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DESIGN LEAD:
EDGE #:
DATE:
FILENAME:
SCH REV:
PCB REV:
SHEET:
OF:
DRAWN BY:
SCH REV
PCB REV
SHEET
DRAWN BY
OF
DATE
FILENAME
TI
PAGE INFO:
DESIGN LEAD
EDGE #
SCH REV
PCB REV
SHEET
DRAWN BY
OF
DATE
FILENAME
TI
PAGE INFO:
DESIGN LEAD
EDGE #
1
3
1
2
3
4
5
6
7
8
9
10
11
12
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
25
26
27
28
29
30
33
34
35
36
3
7
3
8
3
9
4
0
4
1
4
2
4
3
4
4
4
5
4
6
4
7
4
8
U12
TQFP48-PFB
SRC4392IPFBR
31
32
C48
0.1ufd/50V
0603
1
2
3
J4
TORX147PL(F,T)
SHIELD
GND
Vcc
OUT
C35
0.1ufd/50V
0603
C44
0.1ufd/50V
0603
C47
0.1ufd/50V
0603
D3
Green
0805
R34
4.7K
0603
R18
10,1/4W
1206
C34
10ufd/6.3V
0603
R31
10,1/4W
1206
C45
10ufd/6.3V
0603
R32
22.1
0603
SCL
SDA
/RESET
C36
0.1ufd/50V
0603
C37
0.1ufd/50V
0603
R19
RES,SMT,0603
75
BCLK
WCLK
J5
Orange
RCA RA-F
Signal
2
1
S
h
ie
ld
DIN_SRC
LRCK_SRC
BCK_SRC
D2
Green
0805
C49
0.1ufd/50V
0603
C46
0.1ufd/50V
0603
DIN
R33
22.1
0603
C39
0.01ufd/25V
0603
4
3
2
1
Y3
SM77H
SM7745HSV-24.576M
Vcc
OUT
OE
GND
4
3
2
1
Y2
SM77H
SM7745HSV-22.5792M
Vcc
OUT
OE
GND
J6
R24
RES,SMT,0603
75
C38
22ufd/6.3V
0805
R23
10,1/4W
1206
R30
10,1/4W
1206
C42
22ufd/6.3V
0805
C43
0.1ufd/50V
0603
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND GND
GND
GND
GND
GND
GND
+1.8V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
TP27
White
TP28
White
TP29
White
TP31
White
TP30
White
TP32
White
R29
RES,SMT,0603
33ohms
R28
RES,SMT,0603
33ohms
1
2
3
4
5
U11
SOT23-DBV5
SN74LVC1G125DBVR
1
6
3
4
2
5
U10
IC,SMT,SOT23-6
SN74LVC2G04DBV
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
U7
IC,SMT,TSSOP-16
SN74LVC138APW
GND
GND
GND
R25
10,1/4W
1206
C40
22ufd/6.3V
0805
C41
0.1ufd/50V
0603
+3.3V
GND
GND
MCLK
8
7
6
5
4
3
2
1
SW3
TDA04H0SB1
GND
R22
10K
0603
R21
10K
0603
R20
10K
0603
+3.3V
R26
RES,SMT,0603
33ohms
R27
RES,SMT,0603
33ohms
U8
5
4
3
2
1
SOT23-DBV5
SN74LVC1G125DBVR
U9
5
4
3
2
1
SOT23-DBV5
SN74LVC1G125DBVR
1
2
3
W5
2-3
SCK SELECTION
W5
1-2
SRC MCLK
SRC RXCKO
FOR MCLK SOURCES OTHER THAN FROM SRC4392 (U12).
SCK
TO
PCM51XX
I2S TO
PCM51XX
I2S FROM TAS1020B
I2S
RESET
DIGITAL I/O & SRC
N/A
PCM51XXEVM-U
STEVE LEGGIO
OCT 06, 2010
A
A
3
5
SL
PCM51XX_USB_EVM_REVA
RX LOCK
SAMPLE RATE CONVERTER
SRC READY
75 ohms
RX INPUT
I2C
SPDIF INPUTS
MCLK#1
ONBOARD MCLK
FROM TAS1020B
MCLK#2
EXTERNAL MCLK
+3.3VD BNC INPUT
MCLK#3
22.5792MHz MCLK
FROM OSC Y2
MCLK#4
24.576MHz MCLK
FROM OSC Y2
ALTERNATE MCLK SELECTION
MCLK#4
A
MCLK#3
C
OPEN
B
L
MCLK#2
MCLK#1
B
C
A
L
L
L
H
H
L
H
L
L
L
H
L = SWITCH OFF
H = SWITCH ON
MCLK SELECTION
U7 PINS 1,2,&3