IDT 8A 72QFN Series, User Manual

Page: 21 / 29

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Board 3V3
SILKSCRN:
5V
SILKSCRN:
3V3
SILKSCRN:
VDDA
SILKSCRN:
VCC_GPIO_DC
SILKSCRN:
VDDD
SILKSCRN:
VDD_FOD
SILKSCRN:
3.3V Top
2.5V Bot
1.8V Float
3V3
2V5
1V8/FPGA
SILKSCRN:
3.3V Top
2.5V Bot
1.8V Float
3V3
2V5
1V8/FPGA
SILKSCRN:
3.3V Top
2.5V Bot
1.8V Float
3V3
2V5
1V8/FPGA
S
t
u
f
f
f
o
r
2
.
5
V
S
t
u
f
f
f
o
r
3
.
3
V
5V0
VDDA
5V0
VCC_GPIO_DC
3V3
5V0
VDDD
5V0
VDD_FOD
5V0
OF
PROJECT NAME
DRAWN
CHECK
DESIGN
TITLE
DRAWING NUMBER REVISION
RELEASE DATE SHEET
SUBTITLE
1.2 SK-10280-01
IDT8A34001
9 2
Fidus Systems
375 Terry Fox Drive, Ottawa, ON K2K 0J8
Indira3
DB
DB
DB
27 October 2016
Power Supplies 1
OF
PROJECT NAME
DRAWN
CHECK
DESIGN
TITLE
DRAWING NUMBER REVISION
RELEASE DATE SHEET
SUBTITLE
1.2 SK-10280-01
IDT8A34001
9 2
Fidus Systems
375 Terry Fox Drive, Ottawa, ON K2K 0J8
Indira3
DB
DB
DB
27 October 2016
Power Supplies 1
OF
PROJECT NAME
DRAWN
CHECK
DESIGN
TITLE
DRAWING NUMBER REVISION
RELEASE DATE SHEET
SUBTITLE
1.2 SK-10280-01
IDT8A34001
9 2
Fidus Systems
375 Terry Fox Drive, Ottawa, ON K2K 0J8
Indira3
DB
DB
DB
27 October 2016
Power Supplies 1
R29 26.1k
R708 44.2k
R77 21k
R18 21k
C
8
6
6
1
.0
u
F
R
9
0
2
1
0
k
C838
0.01uF
D3
LNJ347W83RA
N
C
R
v
R
1
9
-1
1
-1
4
B
Z
X
8
4
C
5
V
6
D
1
D
IO
D
E
Z
E
N
E
R
5
.6
V
3
5
0
M
W
S
O
T
2
3
-3
1
2 3
R
9
0
7
5
2
.3
k
R
1
6
5
2
.3
k
C804
10uF
R905 NP
C953
0.1uF
C
8
6
7
0
.0
1
u
F
R15 26.1k
C
3
0.01uF
R
7
0
7
5
2
.3
k
C
9
1
.0
u
F
R
5
9
8
1
0
k
C841
0.1uF R709 21k
RvR 02-09-15
U70
LP38798SD-ADJ/NOPB
IC REG LDO ADJ 0.8A 12WSON
IN
1
IN
2
IN_CP
3
CP
4
EN
5
GND
6
GND
7
FB
8
SET
9
OUT_FB
10
OUT
11
OUT
12
DAP
13
R904 NP
R
2
6
1
0
k
C863
0.1uF
C954
10uF
JP3
VDDA_SEL
C
9
5
6
1
.0
u
F
JP2
VDDA_SEL
C
8
4
5
0.1uF
03-09-15 RvR
ADM7171ACPZ-R7
U69
IC REG LDO ADJ 1A 8LFCSP
SS
4
EN
5
VIN
7
VIN
8
VOUT
1
VOUT
2
SENSE
3
GND
6
GNDPAD
9
R
5
9
9
1
7
.4
k
C842
10uF
C
8
3
7
1
0
u
F
R
9
0
9
N
P
D
N
S
19-02-14 RvR
J1
111-0702-001
POST BINDING INSULATED RED
1
1
C864
10uF
C865
0.01uF
C
9
5
7
0
.0
1
u
F
C
8
4
6
10uF
R
4
8
6
3
k
D16
LNJ347W83RA
JP1
VDDA_SEL
C799
0.1uF
R
9
0
8
N
P
D
N
S
19-02-14 RvR
J2
111-0703-001
POST BINDING INSUL GROUNDED BLCK
1
1
R
3
0
5
2
.3
k
RvR 02-09-15
U89
LP38798SD-ADJ/NOPB
IC REG LDO ADJ 0.8A 12WSON
IN
1
IN
2
IN_CP
3
CP
4
EN
5
GND
6
GND
7
FB
8
SET
9
OUT_FB
10
OUT
11
OUT
12
DAP
13
RT1 1206L350SLTHYR
R
7
0
3
1
0
k
C
1
5
1
.0
u
F
C8
0.01uF
C14
0.01uF
C800
10uF
R903 26.1k
R
5
9
7
1
k
R76 44.2k
R17 44.2k
C
1
6
0
.0
1
u
F
RvR 02-09-15
U9
LP38798SD-ADJ/NOPB
IC REG LDO ADJ 0.8A 12WSON
IN
1
IN
2
IN_CP
3
CP
4
EN
5
GND
6
GND
7
FB
8
SET
9
OUT_FB
10
OUT
11
OUT
12
DAP
13
R706
26.1k
C
8
3
6
1
0
0
0
p
F
R
1
2
1
0
k
RvR 02-09-15
U17
LP38798SD-ADJ/NOPB
IC REG LDO ADJ 0.8A 12WSON
IN
1
IN
2
IN_CP
3
CP
4
EN
5
GND
6
GND
7
FB
8
SET
9
OUT_FB
10
OUT
11
OUT
12
DAP
13
C803
0.1uF
C
1
0
0
.0
1
u
F