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PCM1808PW

Name: PCM1808PW
Rating: 4.7 (12 reviews)

IC ADC/AUDIO 24BIT 96K 14TSSOP

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Mfr。パート #PCM1808PW
パッケージ TSSOP (PW)-14
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仕様

Package	Tray
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	14-TSSOP (0.173, 4.40mm Width)

概要

Description

The PCM1808PW is a high-performance, 24-bit, stereo analog-to-digital converter (ADC) designed for audio applications. Manufactured by Texas Instruments, it features a sampling rate of up to 192 kHz, making it suitable for high-fidelity audio processing. The device employs delta-sigma modulation technology, which provides excellent signal-to-noise ratio (SNR) and low total harmonic distortion (THD).
The PCM1808PW supports various data formats, including I2S and left-justified, allowing easy integration into digital audio systems. It has built-in features such as a programmable gain amplifier (PGA) to accommodate various input signal levels and a digital filter that can be selected for different applications.
With its low power consumption and compact package, the PCM1808PW is ideal for consumer electronics, professional audio equipment, and recording devices. Its combination of high performance, versatility, and ease of use makes it a popular choice among audio engineers and designers.

Features

The PCM1808PW is a high-performance, 24-bit, stereo analog-to-digital converter (ADC) designed for audio applications. Key features include:
1. Resolution: 24-bit with a sampling rate up to 192 kHz.
2. Dynamic Range: High dynamic range of up to 106 dB, ensuring excellent sound quality.
3. Input Configuration: It supports differential and single-ended inputs, providing flexible application options.
4. Digital Filter: Integrated digital filters (FIR and IIR) for enhanced audio processing.
5. Low Power Consumption: Operates on a low power supply, making it suitable for portable devices.
6. I2S Interface: Supports I2S and PCM output formats for easy integration with digital systems.
7. Built-in Voltage Reference: Internal reference voltage for improved performance stability.
8. Package: Available in a 28-pin HTQFP package for compact designs.
These features make the PCM1808PW ideal for high-fidelity audio applications, including professional audio equipment, consumer electronics, and digital signal processors.

Package

The PCM1808PW is packaged in a TQFP (Thin Quad Flat Package) with 28 pins. This type of package offers a low profile and is suitable for surface mount applications, enabling efficient use of board space.

Pinout

The PCM1808PW is a 24-bit, stereo analog-to-digital converter (ADC) from Texas Instruments. It features a 28-pin TSSOP package.
Pin Count and Functions:
1. Power Supply Pins:
- VDD: Digital power supply.
- AVDD: Analog power supply.
- DVSS: Digital ground.
- AVSS: Analog ground.
2. Input Pins:
- AINL, AINR: Analog inputs for left and right channels.
3. Digital Interface Pins:
- SCK: Serial clock input.
- SDOUT: Serial data output.
- BICK: Bit clock output.
- FS: Frame sync signal.
4. Control Pins:
- REF: Reference voltage input.
- MCLK: Master clock input.
- RST: Reset pin.
- L/R: Left/right channel selection for serial data output.
5. Additional Pins:
- GPIO: General-purpose input/output pins for various functions.
The PCM1808PW supports high-resolution audio applications and offers features like flexible sampling rates and low power consumption.

Manufacturer

The PCM1808PW is manufactured by Texas Instruments (TI), a renowned semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, TI specializes in designing and manufacturing analog and embedded processing chips. The company is a leader in the semiconductor industry, providing a wide range of products used in various applications, including automotive, industrial, communications, and consumer electronics. Texas Instruments is known for its innovative technologies and commitment to quality, making it a key player in the global electronics market. The PCM1808PW itself is a 24-bit, delta-sigma analog-to-digital converter (ADC) designed for high-performance audio applications.

Application

The PCM1808PW is an integrated analog-to-digital converter (ADC) primarily used in audio applications. Its main areas include professional audio equipment, home theater systems, digital mixers, and recording devices. It is also utilized in telecommunications, instrumentation, and industrial control systems where high-quality audio signal processing is required. Additionally, it can be found in multimedia devices and consumer electronics that require digital audio conversion.

Equivalent

Equivalent products to the PCM1808PW audio ADC include the AK5388, MAX192, CS5343, and the AD1938. These chips offer similar functionality in analog-to-digital conversion with varying specifications. Always check datasheets for specific requirements and compatibility.