a
FEATURES
Compatible with Microsoft
廬
PC 97 Logo Requirements
Supports Applications Written for Windows
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95,
Windows 3.1, Windows NT, SoundBlaster
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Pro,
AdLib
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/OPL3
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Stereo Audio 16-Bit
Codec
Internal 3D Circuit鈥擯hat鈩?Stereo Phase Expander
MPC Level-3 Mixer
ISA Plug and Play Compatible
16-Bit Address Decode
Dual Type F FIFO DMA Support
MPU-401 Compatible MIDI Port
Supports Wavetable Synthesizers
Integrated Enhanced Digital Game Port
Bidirectional DSP Serial Port
Two I
2
S Digital Audio Serial Ports
SoundPort
廬
Controller
AD1816A
Integrated OPL3 Compatible Music Synthesizer
Software and Hardware Volume Control
Full-Duplex Capture and Playback Operation at
Different Sample Rates
Supports Up to Six Different Sample Rates Simultaneously
1 Hz Resolution Programmable Sample Rates from
4 kHz to 55.2 kHz
Power Management Modes
Operation from +5 V Supply
Built-In 24 mA Bus Drivers
100-Lead PQFP and TQFP Package
FUNCTIONAL BLOCK DIAGRAM
MIDI_IN
MIDI_OUT
VOL_DN
VOL_UP
DATA
XIRQ
CLK
SEL
A_X
B_X
AD1816A
HARDWARE
VOLUME
CONTROL
AGC
MODEM/
LOGICAL
DEVICE
CONTROL
E
2
PROM
CONTROL
SB PRO
REGISTER
MPU-401
GAME PORT
MIC
LINE
0dB/
20dB
B_2
A_Y
A_1
B_1
A_2
B_Y
DRQ (X)
CD
VID
PHONE_IN
PGA
16-BIT
A/D
CONVERTER
FIFO
2
FORMAT
SYNTH
PLUG AND PLAY ISA BUS
PARALLEL INTERFACE
SELECTOR
DSP SERIAL PORT
IRQ (X)
PC_D (7:0)
PC_A (15:0)
AEN
DACK
(X)
IOR
IOW
2
M
A
MUSIC
SYNTHESIZER
危
MV
L_OUT
MV
PHONE_OUT
MV
R_OUT
危
PHAT
STEREO
M
A
危
危
危
危
危
危
危
16-BIT
D/A
CONVERTER
危
2
M
A
I
2
S SERIAL PORT (0)
BCLK (0)
LRCLK (0)
SDATA (0)
BCLK (1)
LRCLK (1)
SDATA (1)
PCLKO
PHAT
STEREO
危
危
危
危
危
危
危
危
M
A
SERIAL PORT
INTERFACE
2
I
2
S SERIAL PORT (1)
G = GAIN
A = ATTENUATE
M = MUTE
MV = MASTER VOLUME
OSCILLATORS
DIGITAL PLL
SDO
XTALO
XTALI
SoundPort is a registered trademark of Analog Devices, Inc.
Phat is a trademark of Analog Devices, Inc.
All other trademarks are the property of their respective holders.
REV. A
Information furnished by Analog Devices is believed to be accurate and
reliable. However, no responsibility is assumed by Analog Devices for its
use, nor for any infringements of patents or other rights of third parties
which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Analog Devices.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700
World Wide Web Site: http://www.analog.com
Fax: 781/326-8703
漏 Analog Devices, Inc., 1997
SDFS
SCLK
SDI
FIFO
2
FORMAT
A
M
G
A
M
G
A
M
G
A
M
G
A
M
G
A
M