Analog Devices EVAL-AD5423SDZ User Manual page 14

UG-1554
AVDD1/AVSS
AVDD1
GND
AVSS
JP17
OPTION TO SHORT AVSS TO GND => UNIPOLAR SUPPLY
GND
AVDD2
GND
VLOGIC SOURCE OPTIONS
21
3.3V_SDP
IN
21
VLDO
IN
GND R2
0
GND
GND
GND2 GND3 GND4
1 WHT 1 WHT 1 WHTWHTWHT
GND
TERMINAL BLOCK DECOUPLING CAPACITORS
C5
C2
0.1UF
4.7UF
C6
C3 0.1UF
4.7UF
C4 C7
4.7UF 0.1UF
GND
VLOGIC
JP1
1 RED
VLOGIC
OUT
JP3
REFGND
AVDD2
IN
GND5 GND6
1 1
Figure 16.
EVAL-AD5423SDZ
AVDD1-AVDD2-SHRT
21
AVDD1
1 RED
AVDD1
OUT
GND1
1 WHT
GND
AVSS
1 RED
AVSS
OUT
AVDD2_
1 RED
AVDD2
OUT
ADR-REF
1 BLK
ADR-REF
IN
REFOUT
1 BLK
REFOUT
IN
JP5
VIN = 3V - 15V
21
C8
C
1.0UF
D1
A
REFGND
REFGND
ZENER CLAMPS VIN TO 15V IF A LARGER VOLTAGE IS APPLIED
AD5423 Supplies and Reference Options
Rev. 0 | Page 14 of 19
Evaluation Board User Guide
AVDD2
IN
REFIN OPTIONS
JP2
21
REFIN
69157-102
1 BLK
REFIN
OUT
JP4
21
69157-102
U1
6
2 V OUT
V IN
8
TP
ADR4525BRZ
REFGND
ADR-REF
OUT
REFGND