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6
D
+2.5VD
NCP500SN25T1
+5V
+3.3VD
+12V
5 VOUT
4 NC
N/C
J4
1
2
3
C25
22uF,16V
4
5
6
7
C26
0.1uF
8
-12V
9
10
11
12
N/C
13
ADAT_OPTICAL_IN
14
15
16
DAC_WCLK
7 LRCK/DSD_EN
9 SCLK
17
DAC_BCLK
18
6 MCLK
19
DAC_MCLK
20
8 SDIN1
21
11 SDIN2
22
13 SDIN3
23
14 SDIN4
24
25
3 DSDA1
26
2 DSDB1
27
I2C_SCLK
1 DSDA2
28
I2C_SDATA
48 DSDB2
29
ADA_RESET
47 DSDA3
C
30
46 DSDB3
45 DSDA4
44 DSDB4
42 M3/DSDSCLK
N/C
15 M2/SCL/CCLK
16 M1/SDA/CDIN
17 M0/AD0/CS
19 RST
10 TST1
12 TST2
R23
6.65K 1%
J4 pin 12 is RFx DA PCB board ID: RF0 = n/c RF1 = AGND
B
+3.3VD
C1
0.1uF
J1
VCC
1
3
R1
100
DIGOUT
ADAT_OPTICAL_IN
GND
2
GP1FA313RZ
A
5
+3.3VD
+5V
+5V_LOCAL
U2
L3
2
1
VIN
1
BLM21BB121SN1
ON/OFF
3
C13
C15
GND
2
0.1uF
22uF,16V
C21
22uF,16V
C24
0.1uF
C30
0.1uF
C28
22uF,16V
C27
0.1uF
R16
4
18
43
32
VD
VLC
VLS
VA
AOUTA1-
40
AOUTA1+
39
R17
AOUTB1-
37
AOUTB1+
38
U3
AOUTA2-
36
N/C
AOUTA2+
35
N/C
AOUTB2-
33
N/C
AOUTB2+
34
R19
N/C
AOUTA3-
30
N/C
AOUTA3+
29
N/C
AOUTB3-
27
N/C
AOUTB3+
28
R18
N/C
AOUTA4-
26
N/C
AOUTA4+
25
N/C
AOUTB4-
23
N/C
AOUTB4+
24
N/C
MUTEC2
22
MUTEC1
41
CS4382A-CQZ
FILT+
20
VQ
21
GND
5
31
C32
C29
C31
C33
0.1uF
22uF,16V
0.1uF
47uF,6.3V
2 -
1
U1-A
3
+
6 -
7
U1-B
5
+
4
3
DIFF INPUT
DAC CONVERSION
(BAL -> UNBAL)
0dBFS
+9.37dB
9.71dBu
9.71dBu
19.08dBu
7.49dBV
7.49dBV
16.86dBV
6.70Vp-p
6.70Vp-p
19.70Vp-p
2.37Vrms
2.37Vrms
6.97Vrms
R8
6.65K 1%
C17
470pF
2.26K 1%
R10
732 OHM 1%
R3
220 ohm
9 -
C22
8
U1-C
10
+
MC33079
2200pF
C18
470pF
2.26K 1%
R12
732 OHM 1%
R11
6.65K 1%
R9
6.65K 1%
2.26K 1%
R15
732 OHM 1%
C20
470pF
R4
220 ohm
13 -
C23
14
U1-D
12
2200pF
+
MC33079
2.26K 1%
R13
732 OHM 1%
C19
470pF
R14
6.65K 1%
+5V_LOCAL
Q8
MBT4401
R22
6.65k 1%
2
1
Q6
MBT4401
3
R21
6.65k 1%
R24
6.65k 1%
Q7
MBT4401
R25
6.65k 1%
+12V
BLM21BB121SN1
1
2
L1
C10
C11
0.1uF
22uF,16V
4
C16
+v
U1-E
-v
MC33079
0.1uF
11
C12
C14
0.1uF
22uF,16V
BLM21BB121SN1
1
2
L2
-12V
2
Q3
R6
C3
732 ohm 1%
470pF
MBT4401
2SD2114K
Q1
Q4
R7
C4
732 ohm 1%
470pF
MBT4401
2SD2114K
Q2
Q5
MBT4403
R20
6.65K 1%
C6
J5
1
HP_LEFT0
C7
2
HP_RIGHT0
FROM HEADPHONE
3
4
DRIVERS
5
HP_LEFT1
C8
6
HP_RIGHT1
C9
Z3
COMPANY:
Z4
TITLE:
RF0 D/A PCB
DAC/ADAT OPTICAL
PART NUMBER:
ASSY NUMBER:
DRAWN:
DATED:
MEYER/JK/KLW
07/12/06
FILENAME:
RELEASED:
DATED:
SCALE:
1
1
2
J2-A
N/C
TIP
6
N/C
RING
5
TOP
CH0 OUT
10
SLEEVE
9
R2
C2
220 ohm
470pF
3
4
J2-B
N/C
TIP
8
N/C
RING
CH1 OUT
7
BOTTOM
12
11
SLEEVE
R5
C5
13
220 ohm
470pF
470pF
HEADPHONES
1
2
J3-A
N/C
TIP
6
N/C
0
RING
5
TOP
10
470pF
SLEEVE
9
470pF
3
4
J3-B
N/C
TIP
8
N/C
1
RING
7
BOTTOM
12
470pF
SLEEVE
11
13
ALESIS
REV: A
9-40-0394-A
9-79-0394-A-0
SIZE:
RF0DAA02a.sch
C
1
1
SHEET:
OF
D
C
B
A
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