Evaluation Board Schematics And Artwork - Analog Devices EVAL-AD4696FMCZ User Manual

UG-1882

EVALUATION BOARD SCHEMATICS AND ARTWORK

BOARD ANALOG INPUTS
J1
CH0
1
4 3 2
142-0701-851
AGND
J2
CH1
1
4 3 2
142-0701-851
AGND
TEST POINTS FOR MEASURING IN0 - IN15
P6 DNI P7 DNI P8 DNI
IN0 IN4
1 1 1
IN1 IN5
2 2 2
IN2
IN6
3 3 3
IN3 IN7
4 4 4
COM
5
IN8
6
IN9
7
IN10
8
IN11
9
12V/7.5V LDO
U2
R31
VPWR_12V VPWR 1 5
VIN VOUT
+V_EN 3
0
EN
4
SENSE/ADJ
C11
GND
10UF
2
ADP7142AUJZ
AGND AGND
JP9
1 VPWR
A
2 +V_EN
COM
3
B
3PINJUMPER_0603
AGND
DEFAULT POSITION: A
3.3V/-3.3V VOLTAGE INVERTER
R71
VCC_HOST
0
7
OSC
1
FC
2
CAP+ OUT
4
CAP-
LV GND
6 3
AGND AGND
J3
CH0
1
5 4 3 2
142-0701-201
AGND
IN5 1
IN5
J4
IN6 2
CH1
IN6
1
IN7 3
IN7
COM 4
COM
5 4 3 2 IN8 5
IN8
142-0701-201 IN9 6
IN9
IN10 7
IN10
IN11 8
AGND IN11
ANALOG INPUT TEST POINTS
CH0 CH1 CHDR1 CHDR2
1 RED 1 RED 1 RED 1 RED 1
CH0 CH1 CHDR1 CHDR2 REF
DIGITAL INTERFACE TEST POINTS
CS_N
1 RCU-0C 1
IN12
IN13
CS_N CNV
IN14
IN15
Figure 24. EVAL-AD4696FMCZ Top Level Schematic
R123
+7.5 V
0
C12
10UF
AGND
AGND
R65
VPWR
VCC
0
U4
8
V+
AGND AGND
-V_SUP
5
ADM660ARZ
AGND
R67
-V_SUP
0
AGND
Figure 25. EVAL-AD4696FMCZ Power Management Schematic
AD4696
AGND
U1
24 CNV
CNV
23
SDI
SDI
22 SCK
SCK
21 SDO
SDO
20
GP0
BSY_ALT_GP0
19
IOGND
18 VIO
VIO
17 RESET
RESET
AGND
AD4696BCPZ
AGND
SUPPLY AND REF TEST POINTS
REF AVDD LDO_IN VDD VIO
DNI
RCU-0C 1 RED 1 1 RED 1 RED
AVDD LDO_IN VDD VIO
CNV SDI SCK SDO GP0 RESET
RCU-0C 1 RCU-0C 1 RCU-0C 1 RCU-0C 1 RCU-0C 1 RCU-0C
SDI SCK SDO GP0 RESET
ADR4550 5.0V REFERENCE
ADR4550BRZ
+7.5 V R72
2
V
IN
0
AGND
AGND AGND
12V/5V,-3.3V/-2.5V DUAL-LDO
U5
1
OUTP
C22
14
3
INP
R127
BYPP
316K
0.01UF
2
ADJP/NC
R125 102K
4
12 GND
5
SHDNP
10 GND
R126
SHDNN PAD1
GND
549K
13
NC 8
ADJN/NC
C23
R128
6 11
INN BYPN
576K
PAD2
INN
0.01UF
9 7
INN OUTN
LT3032EDE#PBF
Rev. 0 | Page 22 of 28
EVAL-AD4696FMCZ
AD4696 SUPPLY AND COM SETTINGS
R25
AVDD +5 V VDD
0
3PINJUMPER_0603 3PINJUMPER_0603
JP7 JP6
1 AVDD 1 VREF/2
A A
2 2
LDO_IN COM
COM
COM
3 3
B B
AGND AGND
DEFAULT POSITION: A DEFAULT POSITION: B
SUPPLY AND REF DECOUPLING
(POPULATING 10UF RECOMMENDED
IF USING EXTERNAL SUPPLIES)
C6
C1 C2 C3 C4 C5
DNI
0.1UF 0.1UF 0.1UF 0.1UF
10UF
10UF
AGND
POWER INDICATOR LED
U3
R131
VCC
R74
5V_REF
6
V 360
OUT
0
8
TP
R73
0
DNI
5V/1.8V LDO
U6
R69
+5 V
0
C26
1UF
AGND
R129
+5 V
0
POWER SUPPLY TEST POINTS
C24
4.7UF
VPWR VCC
1 RED 1 RED 1
VPWR VCC +7.5 V
AGND
GND1
C25
1 BLK
4.7UF
R130 -2.5 V
AGND
0
User Guide
R27
+1.8 V
DNI 0
3PINJUMPER_0603
JP8
1 +1.8 V
A
2
VIO
COM
3
VADJ
B
DEFAULT POSITION: A
VADJ FROM FMC CONNECTOR
C7 C8 C9 C10
DNI DNI DNI DNI
10UF 10UF 10UF
10UF
DS1
A C
SML-D12M8W
AGND
LT1761ES5-1.8#TRPBF
1
IN
R135
3 5
+1.8 V
SHDN_N OUT
0
4
BYP
C27
GND
2.2UF
2
AGND
AGND
C28
0.01UF
+7.5V +5V +1.8V -2.5V
RED 1 RED 1 RED 1 RED
+5 V +1.8 V -2.5 V
GND2 GND3 GND4
1 BLK 1 BLK 1 BLK
AGND AGND AGND