YMF715E Datasheet, PDF (9/54 Pages) YAMAHA CORPORATION – OPL3 Single-chip Audio System 3

YMF715Eɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ
ɹ 2. Master Clock
Both 33.8688MHz and 24.576MHz are used or 14.31818MHz and clock module
(ex.MK1420 by Micro Clock) are used.
ɹ 3. OPL4-ML/ML2
The external DAC (YAC516) is necessary for wavetable upgrade.
ɹ(2) SEL=2 (Sound Card and Combo Card for Add-in)
RESETDRV
/IOW,/IOR
AEN
SA15-12
SA11-0
SD7-0
RESET
MP0
/IOW,/IOR
MP1
AEN
MP9-6 _YMF715E-S
A11-0
D7-0
X24I
X33I
(OPL3-SA3)
AUX2L
AUX2R
} /MCS
MODEM I/F
MIRQ
MK1420
EEPROM
14.31818MHz
CLKO
RESET
BCO
LRO
XI
DO2
OPL4-ML/ML2
YAC516
ɹ 1. OPL4-ML/ML2
The external DAC (YAC516) and the clock module (ex.MK1420 by Micro Clock) are
necessary for wavetable upgrade.
ɹ 2. MK1420
The MK1420 is the clock module that generates all clocks necessary for this chipset . It is by
Micro Clock and its package is SOP8.
May 21, 1997
-9-