Datasheet

AD9773
Rev. D | Page 54 of 60
02857-108
1 3 5 7 9
11
13 15 17 19 21 23 25 27 29 31 33 35 37 39
2 4 6 8
10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
DATA-B
RIBBON
J2
21 345678910
R1 R2 R3 R4 R5 R6 R7 R8 R9
21 345678910
R1 R2 R3 R4 R5 R6 R7 R8 R9
RCOM
RCOM
RP10
DNP
RP11
50Ω
21 34567891021 345678910
R1 R2 R3 R4 R5 R6 R7 R8 R9R1 R2 R3 R4 R5 R6 R7 R8 R9
RCOM
RCOM
RP9
DNP
RP12
50Ω
BD15 BD14 BD13 BD12 BD11 BD10 BD09 BD08 BD07 BD06 BD05 BD04 BD03 BD02 BD01 BD00
116 215 314 413 512 611 710 89 116 215 314 413 512 611 710 89
RP3 22Ω RP3 22Ω RP3 22Ω RP3 22Ω RP3 22Ω RP3 22Ω RP3 22Ω RP3 22Ω RP4 22Ω RP4 22Ω RP4 22Ω RP4 22Ω RP4 22Ω RP4 22Ω RP4 22Ω RP4 22Ω
R21
DNP
CLKVDD
CGND; 5 CLKVDD; 8
ACLKX
R13 120Ω
R4 120Ω
R18
200Ω
R14
200Ω
RC0805
MC100EPT22
RC0805
RC0805
RC0805
C43 4.7μF 6.3V
DVDD
C51 0.1μF
C44 4.7μF 6.3V
DVDD
DGND; 7 DVDD; 14
U5
74AC14
1
2
DGND; 7 DVDD; 14
U5
74AC14
12
13
DGND; 7 DVDD; 14
U5
74AC14
43
DGND; 7 DVDD; 14
U5
74AC14
10
11
DGND; 7 DVDD; 14
U5
74AC14
65
DGND; 7 DVDD; 14
U5
74AC14
89
1 2 3 4 5 6
SPI PORT
P1
SPCSB
SPCLK
SPSDI
SPSDO
DGND; 7 DVDD; 14
U6
74AC14
1
2
DGND; 7 DVDD; 14
U6
74AC14
13
12
DGND; 7 DVDD; 14
U6
74AC14
3
4
DGND; 7 DVDD; 14
U6
74AC14
11
10
DGND; 7 DVDD; 14
U6
74AC14
5
6
DGND; 7 DVDD; 14
U6
74AC14
9
8
R50
9kΩ
R48
9kΩ
R45
9kΩ
RC0805 RC0805 RC0805
ACASE
CC805
ACASE
C50 0.1μF
CC805
C60 0.1μF
C49 4.7μF 6.3V
CLKDD
ACASE
CC805
4 3
6
U8
2
1
7
U8
CC805
C47
1nF
CC805
JP41 JP42
C46
0.1μF
R20
DNP
RC0805
R22
DNP
R24
DNP
RC0805 RC0805
RC0805
CC805
C48
1nF
CLKVDD; 8 CGND; 5
MC100EPT22
CLKVDD
CLKVDD CLKN
CLKP
+
c
c
c
c
c
+ +
c
c
R19
100Ω
Figure 108. AD9773 Evaluation Board Input (B Channel) and SPI Port Circuitry