PCM1791ADB

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PCM1791ADB

IC DAC/AUDIO 24BIT 200K 28SSOP

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Specifications

Part Status Active
Type DAC, Audio
Number of Channels 2
Resolution (Bits) 24 b
Sampling Rate (Per Second) 200k
Data Interface DSD, PCM
Voltage Supply Source Analog and Digital
Voltage - Supply 3V ~ 3.6V, 5V
Operating Temperature -25°C ~ 85°C
Mounting Type Surface Mount
Package / Case 28-SSOP (0.209", 5.30mm Width)
Supplier Device Package 28-SSOP
Base Product Number PCM1791

Overview

Description

The PCM1791ADB is a high-performance digital-to-analog converter (DAC) from Texas Instruments, designed for audio applications. It features a 24-bit resolution and supports sample rates up to 192 kHz, making it ideal for high-fidelity audio playback. The device employs a Delta-Sigma architecture, which allows for excellent linearity and low distortion, delivering a dynamic range of up to 123 dB.
The PCM1791ADB includes integrated features such as a digital filter and selectable output levels, allowing for flexibility in design. It supports various digital audio interfaces, including I2S and PCM, enabling compatibility with a broad range of audio sources. Additionally, the DAC’s low power consumption and small package size make it suitable for portable and space-constrained applications.
Overall, the PCM1791ADB is a robust solution for designers seeking high-quality audio performance in consumer electronics, professional audio equipment, and automotive systems.

Features

The PCM1791ADB is a high-performance digital-to-analog converter (DAC) designed for audio applications. Key features include:
1. 24-bit Resolution: Supports high-resolution audio playback.
2. Multi-bit Delta-Sigma Architecture: Provides improved linearity and low distortion.
3. Dynamic Range: Offers a dynamic range of up to 123 dB, ensuring high fidelity.
4. Sampling Rates: Supports sampling rates up to 192 kHz, accommodating various audio formats.
5. Low Total Harmonic Distortion (THD): Ensures clean audio output, typically around 0.0015%.
6. Digital Filtering: Features built-in digital filtering options, enhancing audio quality.
7. I2S Interface: Compatible with various digital audio interfaces, including I2S.
8. Power Supply Options: Supports dual power supplies for analog and digital sections, optimizing performance.
9. Mute Function: Includes a mute function for noise-free operation during transitions.
These features make the PCM1791ADB suitable for high-end audio equipment, including professional audio systems, home theater setups, and high-fidelity audio players.

Package

The PCM1791ADB is packaged in a 28-pin LQFP (Low-Profile Quad Flat Package) format. This package type features a low height and provides ease of mounting on printed circuit boards, suitable for applications in audio systems and digital signal processing.

Pinout

The PCM1791ADB is a high-performance digital-to-analog converter (DAC) used in audio applications. It features a total of 28 pins.
Key functions of its pins include:
1. Power Supply Pins: Provide necessary voltage for operation (VDD, VREF).
2. Digital Input Pins: Accept digital audio data (DATA, BCK, LRCK).
3. Control Pins: Used for configuration and control operations (MODE, RESET).
4. Analog Output Pins: Deliver the converted analog audio signal (OUTA, OUTB).
5. Ground Pins: Ensure proper grounding and signal integrity (GND).
The PCM1791ADB is notable for its high dynamic range and low total harmonic distortion, making it ideal for high-fidelity audio applications.

Manufacturer

The PCM1791ADB is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing products. Founded in 1930, TI is known for its innovation in various technology sectors, including analog signal processing, digital signal processing, and microcontrollers. The PCM1791ADB is a high-performance digital-to-analog converter (DAC) used in audio applications, emphasizing high-fidelity sound reproduction. TI's products serve various industries, including consumer electronics, automotive, industrial, and communications, making it a key player in the global electronics market.

Application

The PCM1791ADB is a high-performance digital-to-analog converter (DAC) used in audio applications. Its primary application areas include high-fidelity audio systems, home theater systems, professional audio equipment, and digital audio players. It is also utilized in automotive audio systems and telecommunications for high-quality sound reproduction. The DAC supports high-resolution audio formats, making it ideal for audiophile applications.

Equivalent

The PCM1791ADB chip is a high-performance digital-to-analog converter (DAC). Equivalent products include the ESS Sabre series (like ES9018), AKM AK4458, and Cirrus Logic CS4398. Other alternatives might include the Wolfson WM8740 and the Texas Instruments PCM1792A, which offer similar performance and specifications in audio applications.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer