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PCM2900CDBR

Name: PCM2900CDBR
Rating: 4.7 (12 reviews)

IC STEREO AUD CODEC W/USB 28SSOP

제조업체
Mfr.부분 #PCM2900CDBR
패키지 SSOP (DB)-28
데이터시트
재고 있음2191

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사양

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Stereo Audio
DataInterface	USB
Resolution(Bits)	16 b
NumberofADCs/DACs	2 / 2
SigmaDelta	Yes
S/NRatioADCs/DACs(db)Typ	89 / 96
DynamicRangeADCs/DACs(db)Typ	89 / 93
Voltage-SupplyAnalog	3.1V ~ 3.5V
Voltage-SupplyDigital	3.1V ~ 3.5V
OperatingTemperature	-25°C ~ 85°C
MountingType	Surface Mount
Package/Case	28-SSOP (0.209, 5.30mm Width)

개요

Description

The PCM2900CDBR is a USB audio codec integrated circuit (IC) from Texas Instruments, designed for applications in computer audio, portable media players, and other digital audio devices. It features a single-chip solution that provides high-performance audio processing with a 24-bit resolution and sampling rates up to 96 kHz. The PCM2900 includes a USB interface for connectivity, digital-to-analog (DAC) and analog-to-digital (ADC) converters, and supports headphone output and line-in functionality. It also features built-in microphone bias and a programmable gain amplifier for enhanced audio signal processing. The device is ideal for developers looking to integrate audio capabilities into their products with minimal external components, making it suitable for applications in consumer electronics, gaming, and more. The package is compact, facilitating easy implementation in various designs.

Features

The PCM2900CDBR is a USB audio interface from Texas Instruments designed for audio applications. Key features include:
1. USB Audio Codec: Supports USB 1.1 and provides high-quality audio conversion.
2. Integrated Microphone Preamp: Offers a low-noise microphone input for enhanced audio quality.
3. Stereo DAC: Features a 24-bit, 48 kHz stereo digital-to-analog converter for playback.
4. Multiple Inputs/Outputs: Includes line-level stereo inputs, outputs, and headphone outputs.
5. Digital Volume Control: Allows for software-controlled volume adjustments.
6. Low Power Consumption: Optimized for battery-operated devices with low power requirements.
7. I2C Interface: Provides interfacing capabilities for external components.
8. Versatile Applications: Suitable for portable audio devices, USB microphones, and sound cards.
Overall, the PCM2900CDBR combines high performance with flexibility, making it an excellent choice for modern audio applications.

Package

The PCM2900CDBR is offered in a TSSOP (Thin Shrink Small Outline Package) package type, specifically a 28-pin TSSOP. It is designed for easy integration into compact electronic designs.

Pinout

The PCM2900CDBR is a USB audio codec from Texas Instruments with a total of 28 pins. It features a USB interface, an I2S audio interface, and various GPIOs.
Key functions include:
1. USB Audio Interface: Supports USB 1.1 and USB 2.0, allowing for audio data transfer.
2. I2S Output: Provides a digital audio output for interfacing with DACs or further audio processing components.
3. Analog Input and Output: Includes inputs for microphones and outputs for speakers or headphones.
4. Volume Control: Integrated digital volume control for audio playback.
5. Power Management: Supports various power modes for efficiency.
The device is commonly used in audio applications, such as USB sound cards, portable audio devices, and computer audio interfaces.

Manufacturer

The PCM2900CDBR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Founded in 1930, Texas Instruments designs and produces a wide range of electronic components, including analog and embedded processing chips. The company is known for its innovations in various sectors such as automotive, industrial, and communications. Texas Instruments is particularly recognized for its expertise in analog technology and digital signal processing, catering to diverse applications from consumer electronics to complex industrial systems. The PCM2900CDBR is a USB audio interface chip that integrates audio converters and USB controllers, enabling high-quality audio transmission for various devices.

Application

The PCM2900CDBR is a USB audio codec primarily used in applications such as USB audio interfaces, computer sound cards, portable audio devices, and digital audio processing systems. It supports high-resolution audio input and output, making it suitable for musical instruments, home entertainment systems, and professional audio equipment. Additionally, it can be utilized in voice-over IP (VoIP) communication systems and multimedia applications.

Equivalent

Equivalent products to the PCM2900CDBR chip include the PCM2901, PCM2902, and PCM2903, which also provide USB audio functionality with varying features. Additionally, the AKM AK4452 and the Cirrus Logic CS4270 can serve as alternatives for similar audio applications, though specific functionality may differ. Always verify compatibility based on your project requirements.