Dac - Casio CZ-1 Service Manual And Spare Parts List

17.
DAC
(Digital to
Analog
Converter)
CIRCUIT
The two Music
LSIs
output
different
waveforms.
When
signal
DOE
is
HIGH,
Master LSI
outputs
a
waveform while Slave LSI outputs
a
waveform
at
LOW
level
of
DOE.
VDAC
l*5V)
Note:
As
the following
figure
is
an
illustration for a principle
of the time
sharing, the
actual
waveforms
differ.
Matter/Slave LSI
are digital signals,
not analog
ones.
irLnjTJirmjn_riJT_rLr
M
k
25#iS40kHi
Matt*
LSI
Output
DAC
Output
•
SUva wavtform
'
Muttf wavaform
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