Texas Instruments ADS8402 EVM, ADS8412 EVM Stereo System User Manual


 
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DOCUMENT CONTROL #:
33
Power & Digital Buffer
A
DATE: 22-Oct-2003
Power Supply & Digital Buffer Circuit
6446998
L4
BLM21AJ601SN1L
L2
BLM21AJ601SN1L
L1
BLM21AJ601SN1L
C28
1uF
C2
1uF
C4
0.01uF
C26
0.01uF
L3
BLM21AJ601SN1L
TP6
+5VCC
C10
0.01uF
C9
0.1uF
TP5
TP8
+VBD
C20
0.01uF
C22
0.1uF
TP7
TP3
TP1
TP2
+VCC
-VCC
C12
10uF
C19
10uF
C6
10uF
C1
10uF
C5
1nF
C3
1nF
C23
1nF
C11
1nF
B_DB[17...0]
1 16
2 15
3 14
4 13
5
9
12
6
8
10
11
7
RP1
1K
+VBD
/OE
DIR
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
VCC
GND
U6
SN74AHC245PWR
+VBD
C57
0.1uF
1 16
2 15
3 14
4 13
5
9
12
6
8
10
11
7
RP3
1K
+VBD
/OE
DIR
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
VCC
GND
U7
SN74AHC245PWR
+VBD
C58
0.1uF
DB[17...0]
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
B_DB15
B_DB14
B_DB13
B_DB12
B_DB11
B_DB0
B_DB10
B_DB1
B_DB9
B_DB2
B_DB8
B_DB3
B_DB7
B_DB4
B_DB6
B_DB5
CS
RD
CONVST
BYTE
RESET
B_BUSY
1 16
2 15
3 14
4 13
5
9
12
6
8
10
11
7
RP2
100
/OE
DIR
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
VCC
GND
U5
SN74AHC245PWR
+VBD
C25
0.1uF
CS
RD
CONVST
BYTE
RESET
R20
10k
R19
10k
R18
10k
+VBD
R17
10k
R16
10k
BUSY
B_CS
B_RD
B_CONVST
B_BYTE
B_RESET
+AVCC
+VA
-VA
DB[17...0]
B_DB[17...0]
+BVDD
B_CS
B_BYTE
B_CONVST
B_RD
B_RESET
+
C14
10uF
+
C24
10uF
+
C27
10uF
+
C29
10uF
A
1
B
2
C
3
G1
6
G2A
4
G2B
5
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
VCC
16
GND
8
U11
SN74AHC138PWR
A0
A1
A2
A0
A2
A1
+VBD
C63
0.1uF
+VBD
1
3
2
W2
1
3
2
W5
W4
2 4
53
U10
SN74AHC1G04DBV
+VBD
C64
0.1uF
W3
DC_CS
R24
10k
+VBD
RESET#
S1
R25
100
C66
0.01uF
INTc
DC_CS
Lijoy Philipose
Lijoy Philipose