參數(shù)資料
型號: SAA7780
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: ThunderBird Q3DE PCI Audio Accelerator(雷鳥 Q3DE PCI音頻加速器)
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP160
封裝: 28 X 28 MM, 3.42 MM HEIGHT, PLASTIC, QFP-160
文件頁數(shù): 10/70頁
文件大?。?/td> 348K
代理商: SAA7780
ThunderBird Q3D PCI Audio
Accelerator
SAA7780
Philips Semiconductors
Product Specification
1999 Sep 30
10
Architectural Overview
The ThunderBird Q3D - SAA7780 is a multi-functional device that provides full duplex sound processing, DirectSound
acceleration, 3D audio acceleration, SoundBlaster emulation, FM emulation, wavetable synthesis, and other audio
effects utilizing its ActiMedia DSP processor. The ActiMedia processor consists of a number of fixed function DSP
accelerator blocks and a programmable Pine DSP core. Included within the SAA7780 are interfaces for an AC97
codec, serial DAC, MIDI port, and standard analog and digital joysticks as well as optional external code RAM.
FIGURE 3
Block Diagram of a PC/AT System with the SAA7780
System
Controller
Cache
PCI to ISA
Bridge
ThunderBird
TM
Audio
Controller
Graphics
Multi I/O
Pentium
TM
CPU
Memory
HOST BUS
ISA BUS
PCI BUS
AC97 CODEC
and/or
Serial DAC
Joystick
MIDI Port
AGP
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