D e s i g n
DAC ES9038 PRO
Andrea Ciuffoli-Quang Hao
Supply Analog right
INPUTS
C
R
Y
S
T
E
K
1
0
0
m
H
z
LOW JITER
CLOCK
CCHD-575
controller module
on/off
Selector
Mute
Volume
Tranfomer stanby
power supply
balanced output
4 dac outputs
in parallel
4 dac outputs
in parallel
LEFT OUTPUT
the flagship of the ESS PRO series
Structural design
ES9038PRO
ES9028PRO
ES9018S
RIGHT OUTPUT
balanced output
50 Ohm Z-out
50 Ohm Z-out
Digital Isolators
AMANERO
SPDIF
OPTICAL
AES/EBU
USB
v
o
lt
a
g
e
o
u
tp
u
t
v
o
lt
a
g
e
o
u
tp
u
t
220 to
230VAC
LT1117
LT1117
AC1
AC2
0
6V
0 6V
470uF
470uF
470uF
470uF
Earth
LT3042
Low noise 0.8uV
RMS
Transformer 15VA to 25VA:
2 x 6 -8VAC:
Talema 70050 or Talema 70060
1.2V
3.3V
L
T
3
0
4
2
lo
w
n
o
is
e
r
e
g
u
la
to
r
0
.8
u
V
L
T
3
0
4
2
lo
w
n
o
is
e
r
e
g
u
la
to
r
0
.8
u
V
Supply
Analog left
1.2V
3.3V
Supply Digital
1.2V core
3.3V Clock
3.3V USB
5V LCD
3.3V D
L
T
1
1
1
7
-
5
V
L
T
1
1
1
7
-
3
V
ES9038PRO
POWER SUPPLY
L
T
3
0
4
2
lo
w
n
o
is
e
r
e
g
u
la
to
r
0
.8
u
V
L
T
3
0
4
2
lo
w
n
o
is
e
r
e
g
u
la
to
r
0
.8
u
V
L
T
3
0
4
2
lo
w
n
o
is
e
r
e
g
u
la
to
r
0
.8
u
V
L
T
3
0
4
2
lo
w
n
o
is
e
r
e
g
u
la
to
r
0
.8
u
V
L
T
3
0
4
2
lo
w
n
o
is
e
r
e
g
u
la
to
r
0
.8
u
V
3
remote control
