Analog Devices ADAU1977, Руководство пользователя

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Evaluation Board User Guide UG-600
SETUP OF THE EVALUATION BOARD CONNECTIONS
Figure 2. Evaluation Board Jumper Settings
AARDVARK/USBi
SLIDE SWITCH SETTINGS
CHIP ADDRESS 0x11 ON ON
OFF
ON
ADDR1
ADDR0
256*
fs
48K I2
S
M
A
S
T
E
R
T
D
M
4
S
L
O
T
S
1 – 4
384*
fs
96K
TD
M
S
L
A
V
E
T
D
M
8
S
L
O
T
S
5 – 8
LRCLK
BCLK
SDATA2
SDATA1
SERIAL DATA OUTPUT
MASTER SLAVE
SDATA TO I2S HDR
BCLK
LRCLK
SDATA TO SPDIF OUT
BCLK
LRCLK
SDATA2
SDATA1
SDATA2
SDATA1
SDATA2
SDATA1
MCLK
+5V 0V EXT DVDD EXT IOVDD EXT AVDD
–17V
T
O
–22V
0V +
17V
T
O
+
22V
REQUIRED ONLY
FOR GENERATING
VBAT AND 10V RMS
SIGNAL AT 7V CM
BUFFER TO BE USED FOR GENERATING
10V RMS SIGNAL AT VARIOUS CM LEVEL
GN
D
1
/3
M
IC
B
IA
S
V
BAT
/2
GN
D
2
/3
M
IC
B
IA
S
V
BAT
/2
CM OPTIONS
AUX ANALOG INPUT
10V RMS
F
AUL
T
I
NP
UT
+
INP
UT
S
F
AUL
T
I
NP
UT
–
INP
UT
S
0V
CONNECT VOLTAGE SOURCE
TO INTRODUCE THE FAULT
ON INPUT 0V TO 18V MAX
NORMAL
CONTROL FOR AVDD SWITCHER
PWDN
–BUFF
–INx
+INx
ADC INPUT
SELECT
ON OFF
DIRECT COUPLE
INPUTS
NO
RM
AL
M
ICBI
AS
NO
RM
AL
FA
U
LTx
GN
D
GENERATE
FAULT
ON INPUTS
ON
OFF
MICBIAS
RESISTOR
SELECT
300Ω 500Ω
INT
EXT
MICBIAS
SELECT
PLL FILTER
SELECT
L
RCK
M
C
L
K
POWER
DOWN
OSCILLATOR
P
S
IA
OS
C
S
M
A
MCLK
SELECT
PSIA MCLKIN
EXT MCLK
IN
DI
RE
CT
L
E
V
E
L
S
H
IF
T
INSTALL
FOR SA MODE
DO NOT CONNECT POWER SUPPLY
INTERNAL USE ONLY
DO NOT CONNECT
POWER SUPPLY
INTERNAL USE ONLY
7 BIT DEVICE ADDRESS
ADDRESS
SETTING
FOR 0x71
ANALOG INPUT1
MAX 10V RMS
ANALOG INPUT2
MAX 10V RMS
ANALOG INPUT3
MAX 10V RMS
ANALOG INPUT4
MAX 10V RMS
+BUFF
MCLKADAU197x
SELECT
CHIP ADDRESS 0x31 ON OFF
CHIP ADDRESS 0x51 OFF ON
CHIP ADDRESS 0x71 OFF OFF
STAND ALONE MODE
SPI MODE
I2CMODE
1.2MHz
600kHz
CONNECT
5V SUPPLY
1
1751-
002
Rev. 0 | Page 5 of 27