PCM1804DBR

The PCM1804DBR is a high-performance analog-to-digital converter (ADC) designed for audio applications. Manufactured by Texas Instruments, it features a 24-bit resolution and a sampling rate of up to 192 kHz, making it suitable for high-fidelity audio processing. The device operates with a low power consumption of around 40 mW, which is beneficial for portable and battery-operated devices. It includes a built-in digital filter with flexible modes, allowing for tailored performance in various applications. The PCM1804DBR supports I2S and PCM data formats, enabling easy integration with digital audio processors and microcontrollers. Its enhanced specifications also include low total harmonic distortion (THD) and high dynamic range, ensuring high-quality audio capture. Common applications include professional audio equipment, digital audio interfaces, and consumer electronics.

The PCM1804DBR is a high-performance, 24-bit analog-to-digital converter (ADC) designed for audio applications. Key features include:
- High Dynamic Range: Offers up to 112 dB of signal-to-noise ratio (SNR).
- Low Total Harmonic Distortion: Achieves THD of -100 dB, ensuring high audio fidelity.
- Sampling Rates: Supports up to 192 kHz, accommodating high-resolution audio formats.
- Integrated Digital Filters: Features programmable digital filters for customization of bandwidth and performance.
- Single Supply Operation: Operates with a single 5V supply, simplifying design.
- Low Power Consumption: Consumes only 70 mW in normal operation, making it ideal for portable devices.
- I²S Interface: Compatible with I²S and left-justified audio data formats for easy integration with digital systems.
- Enhanced Anti-Alias Filters: Minimizes distortion and improves sound quality in audio applications.

These features make the PCM1804DBR suitable for high-quality audio applications like professional audio gear, musical instruments, and recording equipment.

The PCM1804DBR is packaged in a 28-pin TSSOP (Thin Shrink Small Outline Package) configuration. This package type is designed for space-efficient applications, offering a compact footprint suitable for various electronic circuit board designs.

The PCM1804DBR is a 24-bit audio analog-to-digital converter (ADC) from Texas Instruments. It features a total of 28 pins in the TSSOP package.
Pin Functions:
1. Power Supply Pins:
- VDD: Digital power supply.
- AVDD: Analog power supply.
2. Ground Pins:
- GND: Ground for digital and analog sections.
3. Analog Inputs:
- AIN+: Positive analog input.
- AIN-: Negative analog input.
4. Digital Outputs:
- DOUT: Digital audio output (I2S format).
5. Clock Inputs:
- BCK: Bit clock input.
- WS: Word select input.
- MCLK: Master clock input.
6. Control Pins:
- MODE: Operating mode selection.
- RESET: Reset pin.
- SCL/SDA: Serial control interface for configuration.
7. Miscellaneous:
- PLL pins for clock recovery, if applicable.
The PCM1804DBR supports high-performance audio applications by converting analog signals to digital format efficiently.

The PCM1804DBR is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits. The company is renowned for its innovations in analog electronics, digital signal processing, and embedded processors, serving diverse markets such as automotive, industrial, consumer electronics, and communications. The PCM1804 is a high-performance, 24-bit audio analog-to-digital converter (ADC) used in various audio applications, including professional audio equipment and high-fidelity recording systems. TI's extensive product portfolio and commitment to research and development solidify its position as a leader in the semiconductor industry.

The PCM1804DBR is a high-performance analog-to-digital converter (ADC) primarily used in audio applications, including professional audio equipment, digital mixers, and sound cards. It is also suitable for telecommunications, industrial automation, and consumer electronics, facilitating high-quality audio conversion and processing in various devices such as home theater systems, musical instruments, and voice recognition systems.

Equivalent products to the PCM1804DBR chip include the AK4452, WM8731, and CS5343. These chips provide similar functionalities as analog-to-digital converters (ADCs) with comparable specifications in terms of performance, sampling rates, and resolution. Always check specific datasheets to confirm compatibility for your application.