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Hitachi DA-5000 - Page 32

Hitachi DA-5000
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HITACHI
DA-5000
4.
CX20017
16-Bit
D/A
Converter
(IC501)
This
16-Bit
D/A
converter
IC
for
the
integral
tyoe
PCM
audio
has
the
following
functions.
1.
Integral
current
output
2.
2-channel
discharge
signal
output
3.
Level
shift
circuit
for
TTL/MOS
interface
4.
Analog
switch
drive
circuit
CX20017
16-Bit-D/A-Wandler
(1C501)
Dieser
16-Bit-D/A-Wandler-Schaltkreis
fur
integrales
PCM-Audio
besitzt
folgende
Merkmale.
1.
Integraler
Stromeingang
2.
2-Kanal-Entladesignalausgang
3.
Pegelversatzschaltung
fur
TTL/MOS-Schnittstelle
4.
Analogschalt-Treiberschaltung
Convertisseur
N/A
16
bits
CX20017
(1C501)
Ce
Cl
convertisseur
N/A
16
bits
pour
audio
&
modulation
a
impulsions
codées
de
type
entier
posséde
les
fonctions
suiv-
antes.
1.
Sortie
en
courant
entier
2.
Sortie
de
signal
de
décharge
2
voies
3.
Circuit
4a
décalage
de
niveau
pour
interface
TTL/MOS
4.
Circuit
pilote
de
commutation
analogique
(1)
Block
diagram
.
Blockdiagramm
.
Diagramme
synoptique
S$
E
z|
51
48
su
Sg
ge)
EF
a
OS
a
of}
6S 6a
lO
al
S|
S} 8}
fF CO
lf
Clock
buffer
Constant
voltage
Discharge
(L)
power
supply
Hl
dates
Lk
22
DGND
Most
significant
8-bit
shift
register
latch
counter
Least
significant
8-bit
shift
register
latch
coutner
-
N
to)
wt
it)
o t
©
=
©
x
N
=
x“
a)
Ww
ce
-
O
x
4
x
Ww
fe]
oO
O
Ok-
z
Ww
S|
3s}
gO
1]
ad
no
a>}
of
OF
w
a
n
Fl
>
=
a
3
=
_i0
Oo
a
>
-
32-

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