The data sheet is about Philips Semiconductors UDA1325. UDA1325 is a high quality USB-compliant Audio/HID device that supports 12 Mbits/s serial data transmission, fully USB Plug and Play operation, supports 'Bus-powered' and 'Self-powered' operation, power supply is 3.3 V, low power consumption, optional efficient power control.
The Philips UDA1325 is a single-chip stereo USB codec designed for implementation in USB-compliant audio peripherals and multimedia applications. It incorporates bitstream converters featuring an embedded microcontroller, an Analog-to-Digital Interface (ADIF), and an Asynchronous Digital-to-Analog Converter (ADAC). The device supports high-quality audio with features such as adaptive sample frequency support from 5 to 55 kHz, selectable volume control, and digital bass and treble tone control.
| Supply voltage periphery (VopE) | 4.75 to 5.25 V |
|---|---|
| Supply voltage core (Vooi) | 3.0 to 3.6 V |
| Total supply current (typical) | 60 mA |
| Signal-to-noise ratio at bipolar zero (DAC) | 90 to 95 dBA |
| Audio input sample frequency range | 5 to 55 kHz |
| Operating ambient temperature | 0 to 70 °C |
The device supports 12 Mbits/s serial data transmission.
Yes, the codec supports both 'Bus-powered' and 'Self-powered' operation.
It supports multiple audio data formats including 8, 16, and 24 bits.