SAA2505H is a digital multi-channel audio IC launched by Philips. It supports AC-3, MPEG 2 L2, MPEG 1 L2 decoding formats and supports 7, 5, 4, 3, 2, 1 channel output. It also supports low frequency enhancement (LFE), low frequency redirection, karaoke voice mixing, dynamic range compression and other functions.
The Philips SAA2505H is a digital multi-channel audio integrated circuit designed for decoding Dolby AC-3 and MPEG 2 audio. It features two 40 MIPS 20-bit DSP cores and includes all necessary input and output buffer RAM on-chip, minimizing the need for external components. The device supports various output configurations for 1 to 7 channels and includes features such as bass redirection, dynamic range compression, and adjustable delays.
| Digital Supply Voltage | 3.3 V |
|---|---|
| Analog Supply Voltage | 3.3 V |
| Crystal Frequency | 35 MHz |
| Operating Temperature | 0 to 70 °C |
| Package Type | QFP64 |
| DSP Cores | Two 40 MIPS 20-bit DSP cores |
The device decodes multi-channel audio up to MPEG 7.1, AC-3 5.1, and Dolby Pro-Logic.
It is primarily intended for audio/video surround sound amplifiers connected via SPDIF.
No, the device contains all necessary RAM and ROM for operation.