ISSUE
DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No.
DESCRIPTION OF CHANGE
L198_CT1_Micro.SchDoc
rDAC USB & Micro
Contact Engineer:
L198CT
22/09/2010
INITIALS
Printed:
2
5
Sheet
of
Notes:
Contact Tel:
(01223) 203207
Peter Kuell
A & R Cambridge Ltd.
Pembroke Avenue
Cambridge CB25 9QR
Waterbeach
A2
ARCAM
MRESET*
9
CSYNC
35
DM
7
DP
6
A
V
D
D
2
A
V
S
S
4
5
MCLKO1
39
SCL
44
MCLKI
3
CRESET*
34
CSCLK
37
CSCHNE
32
CDATO
38
P1.0
23
CDATI
36
EXTEN
11
D
V
S
S
4
D
V
D
D
8
PUR
5
PLLFILI
48
D
V
D
D
2
1
D
V
D
D
3
3
D
V
S
S
1
6
D
V
S
S
2
8
MCLKO2
40
P1.1
24
P1.2
25
P1.3
26
P1.4
27
P1.5
29
P1.6
30
P1.7
31
P3.0
13
P3.1
14
P3.2
15
P3.3
17
P3.4
18
P3.5
19
PLLFILO
1
RESET*
41
RSTO*
12
SDA
43
TEST
10
VREN*
42
XTALI
47
XTALO
46
IC103
TAS1020B
GND
2
D1
1
+3V3
5
D4
6
D2
3
D3
4
IC101
USBUF01W6
DGND
DGND
DGND
USB_D+
USB_D-
D+
D-
50V
C100
22P
50V
C101
22P
DGND
0W063
R112
3K0
50V
C102
100P
50V
C103
1N0
+3V3B
+3V3A
L198BSW
E0
1
E1
2
E2
3
SDA
5
SCL
6
WC*
7
IC100A
M24C64-WDW6TP
DGND
GND
4
VCC
8
IC100B
M
2
4
C
6
4
-W
D
W
6
T
P
16V
C112
100N
DGND
+3V3
16V
C110
100N
6.3V
C109
1UF
6.3V
C104
10UF
16V
C105
100N
16V
C106
100N
16V
C107
100N
16V
C108
100N
0W063
R116
0R0
0W063
R118
0R0
DGND
DGND
+3V3
+3V3B
+3V3A
TAS1020B Decoupling
1
2
SW101
SDTA-620-N
DGND
+3V3
PROG
PROG
DGND_L
SOURCE
0W063
R102
10K
+3V3
SOURCE
USB_VCC
MUTE_RLY_MC
USB_BCK
USB_LRCK
USB_SDATA
/MUTE_RLY
0W063
R100
2K0
0W063
R101
2K0
+3V3
SDA
SCL
DGND
0W063
R105
47R
0W063
R106
47R
0W063
R107
47R
0W063
R103
10K
I2C address = 1010 000x
RED
LED101
SM
RED
LED103
SM
RED
LED105
SM
0W063
R108
330R
0W063
R110
330R
0W063
R113
330R
16V
C111
100N
+3V3
DGND
0W063
R122
100K
/RESET
/RESET
/RESET
+5V_L
DGND
DC_IN
MUTE_RLY_MC
/MUTE_RLY WILL ONLY STAY HIGH (RELAY UNMUTED) IF DC_IN >= 5.3V AND MUTE_RLY_MC IS LOW
LOW TO MUTE
DGND
TR100
BC846B
0W063
R117
22K
+3V3
0W063
R115
10K
VDD
5
RST
1
GND
2
IN
4
MR
3
IC105
MIC2774N-29YM5
+3V3
0W063
R121
56K
0W063
R119
910K
0W063
R120
30K
DGND
V
tr
ip
s
e
t a
t n
o
m
in
a
l 5
.3
V
1
2
3
4
5
6
67068
CON100
Molex
DAC_MUTE
DAC_MUTE
1
2
3
4
5
6
7
8
9
10
52793
CON102
MOLEX
1
2
3
4
5
6
7
8
9
10
52793
CON101
MOLEX
+5V
DGND
SOURCE_L
DGND_L
+5V_L
LED/switch snap off
0W063
R114
120R
+5V_L
P100
P101
P104
P103
P111
P107
P109
P125
P134
P138
P142
P143
P145
P150
P105
P106
P108
P135
P137
P141
P147
P148
P144
P146
P149
0W063
R123
10K
16V
C114
100N
DGND
+3V3
0W063
R124
100K
+3V3
QTY
DESCRIPTION
PART No.
