compatible with modern low-voltage digital systems.
6. High Dynamic Range: Offers a dynamic range of up to 103 dB, providing clear audio with minimal noise.
7. Small Package: Comes in a compact TSSOP-14 package, suitable for space-constrained applications.
8. Application Versatility: Ideal for consumer audio electronics, automotive audio systems, and professional audio equipment.
These features make the PCM1803ADBR a versatile and reliable choice for high-quality audio signal conversion.
Pinout
The PCM1803ADBR is a stereo Analog-to-Digital Converter (ADC) from Texas Instruments, designed for high-performance audio applications. It comes in an SSOP (Shrink Small Outline Package) with 20 pins. The key functions of these pins are as follows:
1. VCC: Power supply
2. GND: Ground
3. VINL, VINR: Left and right analog audio inputs
4. VCOM: Common voltage for the ADC
5. SCKI: System clock input
6. BCK: Bit clock input
7. LRCK: Left/Right word clock input
8. DOUT: Digital audio data output
9. FMT0, FMT1: Audio data format selection
10. M/S: Master/slave mode selection
11. PDWN: Power down control
12. OSR: Oversampling rate control
13. FS0, FS1: Sampling frequency selection
14. TEST: Test pin, typically connected to ground
These pins collectively allow the PCM1803ADBR to function effectively in converting analog audio signals into digital format for further processing, storage, or transmission.
1. VCC: Power supply
2. GND: Ground
3. VINL, VINR: Left and right analog audio inputs
4. VCOM: Common voltage for the ADC
5. SCKI: System clock input
6. BCK: Bit clock input
7. LRCK: Left/Right word clock input
8. DOUT: Digital audio data output
9. FMT0, FMT1: Audio data format selection
10. M/S: Master/slave mode selection
11. PDWN: Power down control
12. OSR: Oversampling rate control
13. FS0, FS1: Sampling frequency selection
14. TEST: Test pin, typically connected to ground
These pins collectively allow the PCM1803ADBR to function effectively in converting analog audio signals into digital format for further processing, storage, or transmission.
Manufacturer
The PCM1803ADBR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company headquartered in Dallas, Texas. It is a global leader in the design and manufacture of semiconductors, integrated circuits, and various electronic components. TI is known for its innovation in analog and embedded processing, and it serves a wide range of industries including automotive, industrial, consumer electronics, communications, and more. Texas Instruments is a well-established company with a strong focus on research and development, aiming to provide solutions that enhance electronics for people worldwide.
Application
The PCM1803ADBR is a high-performance, stereo analog-to-digital converter (ADC) used in various audio applications. Its primary application areas include digital audio systems, such as home audio equipment, automotive audio systems, and audio interface devices. It is also used in professional audio recording equipment, musical instruments, and consumer electronics like televisions and portable audio devices. The PCM1803ADBR is valued for its high-resolution audio conversion, low power consumption, and compact size, making it suitable for integration into products where space and power efficiency are critical.
Package
The PCM1803ADBR is a Texas Instruments IC in a 14-pin SOIC (Small Outline Integrated Circuit) package. This package type is compact and suitable for surface-mount technology, making it ideal for applications where space conservation is crucial.
