YMF744B
DS-1S
Preliminary
OVERVIEW
YMF744B
Legacy Audio block supports FM Synthesizer, Sound Blaster Pro, MPU401 UART mode and Joystick function in order to provide hardware compatibility for numerous PC games on real DOS without any software driver. To achieve legacy DMAC compatibility on the PCI,
FEATURES
•PCI 2.2 Compliant
•PC’98/PC’99 specification Compliant
•PCI Bus Power Management rev. 1.0 Compliant (Support D0, D2 and D3 state)
•Supports clock run
•PCI Bus Master for PCI Audio
True Full Duplex Playback and Capture with different Sampling Rate
Maximum
•Legacy Audio compatibility FM Synthesizer
Hardware Sound Blaster Pro compatibility MPU401 UART mode MIDI interface Joystick
•Supports Serialized IRQ
•Supports PC/PCI and Distributed DMA for legacy DMAC (8237) emulation
•Supports I 2S serial input for Zoomed Video Port
•Supports Consumer IEC958 Output (SPDIF OUT)
•Supports Consumer IEC958 Input (SPDIF IN)
•Supports AC’97 Interface
•AC’97 Digital Docking
•Supports
•Hardware Volume Control
•EEPROM Interface
•Single Crystal operation (24.576MHz)
•3.3V Power supply (5V tolerant)
•
The contents of this catalog are target specifications and are subject to change without prior notice. When using this device, please recheck the specifications.
YAMAHA CORPORATION
YMF744B CATALOG
CATALOG
February 3, 1999