1
2
3
4
5
6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
ti
6730 SOUTH TUCSON BLVD., TUCSON, AZ 85706 USA
TITLE
SHEET
OF
FILE
SIZE
DATE
REV
10-Jun-2004
DRAWN BY
ENGINEER
REVISION HISTORY
REV
ENGINEERING CHANGE NUMBER
APPROVED
B
DATA ACQUISITION PRODUCTS
HIGH PERFORMANCE ANALOG DIVISION
SEMICONDUCTOR GROUP
RICK DOWNS
ROBERT BENJAMIN
G:\USB Motherboard - Modular Evm\Schematic\USB Motherboard - ModEvm.ddb - Docume
A
1
2
USB-MODEVM INTERFACE
J9
CUI-STACK PJ102-B
YELLOW
2.5 MM
6VDC-10VDC IN
C15
0.1uF
DOCUMENT CONTROL NO.
CSCHNE
32
CRESET
34
CSYNC
35
CDATI
36
CSCLK
37
MCLKO1
39
MCLKO2
40
RESET
41
VREN
42
SDA
43
SCL
44
XTALO
46
XTALI
47
PLLFILI
48
PLLFILO
1
MCLKI
3
PUR
5
DP
6
DM
7
MRESET
9
DVSS
4
DVSS
16
DVSS
28
AVSS
45
TEST
10
EXTEN
11
CDATO
38
RSTO
12
NC
20
NC
22
P3.0
13
P3.1
14
P3.2/XINT
15
P3.3
17
P3.4
18
P3.5
19
AVDD
2
DVDD
33
DVDD
21
DVDD
8
P1.0
23
P1.1
24
P1.2
25
P1.3
26
P1.4
27
P1.5
29
P1.6
30
P1.7
31
U8
TAS1020BPFB
VCC
1
D-
2
D+
3
GND
4
J7
897-30-004-90-000000
R9
1.5K
R10
27.4
R11
27.4
C13
47pF
C14
47pF
1
2
3
JMP6
PWR SELECT
C20
100pF
C21
.001uF
R12
3.09K
X1
MA-505 6.000M-C0
C18
33pF
C19
33pF
+3.3VD
VCC
8
VSS
4
SDA
5
SCL
6
A0
1
A1
2
A2
3
WP
7
U1
24LC64I/SN
+3.3VD
C9
1uF
TP9
TP10
R3
2.7K
R5
2.7K
+3.3VD
MCLK
BCLK
LRCLK
I2SDIN
I2SDOUT
INT
MISO
MOSI
SS
SCLK
R13
649
+3.3VD
R4
10
C10
1uF
C11
1uF
C12
1uF
USB SLAVE CONN
EXT PWR IN
6.00 MHZ
6463996
RED
1OE
1
1A
2
1Y
3
2OE
4
2A
5
2Y
6
GND
7
3Y
8
3A
9
3OE
10
4Y
11
4A
12
4OE
13
VCC
14
U3
SN74LVC125APW
1OE
1
1A
2
1Y
3
2OE
4
2A
5
2Y
6
GND
7
3Y
8
3A
9
3OE
10
4Y
11
4A
12
4OE
13
VCC
14
U4
SN74LVC125APW
2
4
5
3
U5
SN74LVC1G07DBV
IOVDD
IOVDD
C23
1uF
R6
2.7K
C22
1uF
IOVDD
C27
1uF
+3.3VD
2
4
5
3
U7
SN74LVC1G07DBV
C26
1uF
R7
2.7K
+3.3VD
+3.3VD
IOVDD
+1.8VD
+3.3VD
IOVDD
R8
2.7K
+3.3VD
2
4
5
3
U6
SN74LVC1G07DBV
IOVDD
C25
1uF
TP11
MRESET
3.3VD ENABLE
1.8VD ENABLE
C17
0.33uF
C7
10uF
1GND
3
1EN
4
1IN
5
1IN
6
2GND
9
2EN
10
2IN
11
2IN
12
2OUT
17
2OUT
18
2RESET
22
1OUT
23
1OUT
24
1RESET
28
U9
TPS767D318PWP
R18
100K
R17
100K
+3.3VD
C8
10uF
D5
SML-LX0603IW-TR
D2
SML-LX0603YW-TR
D4
SML-LX0603GW-TR
R19
220
GREEN
USB I2S
USB MCK
USB SPI
USB SPI
USB I2S
USB MCK
+1.8VD
RESET
C24
1uF
USB ACTIVE
USB RST
USB RST
2
4
6
1
3
5
7
8
9
10
11
12
J15
EXTERNAL SPI
2
4
6
1
3
5
7
8
9
10
11
12
J14
EXTERNAL AUDIO DATA
PWR_DWN
J10
EXT MCLK
R20
75
IOVDD
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SW2
SW DIP-8
EXT MCK
2
4
1
3
J6
EXTERNAL I2C
IOVDD
Q1
ZXMN6A07F
Q2
ZXMN6A07F
1
2
3
4
5
6
JMP7
IOVDD SELECT
+5VD
SDA
SCL
+5VD
R15
10K
R16
10K
1
4
2
3
SW1
REGULATOR ENABLE
VIN
3
VOUT
2
GND
1
U2
REG1117-5
D1
DL4001
C16
0.33uF
C6
10uF
P3.3
P3.4
P3.5
P1.0
P1.1
P1.2
P1.3
J8
ED555/2DS
TP6
D3
SML-LX0603GW-TR
R14
390
GREEN
A0
A1
A2
1
2
JMP8
1
2
JMP9
1
2
JMP10
1
2
JMP11
1
2
JMP12
1
2
JMP13
1
2
JMP14
2
4
1
5
3
U10
SN74LVC1G125DBV
C28
1uF
RA1
10K