NOTES
ITEM
Blank PCB rDAC
L198PB
PCB100
1
switch to reprogram USB s/w
USB_UPDATE
USB_UPDATE
FS0
FS1
FS2
FS0
FS1
FS2
USB_MUTE
USB_MUTE
SERIAL_USB_TO_UC
SERIAL_UC_TO_USB
SERIAL_USB_TO_UC
SERIAL_UC_TO_USB
RESET_OUT
RESERVED
DEVICE_SELECT[0]
DEVICE_SELECT[1]
RESERVED
RESERVED
SCL
SDA
ENABLE_USB*
SERIAL_KLEER_TO_UC
SERIAL_UC_TO_KLEER
Debug UART can be
used to program
micro
spare
SPDIF_INT
SPDIF_INT
+3V3
10V
C115
10uF
16V
C116
100N
16V
C117
100N
16V
C118
100N
16V
C119
100N
DGND
6.3V
C123
1UF
6.3V
C124
1UF
16V
C120
100N
16V
C121
100N
16V
C122
100N
50V
C125
1N0
DGND
DGND
VDD1V8
DGND
R130
47K
+3V3
R129
47K
R131
47K
TDI
TMS
TCK
TDO
NRST
R132
47K
DEBUG CONN
1
2
M20-973
CON104
HARWIN
+3V3
16V
C126
100N
+3V3
DGND
DGND
50V
C129
10N
50V
C127
1N0
R134
1K5
DGND
Micro power & config
Note that PLL filter components need
to be calculated according to
application using the spreadsheet
provided by Atmel
See Atmet apps note
for placement of
decoupling caps
R133
47K
R128
1K0
P112
P102
P116
P119
P151
P140
P122
P126
P129
P132
P139
P152
Micro I/O
USB AUDIO
LEDS & Switches
Muting
System reset
0W063
R126
2K0
0W063
R127
2K0
+3V3
USB_MCLK
DGND
R135
0R0
E0
1
E1
2
E2
3
SDA
5
SCL
6
WC*
7
IC108A
M24C01-WDW6TP
DGND
EEPROM
SCL
SDA
16V
C131
100N
DGND
+3V3
X101
4MHz
50V
C133
22P
NF
50V
C132
22P
NF
According to Atmel data sheet,
internal load capacitance of IC is
sufficient, no need for additional
load capacitors
DGND
UC_PROGRAM_MODE
TR101
MMUN2111LT1
LED0
LED1
LED2
A0
1
A1
2
A2
3
E1
4
E2
5
E3
6
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
IC102A
74HCT138
DGND_L
+5V_L
COAX
OPTICAL
USB
WIRELESS
+5V_L
TR102
MMUN2111LT1
+5V_L
TR103
MMUN2111LT1
+5V_L
TR104
MMUN2111LT1
+5V_L
TR105
MMUN2111LT1
+5V_L
TR106
MMUN2111LT1
+5V_L
TR107
MMUN2111LT1
+5V_L
TR108
MMUN2111LT1
DGND_L
RED
LED107
SM
0W063
R136
330R
NF
Option for wireless
LED to be used as
power LED
ENABLE_LEDS*
VCC
16
GND
8
IC102B
74HCT138
DGND_L
+5V_L
16V
C113
100N
ENABLE_USB*
LED0
LED1
LED2
ENABLE_LEDS*
ENABLE_KLEER*
ENABLE_KLEER*
ENABLE_SPDIF*
ENABLE_SPDIF*
SERIAL_KLEER_TO_UC
SERIAL_UC_TO_KLEER
SOURCE_L
L198ASW
AD4
3
AD5
4
AD6
5
AD7
6
PA20/AD3
12
PA19/PGMD7/AD2
11
PA18/PGMD6/AD1
10
PA17/PGMD5/AD0
9
PA0/PGMEN0
36
PA1/PGMEN1
35
PA2/PGMEN2
32
PA3
31
PA4/PGMNCMD
28
PA5/PGMRDY
27
PA6/PGMNOE
26
PA7/PGMNVALID
24
PA8/PGMM0
23
PA9/PGMM1
22
PA10/PGMM2
21
PA11/PGMM3
20
PA12/PGMD0
19
PA13/PGMD1
17
PA14/PGMD2
16
PA15/PGMD3
15
PA16/PGMD4
14
IC107A
AT91SAM7S32
L198ASW
VDDIN
7
VDDOUT
8
VDDIO
13
VDDCORE
18
VDDIO
33
VDDCORE
41
VDDFLASH
43
VDDPLL
48
GND
2
GND
34
TDI
25
TDO
37
TCK
40
TMS
39
JTAGSEL
38
XIN/PGMCK
46
PLLRC
47
XOUT
45
NRST
29
TST
30
ERASE
42
GND
44
ADVREF
1
IC107B
AT91SAM7S32
1
2
4
IC104A
74LVC1G08DBV
GND
3
VCC
5
IC104B
7
4
L
V
C
1
G
0
8
D
B
V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
M20-972
CON103
HARWIN
1
FIX100
Dia 3.2mm
1
FIX101
Dia 3.2mm
1
FIX102
Dia 3.2mm
P110
P113
P114
P117
P120
P123
P131
P115
P118
P121
P124
P127
P128
P130
P133
P136
P153
P154
P155
P156
P157
P158
P159
P160
P161
P163
P162
P164
P165
P166
P167
P168
P169
P170
P171
P172
P173
P179
P174
P175
P176
P177
P178
P180
P181
P184
P182
P183
P185
GND
4
VCC
8
IC108B
M
2
4
C
0
1
-W
D
W
6
T
P
X100
6MHz
1
2
SW100
TSY66HCJ
PK
12/04/10
Green LEDs and drive resistors changed
1.0
10_E066
V
C
C
RST
G
N
D
IC106
LM809M3-2.93
GREEN
LED100
1206
GREEN
LED102
1206
GREEN
LED104
1206
GREEN
LED106
1206
0W063
R104
130R
0W063
R109
130R
0W063
R111
130R
0W063
R125
130R
PG
08/09/10
Change X200 to 12MHz
1.1
10_E122
PK
14/09/10
EMC changes from Telnova
2.0
10_E131
50V
C130
15P
DGND
16V
C128
100N
USB_VCC
DGND
50V
C135
10P
50V
C134
10P
DGND_L
DGND_L
DGND_L
0W063
R137
33R
0W063
R138
33R
DGND
DGND
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