PCM2904DBR
- Mfr.Part #
- PCM2904DBR
- Manufacturer
- National Semiconductor
- Package / Case
- 28-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- PCM2904 STEREO USB1.1 CODEC WITH
- Stock
- 40
- In Stock :
- 40
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- Manufacturer :
- National Semiconductor
- Product Category :
- CODECS
- Terminal Pitch :
- 0.65mm
- Voltage - Supply, Analog :
- 4.35V~5.25V
- Nominal Supply Current :
- 67mA
- Data Interface :
- USB
- Pbfree Code :
- yes
- Dynamic Range, ADCs / DACs (db) Typ :
- 89 / 93
- Pin Count :
- 28
- Radiation Hardening :
- No
- Length :
- 10.2mm
- Number of Functions :
- 1
- Power Supplies :
- 5V
- Peak Reflow Temperature (Cel) :
- 260
- Type :
- Stereo Audio
- JESD-609 Code :
- e4
- RoHS Status :
- ROHS3 Compliant
- S/N Ratio, ADCs / DACs (db) Typ :
- 89 / 96
- Thickness :
- 1.95mm
- Operating Temperature :
- -25°C~85°C
- Terminal Form :
- Gull wing
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Height :
- 2mm
- Number of Terminations :
- 28
- Width :
- 5.3mm
- Lead Free :
- Lead Free
- Number of Analog Outputs :
- 2
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Interface :
- Serial, USB
- Mount :
- Surface Mount
- Factory Lead Time :
- 6 Weeks
- Max Supply Voltage :
- 5.25V
- Package / Case :
- 28-SSOP (0.209, 5.30mm Width)
- Signal to Noise Ratio (SNR) :
- 89 dB
- Voltage - Supply, Digital :
- 4.35V~5.25V
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Resolution (Bits) :
- 16 b
- Base Part Number :
- PCM2904
- Number of A/D Converters :
- 1
- Number of ADCs / DACs :
- 2 / 2
- Number of Pins :
- 28
- Weight :
- 285.791543mg
- Terminal Position :
- Dual
- Operating Supply Voltage :
- 5V
- Sigma Delta :
- yes
- Packaging :
- Tape and Reel (TR)
- Sampling Rate :
- 48 ksps
- Mounting Type :
- Surface Mount
- Min Supply Voltage :
- 3.25V
- Datasheets
- PCM2904DBR

CODECS National Semiconductor PCM2904DBR Overview
The PCM2904DBR from National Semiconductor epitomizes advanced audio integration technology with its feature-rich stereo USB 1.1 CODEC capabilities. Designed to cater to the demanding requirements of high-fidelity audio input and output through USB, this device simplifies audio data transfer and enhances sound quality in a compact package. With its plug-and-play functionality, the PCM2904DBR makes it easier for designers and engineers to implement in various audio applications, reducing development time and cost. This overview focuses on why the CODECS National Semiconductor PCM2904DBR is an essential choice for manufacturers looking to incorporate reliable audio solutions in their systems.
PCM2904DBR Features
The PCM2904DBR includes several key features that make it an excellent choice for audio processing applications. Its integrated USB interface complies with the USB 1.1 standard, allowing for full-speed operations without the need for external power. The device supports 16-bit stereo audio at sampling rates up to 48 kHz, ensuring high-quality sound reproduction. Additionally, it includes a built-in analog-to-digital converter (ADC) and digital-to-analog converter (DAC) that minimizes noise and distortion, enhancing overall audio clarity.
PCM2904DBR Applications
- PC Audio Systems: Utilized for sound cards or audio input modules, enhancing user experience in desktops and laptops through superior sound quality.
- Portable Audio Devices: Ideal for integrating into USB audio interfaces of portable music players, ensuring robust and clear audio playback and recording capabilities.
- Consumer Electronics: Applied in various home and consumer audio systems, such as speakers and soundbars, to facilitate reliable digital audio processing and playback.
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