Arcam RDAC - Manuale di servizio - Pagina 7

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I2C address = 1010 000x

+3V3

R100

R101

2K0

IC100A

0W063

WC*

P100

SCL

P101

USB_VCC

SDA

P179

M24C64-WDW6TP

DGND

L198BSW

R137

P103

USB_D-

P104

CON100

USB_VCC

33R

C135

Molex

IC101

0W063

67068

10P

USB_D+

50V

P107

C128

+3V3

GND

P109

100N

16V

USBUF01W6

DGND

R138

P111

DGND

33R

0W063

DGND

C134

C100

10P

50V

22P

50V

C101

DGND

22P

DGND

50V

C102

100P

50V

+3V3

System reset

+3V3

IC106

LM809M3-2.93

C111

P150

/RESET

100N

RST

/RESET

16V

R122

100K

0W063

DGND

DEBUG CONN

IC108A

WC*

SCL

SDA

M24C01-WDW6TP

EEPROM

DGND

IC100B

+3V3

IC104B

+3V3

IC108B

VCC

C112

C114

100N

16V

GND

DGND

+3V3

R103

switch to reprogram USB s/w

10K

0W063

SW101

PROG

USB AUDIO

SDTA-620-N

+3V3B

+3V3A

DGND

MCLKI

USB_MCLK

SCL

MCLKO1

SDA

MCLKO2

P105

CSCLK

R105

P106

PUR

CSYNC

R106

D+

P108

CDATO

R107

D-

CDATI

R123

47R

CRESET*

P182

10K

0W063

/RESET

MRESET*

CSCHNE

0W063

RESET*

RSTO*

DGND

P135

PROG

P1.0

P159

USB_UPDATE

EXTEN

P1.1

IC103

P160

FS0

TEST

P1.2

TAS1020B

P161

FS1

DGND

P1.3

P125

P162

FS2

XTALI

P1.4

RESET_OUT

XTALO

P1.5

X100

RESERVED

P1.6

6MHz

P163

USB_MUTE

P1.7

P134

P164

SERIAL_UC_TO_USB

P3.0

P165

SERIAL_USB_TO_UC

P3.1

DEVICE_SELECT[0]

P3.2

P138

DEVICE_SELECT[1]

PLLFILO

P3.3

P183

RESERVED

PLLFILI

P3.4

R112

RESERVED

P3.5

3K0

0W063

VREN*

P184

R135

C103

0R0

1N0

50V

P142

DGND

TAS1020B Decoupling

+3V3B

R116

P143

0R0

C104

C105

C106

C107

C108

0W063

10UF

100N

6.3V

16V

+3V3A

R118

P145

DGND

0R0

C109

C110

0W063

1UF

100N

6.3V

16V

DGND

See Atmet apps note

for placement of

decoupling caps

+3V3

C115

C116

C117

C118

C119

10uF

100N

10V

16V

DGND

VDD1V8

P112

C120

C121

C122

C123

C124

C125

100N

1UF

1N0

16V

6.3V

50V

P122

DGND

P126

P129

+3V3

P132

CON103

R129

R130

R131

R132

R133

P139

47K

P140

TDI

TMS

TCK

TDO

NRST

HARWIN

M20-972

DGND

+3V3

C131

100N

16V

DGND

LEDS & Switches

+3V3

R102

10K

0W063

CON101

CON102

+5V

P110

SOURCE

P174

P113

LED0

P175

P114

LED1

P176

P117

LED2

P177

P120

ENABLE_LEDS*

P178

P123

P131

MOLEX

52793

USB_BCK

DGND

DGND_L

USB_LRCK

USB_SDATA

C130

15P

50V

SOURCE_L

Micro power & config

IC107B

VDDIN

VDDFLASH

GND

C132

GND

P102

VDDIO

GND

DGND

VDDIO

X101

22P

4MHz

50V

VDDCORE

XIN/PGMCK

P116

C133

VDDCORE

XOUT

1K0

VDDPLL

P185

R128

PLLRC

22P

VDDOUT

+3V3

DGND

50V

P119

ADVREF

JTAGSEL

According to Atmel data sheet,

C126

TDI

internal load capacitance of IC is

TDO

100N

sufficient, no need for additional

TCK

16V

load capacitors

TMS

ERASE

C127

R134

NRST

DGND

1N0

1K5

TST

50V

AT91SAM7S32

P151

L198ASW

+3V3

C129

10N

CON104

50V

P152

HARWIN

M20-973

DGND

Note that PLL filter components need

UC_PROGRAM_MODE

to be calculated according to

application using the spreadsheet

provided by Atmel

LED/switch snap off

+5V_L

SOURCE_L

IC102A

P115

P118

P121

P124

P127

P128

+5V_L

P130

P133

74HCT138

+5V_L

TR101

TR102

TR103

DGND_L

MMUN2111LT1

SW100

P166

P167

P168

R104

R108

R109

130R

330R

130R

0W063

TSY66HCJ

P136

P153

P154

DGND_L

LED100

LED101

LED102

1206

GREEN

RED

GREEN

IC102B

+5V_L

COAX

OPTICAL

VCC

C113

100N

DGND_L

FIX100

16V

Dia 3.2mm

GND

74HCT138

DGND_L

Debug UART can be

used to program

micro

SPDIF_INT

DAC_MUTE

ENABLE_KLEER*

ENABLE_SPDIF*

+3V3

SERIAL_UC_TO_KLEER

SERIAL_KLEER_TO_UC

R126

R127

2K0

ENABLE_USB*

0W063

SCL

SDA

R117

MUTE_RLY_MC

P144

P137

22K

0W063

DC_IN

R119

910K

0W063

+3V3

P146

R120

30K

0W063

P149

R121

56K

0W063

DGND

ITEM

QTY

PART No.

DESCRIPTION

PCB100

L198PB

Blank PCB rDAC

DRAWING TITLE

rDAC USB & Micro

Filename:

L198_CT1_Micro.SchDoc

ARCAM

Notes:

A & R Cambridge Ltd.

Pembroke Avenue

Waterbeach

Cambridge CB25 9QR

Contact Engineer:

Peter Kuell

Contact Tel:

+5V_L

TR104

TR105

TR106

TR107

TR108

MMUN2111LT1

+5V_L

MMUN2111LT1

P169

P170

P171

P172

P173

R110

R111

R113

R125

R114

R136

330R

130R

330R

130R

120R

330R

0W063

P155

P156

P157

P158

P181

LED103

LED104

LED105

LED106

LED107

1206

RED

GREEN

RED

GREEN

RED

USB

WIRELESS

Option for wireless

LED to be used as

FIX101

FIX102

power LED

Dia 3.2mm

DGND_L

Micro I/O

IC107A

DGND

AD7

AD6

USB_UPDATE

AD5

SOURCE

AD4

SPDIF_INT

PA20/AD3

P141

DAC_MUTE

PA19/PGMD7/AD2

ENABLE_KLEER*

PA18/PGMD6/AD1

ENABLE_SPDIF*

PA17/PGMD5/AD0

ENABLE_LEDS*

PA16/PGMD4

LED2

PA15/PGMD3

LED1

PA14/PGMD2

LED0

PA13/PGMD1

MUTE_RLY_MC

PA12/PGMD0

spare

PA11/PGMM3

SERIAL_UC_TO_KLEER

PA10/PGMM2

SERIAL_KLEER_TO_UC

PA9/PGMM1

USB_MUTE

PA8/PGMM0

ENABLE_USB*

PA7/PGMNVALID

SERIAL_UC_TO_USB

PA6/PGMNOE

SERIAL_USB_TO_UC

PA5/PGMRDY

SCL

PA4/PGMNCMD

SDA

PA3

FS2

PA2/PGMEN2

FS1

PA1/PGMEN1

FS0

PA0/PGMEN0

+3V3

AT91SAM7S32

L198ASW

R115

10K

0W063

TR100

BC846B

Muting

DGND

+3V3

R124

IC104A

100K

P147

P180

IC105

0W063

/MUTE_RLY

P148

VDD

RST

LOW TO MUTE

74LVC1G08DBV

GND

MIC2774N-29YM5

DGND

/MUTE_RLY WILL ONLY STAY HIGH (RELAY UNMUTED) IF DC_IN >= 5.3V AND MUTE_RLY_MC IS LOW

NOTES

10_E131

14/09/10

EMC changes from Telnova

10_E122

08/09/10

Change X200 to 12MHz

10_E066

12/04/10

Green LEDs and drive resistors changed

ECO No.

INITIALS

DATE

DESCRIPTION OF CHANGE

L198CT

(01223) 203207

Printed:

22/09/2010

Sheet

DRAWING NO.

2.0

1.1

1.0

ISSUE